Shirota; Riichiro

Patent Applications and Registrations

Patent applications and USPTO patent grants for Shirota; Riichiro.The latest application filed is for "nand flash memory and manufacturing method thereof".

Company Profile

5.177.144

Shirota; Riichiro - Kanagawa JP
SHIROTA; Riichiro - Fujisawa-shi JP
Shirota; Riichiro - Fujisawa JP
Shirota; Riichiro - Hsinchu City TW
Shirota; Riichiro - Taichung TW
Shirota; Riichiro - Kanagawa-ken JP
SHIROTA; Riichiro - Taichung City TW
Shirota; Riichiro - Hsinchu County TW
Shirota; Riichiro - Fujisawa, Kanagawa N/A JP
Shirota; Riichiro - Hsinchu TW
Shirota; Riichiro - Tokyo N/A JP
Shirota; Riichiro - Kanagawa-prefecture JP
Shirota; Riichiro - Minato-ku Tokyo
Shirota; Riichiro - Fujiwawa JP
Shirota; Riichiro - Kawasaki JP
Shirota; Riichiro - Kwasaki JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Nand Flash Memory And Manufacturing Method Thereof App 20220115400 - Shirota; Riichiro	2022-04-14
NOR flash memory and manufacturing method thereof Grant 11,271,005 - Yano , et al. March 8, 2	2022-03-08
Nand Flash Memory And Manufacturing Method Thereof App 20220028880 - Shirota; Riichiro	2022-01-27
Normally-off nitride semiconductor transistor device Grant 11,211,464 - Shirota , et al. December 28, 2	2021-12-28
Semiconductor Memory And Method Of Manufacturing The Same App 20210351235 - KIYOTOSHI; Masahiro ; et al.	2021-11-11
Semiconductor Memory Device And Reading Method App 20210272634 - Shirota; Riichiro ; et al.	2021-09-02
Semiconductor memory and method of manufacturing the same Grant 11,101,325 - Kiyotoshi , et al. August 24, 2	2021-08-24
Vertical Nitride Semiconductor Transistor Device App 20210226019 - Takatani; Shinichiro ; et al.	2021-07-22
Power semiconductor device Grant 11,049,942 - Shirota , et al. June 29, 2	2021-06-29
NOR flash memory and method of fabricating the same Grant 10,916,558 - Shirota February 9, 2	2021-02-09
NOR flash memory and manufacturing method thereof Grant 10,811,425 - Yano , et al. October 20, 2	2020-10-20
Nor Flash Memory And Manufacturing Method Thereof App 20200303384 - Yano; Masaru ; et al.	2020-09-24
Network without abuse of a private key Grant 10,785,022 - Watanabe , et al. Sept	2020-09-22
Nitride Semiconductor Transistor Device App 20200185506 - SHIROTA; Riichiro ; et al.	2020-06-11
Power Semiconductor Device App 20200168707 - SHIROTA; RIICHIRO ; et al.	2020-05-28
Semiconductor apparatus with reduced risks of chip counterfeiting and network invasion Grant 10,460,824 - Nagai , et al. Oc	2019-10-29
Nor Flash Memory And Method Of Fabricating The Same App 20190312053 - SHIROTA; Riichiro	2019-10-10
Electronic appliance and network of the same Grant 10,341,122 - Watanabe , et al.	2019-07-02
Electronic appliance and network of the same Grant 10,177,923 - Watanabe , et al. J	2019-01-08
Semiconductor Memory And Method Of Manufacturing The Same App 20190006419 - Kiyotoshi; Masahiro ; et al.	2019-01-03
Nor Flash Memory And Manufacturing Method Thereof App 20180247944 - Yano; Masaru ; et al.	2018-08-30
Semiconductor memory and method of manufacturing the same Grant 10,056,433 - Kiyotoshi , et al. August 21, 2	2018-08-21
Network without Abuse of a Private Key App 20180076957 - Watanabe; Hiroshi ; et al.	2018-03-15
Nitride semiconductor transistor device Grant 9,899,507 - Shirota , et al. February 20, 2	2018-02-20
Flash memory having a U-shaped charge storage layer Grant 9,899,402 - Tseng , et al. February 20, 2	2018-02-20
Electronic Appliance and Network of the Same App 20180019882 - Watanabe; Hiroshi ; et al.	2018-01-18
Electronic Appliance and Network of the Same App 20180019925 - Watanabe; Hiroshi ; et al.	2018-01-18
Non-volatile semiconductor memory and erasing method thereof Grant 9,870,828 - Suito , et al. January 16, 2	2018-01-16
Flash Memory App 20170221916 - Tseng; Te-Chang ; et al.	2017-08-03
Semiconductor Apparatus and Identification Method of a Semiconductor Chip App 20170221581 - Nagai; Yukihiro ; et al.	2017-08-03
Non-volatile semiconductor memory with high reliability and data erasing method thereof Grant 9,715,935 - Shirota July 25, 2	2017-07-25
Nitride Semiconductor Transistor Device App 20170194474 - Shirota; Riichiro ; et al.	2017-07-06
Non-volatile Semiconductor Memory And Erasing Method Thereof App 20170092368 - Suito; Katsutoshi ; et al.	2017-03-30
Semiconductor Memory And Method Of Manufacturing The Same App 20160351621 - KIYOTOSHI; Masahiro ; et al.	2016-12-01
Semiconductor memory and method of manufacturing the same Grant 9,450,181 - Kiyotoshi , et al. September 20, 2	2016-09-20
Flash Memory And Programming Method Thereof App 20160163391 - Shirota; Riichiro	2016-06-09
Flash memory and programming method thereof Grant 9,349,462 - Shirota May 24, 2	2016-05-24
Non-volatile Semiconductor Memory With High Reliability And Data Erasing Method Thereof App 20160099064 - Shirota; Riichiro	2016-04-07
Programming method for NAND flash memory device to reduce electrons in channels Grant 9,214,242 - Miida , et al. December 15, 2	2015-12-15
Semiconductor memory device and programming method for flash memory for improving reliabilty of insulating layer of memory cell Grant 9,136,004 - Shirota September 15, 2	2015-09-15
NAND flash memory unit and NAND flash memory array Grant 9,123,418 - Lin , et al. September 1, 2	2015-09-01
Nonvolatile Semiconductor Memory Device Having Element Isolating Region Of Trench Type App 20150243670 - MATSUI; Michiharu ; et al.	2015-08-27
Nonvolatile semiconductor memory device and write-in method thereof Grant 9,064,580 - Senoo , et al. June 23, 2	2015-06-23
Nonvolatile semiconductor memory device having element isolating region of trench type Grant 9,059,300 - Matsui , et al. June 16, 2	2015-06-16
Semiconductor Memory Device And Programming Method For Flash Memory App 20150003163 - Shirota; Riichiro	2015-01-01
Semiconductor Memory And Method Of Manufacturing The Same App 20140264227 - KIYOTOSHI; Masahiro ; et al.	2014-09-18
Nand Flash Memory Unit And Nand Flash Memory Array App 20140239380 - Lin; Wei ; et al.	2014-08-28
Semiconductor memory and method of manufacturing the same Grant 8,766,373 - Kiyotoshi , et al. July 1, 2	2014-07-01
NAND flash memory unit, NAND flash memory array, and methods for operating them Grant 8,755,227 - Lin , et al. June 17, 2	2014-06-17
Programming Method For Nand Flash Memory Device To Reduce Electrons In Channels App 20140140129 - MIIDA; Takashi ; et al.	2014-05-22
Data Reading Method, And Circuit, Rewritable Non-volatile Memory Module And Memory Storage Apparatus Using The Same App 20140050024 - Shirota; Riichiro ; et al.	2014-02-20
Nonvolatile semiconductor memory Grant 8,637,915 - Ichige , et al. January 28, 2	2014-01-28
Programming method for NAND flash memory device to reduce electrons in channels Grant 8,599,614 - Miida , et al. December 3, 2	2013-12-03
Nonvolatile Semiconductor Memory Device Having Element Isolating Region Of Trench Type App 20130270622 - MATSUI; Michiharu ; et al.	2013-10-17
Nand Flash Memory Unit, Nand Flash Memory Array, And Methods For Operating Them App 20130194871 - Lin; Wei ; et al.	2013-08-01
Nonvolatile Semiconductor Memory Device And Write-in Method Thereof App 20130176783 - SENOO; Makoto ; et al.	2013-07-11
Nonvolatile semiconductor memory device having element isolating region of trench type Grant 8,421,143 - Matsui , et al. April 16, 2	2013-04-16
Nonvolatile semiconductor memory device having element isolating region of trench type Grant 8,405,139 - Matsui , et al. March 26, 2	2013-03-26
Application Circuit And Operation Method Of Semiconductor Device App 20130003466 - Shirota; Riichiro ; et al.	2013-01-03
Nonvolatile semiconductor memory Grant 8,324,679 - Ichige , et al. December 4, 2	2012-12-04
Memory device and operating method thereof Grant 8,274,827 - Shirota , et al. September 25, 2	2012-09-25
Nonvolatile Semiconductor Memory App 20120181598 - ICHIGE; Masayuki ; et al.	2012-07-19
Nonvolatile semiconductor memory device Grant 8,223,558 - Tanaka , et al. July 17, 2	2012-07-17
Non-volatile semiconductor memory, and the method thereof Grant 8,223,541 - Shirota July 17, 2	2012-07-17
Nonvolatile Semiconductor Memory Device Having Element Isolating Region Of Trench Type App 20120168846 - MATSUI; Michiharu ; et al.	2012-07-05
Nonvolatile semiconductor memory and process of producing the same Grant 8,148,216 - Arai , et al. April 3, 2	2012-04-03
Programming Method For Nand Flash Memory Device To Reduce Electrons In Channels App 20110310666 - Miida; Takashi ; et al.	2011-12-22
Memory Device And Operating Method Thereof App 20110280075 - Shirota; Riichiro ; et al.	2011-11-17
Semiconductor Memory And Method Of Manufacturing The Same App 20110272745 - Kiyotoshi; Masahiro ; et al.	2011-11-10
Nonvolatile Semiconductor Memory Device App 20110267886 - Tanaka; Tomoharu ; et al.	2011-11-03
Semiconductor memory device and method of fabricating the same Grant 8,048,741 - Arai , et al. November 1, 2	2011-11-01
Semiconductor memory and method of manufacturing the same Grant 8,008,732 - Kiyotoshi , et al. August 30, 2	2011-08-30
Nonvolatile semiconductor memory device Grant 8,000,147 - Tanaka , et al. August 16, 2	2011-08-16
Nonvolatile Semiconductor Memory Device Having Element Isolating Region Of Trench Type App 20110186921 - MATSUI; Michiharu ; et al.	2011-08-04
Nonvolatile semiconductor memory Grant 7,982,259 - Ichige , et al. July 19, 2	2011-07-19
Method for programming a memory structure Grant 7,952,934 - Shirota , et al. May 31, 2	2011-05-31
Nonvolatile Semiconductor Memory App 20110108905 - ICHIGE; Masayuki ; et al.	2011-05-12
Nonvolatile semiconductor memory device having element isolating region of trench type Grant 7,939,406 - Matsui , et al. May 10, 2	2011-05-10
Nonvolatile Semiconductor Memory And Process Of Producing The Same App 20110092033 - Arai; Fumitaka ; et al.	2011-04-21
Method For Programming A Memory Structure App 20110051526 - Shirota; Riichiro ; et al.	2011-03-03
Semiconductor memory and method for manufacturing a semiconductor memory Grant 7,884,422 - Mizukami , et al. February 8, 2	2011-02-08
Nonvolatile semiconductor memory and process of producing the same Grant 7,875,922 - Arai , et al. January 25, 2	2011-01-25
Method for programming a memory structure Grant 7,855,918 - Shirota , et al. December 21, 2	2010-12-21
Structure And Fabricating Process Of Non-volatile Memory App 20100252875 - Shirota; Riichiro	2010-10-07
Nonvolatile Semiconductor Memory Device App 20100226173 - Tanaka; Tomoharu ; et al.	2010-09-09
Channel carrier discharging in a NAND flash memory on an insulating substrate or layer Grant 7,791,948 - Shirota , et al. September 7, 2	2010-09-07
Nonvolatile semiconductor memory device Grant 7,755,134 - Kito , et al. July 13, 2	2010-07-13
Nonvolatile semiconductor memory device Grant 7,746,707 - Tanaka , et al. June 29, 2	2010-06-29
Semiconductor Memory Device And Method Of Fabricating The Same App 20100159657 - ARAI; Fumitaka ; et al.	2010-06-24
Non-volatile Semiconductor Memory, And The Method Thereof App 20100149870 - SHIROTA; Riichiro	2010-06-17
Semiconductor memory device including pillar-shaped semiconductor layers and a method of fabricating the same Grant 7,696,559 - Arai , et al. April 13, 2	2010-04-13
Semiconductor memory device improved in data writing Grant 7,616,491 - Kamigaichi , et al. November 10, 2	2009-11-10
Nonvolatile Semiconductor Memory Device Having Element Isolating Region Of Trench Type App 20090221128 - MATSUI; Michiharu ; et al.	2009-09-03
Nonvolatile semiconductor memory device having element isolating region of trench type Grant 7,573,092 - Matsui , et al. August 11, 2	2009-08-11
Nonvolatile semiconductor memory device and manufacturing method thereof Grant 7,569,879 - Kinoshita , et al. August 4, 2	2009-08-04
Semiconductor memory device equipped with memory transistor and peripheral transistor and method of manufacturing the same Grant 7,563,664 - Ichige , et al. July 21, 2	2009-07-21
Method For Programming A Memory Structure App 20090168531 - Shirota; Riichiro ; et al.	2009-07-02
Non-volatile semiconductor memory and method for controlling a non-volatile semiconductor memory Grant 7,539,055 - Enda , et al. May 26, 2	2009-05-26
Nonvolatile semiconductor memory device having element isolating region of trench type Grant 7,538,380 - Matsui , et al. May 26, 2	2009-05-26
Non-volatile semiconductor memory and method for controlling a non-volatile semiconductor memory Grant 7,528,447 - Enda , et al. May 5, 2	2009-05-05
Nonvolatile semiconductor memory device including improved gate electrode Grant 7,521,749 - Arai , et al. April 21, 2	2009-04-21
Method of manufacturing an electrically erasable programmable read-only memory (EEPROM) Grant 7,504,294 - Sugimae , et al. March 17, 2	2009-03-17
Nonvolatile semiconductor memory Grant 7,498,630 - Ichige , et al. March 3, 2	2009-03-03
Semiconductor Memory Device App 20090010074 - SHIROTA; Riichiro ; et al.	2009-01-08
Semiconductor memory device Grant 7,459,748 - Shirota , et al. December 2, 2	2008-12-02
Nonvolatile semiconductor memory device having element isolating region of trench type Grant 7,449,745 - Matsui , et al. November 11, 2	2008-11-11
Semiconductor memory device having memory cell section and peripheral circuit section and method of manufacturing the same Grant 7,442,985 - Ichige , et al. October 28, 2	2008-10-28
Semiconductor device with a selection gate and a peripheral gate Grant 7,417,281 - Sugimae , et al. August 26, 2	2008-08-26
Semiconductor integrated circuit device Grant 7,411,826 - Ichige , et al. August 12, 2	2008-08-12
NAND-type flash memory on an SOI substrate with a carrier discharging operation Grant 7,408,811 - Shirota , et al. August 5, 2	2008-08-05
Nonvolatile Semiconductor Memory And Process Of Producing The Same App 20080173928 - Arai; Fumitaka ; et al.	2008-07-24
Method of fabricating a semiconductor memory device Grant 7,393,748 - Arai , et al. July 1, 2	2008-07-01
Nonvolatile semiconductor memory device and method for manufacturing the same Grant 7,364,951 - Goda , et al. April 29, 2	2008-04-29
Flash memory having memory section and peripheral circuit section Grant 7,361,951 - Shirota , et al. April 22, 2	2008-04-22
Non-volatile semiconductor memory device Grant 7,352,632 - Shirota , et al. April 1, 2	2008-04-01
Nonvolatile semiconductor memory device having element isolating region of trench type Grant 7,352,027 - Matsui , et al. April 1, 2	2008-04-01
Semiconductor Memory And Method For Manufacturing A Semiconductor Memory App 20080073695 - Mizukami; Makoto ; et al.	2008-03-27
Semiconductor Memory and Method of Manufacturing the Same App 20080073635 - Kiyotoshi; Masahiro ; et al.	2008-03-27
Nonvolatile semiconductor memory device having element isolating region of trench type Grant 7,348,627 - Matsui , et al. March 25, 2	2008-03-25
Nonvolatile Semiconductor Memory Device App 20080062764 - Tanaka; Tomoharu ; et al.	2008-03-13
Nonvolatile Semiconductor Memory Device Including Improved Gate Electrode App 20080054340 - Arai; Fumitaka ; et al.	2008-03-06
Nonvolatile Semiconductor Memory App 20080012061 - Ichige; Masayuki ; et al.	2008-01-17
Nonvolatile Semiconductor Memory Device And Manufacturing Method Thereof App 20070290253 - KITO; Masaru ; et al.	2007-12-20
Nonvolatile semiconductor memory device and manufacturing method thereof App 20070291539 - Kinoshita; Atsuhiro ; et al.	2007-12-20
Nonvolatile semiconductor memory device Grant 7,310,270 - Tanaka , et al. December 18, 2	2007-12-18
Nonvolatile semiconductor memory device including improved gate electrode Grant 7,298,006 - Arai , et al. November 20, 2	2007-11-20
Semiconductor Memory Device Improved In Data Writing App 20070247912 - Kamigaichi; Takeshi ; et al.	2007-10-25
Non-volatile Semiconductor Memory And Method For Controlling A Non-volatile Semiconductor Memory App 20070237002 - Enda; Toshiyuki ; et al.	2007-10-11
Semiconductor memory device with a memory cell array formed on a semiconductor substrate Grant 7,259,992 - Shirota August 21, 2	2007-08-21
Semiconductor Device And Manufacturing Method App 20070187749 - Sugimae; Kikuko ; et al.	2007-08-16
Nonvolatile Semiconductor Memory Device App 20070189070 - Tanaka; Tomoharu ; et al.	2007-08-16
Time limit function utilization apparatus Grant 7,248,034 - Watanabe , et al. July 24, 2	2007-07-24
Nonvolatile Semiconductor Memory Device Having Element Isolating Region Of Trench Type App 20070164343 - Matsui; Michiharu ; et al.	2007-07-19
Semiconductor Memory Device And Method Of Fabricating The Same App 20070158736 - Arai; Fumitaka ; et al.	2007-07-12
Nonvolatile Semiconductor Memory Device Having Element Isolating Region Of Trench Type App 20070152261 - Matsui; Michiharu ; et al.	2007-07-05
Method Of Fabricating A Semiconductor Memory Device App 20070138536 - ARAI; Fumitaka ; et al.	2007-06-21
Nonvolatile semiconductor memory device Grant 7,224,612 - Tanaka , et al. May 29, 2	2007-05-29
Time limit function utilization apparatus Grant 7,224,157 - Watanabe , et al. May 29, 2	2007-05-29
Semiconductor Memory Device And Method Of Fabricating The Same App 20070102749 - Shirota; Riichiro ; et al.	2007-05-10
Time limit function utilization apparatus Grant 7,208,933 - Watanabe , et al. April 24, 2	2007-04-24
Nonvolatile Semiconductor Memory, Fabrication Method For The Same, Semiconductor Integrated Circuits And Systems App 20070070708 - ICHIGE; Masayuki ; et al.	2007-03-29
Nonvolatile Semiconductor Memory Device Having Element Isolating Region Of Trench Type App 20070057315 - MATSUI; Michiharu ; et al.	2007-03-15
Nonvolatile Semiconductor Memory Device Having Element Isolating Region Of Trench Type App 20070057310 - MATSUI; Michiharu ; et al.	2007-03-15
Non-volatile semiconductor memory device Grant 7,184,309 - Matsunaga , et al. February 27, 2	2007-02-27
Nonvolatile Semiconductor Memory Device Including Improved Gate Electrode App 20070018235 - ARAI; Fumitaka ; et al.	2007-01-25
Semiconductor memory device having row decoder in which high-voltage-applied portion is located adjacent to low-voltage-applied portion Grant 7,158,398 - Shimizu , et al. January 2, 2	2007-01-02
Semiconductor memory device and electric device with the same Grant 7,151,686 - Sugimae , et al. December 19, 2	2006-12-19
Nonvolatile semiconductor memory and programming method for the same Grant 7,149,116 - Sakuma , et al. December 12, 2	2006-12-12
Fabrication method of a nonvolatile semiconductor memory Grant 7,141,474 - Ichige , et al. November 28, 2	2006-11-28
Non-Volatile semiconductor memory device App 20060262600 - Shirota; Riichiro ; et al.	2006-11-23
Non-volatile semiconductor memory device and memory system using the same Grant 7,139,201 - Tanaka , et al. November 21, 2	2006-11-21
Semiconductor integrated circuit device App 20060250849 - Ichige; Masayuki ; et al.	2006-11-09
Semiconductor memory device App 20060245251 - Shirota; Riichiro ; et al.	2006-11-02
Time limit function utilization apparatus App 20060244434 - Watanabe; Hiroshi ; et al.	2006-11-02
Time Limit Function Utilization Apparatus App 20060244435 - Watanabe; Hiroshi ; et al.	2006-11-02
Non-volatile semiconductor memory and method for controlling a non-volatile semiconductor memory App 20060237706 - Enda; Toshiyuki ; et al.	2006-10-26
Nonvolatile semiconductor memory device including improved gate electrode Grant 7,122,858 - Arai , et al. October 17, 2	2006-10-17
Semiconductor memory device equipped with memory transistor and peripheral transistor and method of manufacturing the same App 20060202275 - Ichige; Masayuki ; et al.	2006-09-14
Semiconductor device, semiconductor element and method for producing same App 20060202285 - Kamiya; Eiji ; et al.	2006-09-14
Nonvolatile semiconductor memory device having element isolating region of trench type App 20060197226 - Matsui; Michiharu ; et al.	2006-09-07
Non-volatile semiconductor memory device Grant 7,095,651 - Shirota , et al. August 22, 2	2006-08-22
Nonvolatile semiconductor memory device and method for manufacturing the same Grant 7,095,085 - Goda , et al. August 22, 2	2006-08-22
Semiconductor integrated circuit device Grant 7,082,055 - Ichige , et al. July 25, 2	2006-07-25
Nonvolatile semiconductor memory device and method for manufacturing the same App 20060157801 - Goda; Akira ; et al.	2006-07-20
Nonvolatile semiconductor memory device including improved gate electrode Grant 7,078,763 - Arai , et al. July 18, 2	2006-07-18
Time limit function utilization apparatus App 20060152208 - Watanabe; Hiroshi ; et al.	2006-07-13
Time limit function utilization Grant 7,075,284 - Watanabe , et al. July 11, 2	2006-07-11
Semiconductor memory device equipped with memory transistor and peripheral transistor and method of manufacturing the same Grant 7,067,872 - Ichige , et al. June 27, 2	2006-06-27
Nonvolatile semiconductor memory and programming method for the same App 20060120159 - Sakuma; Makoto ; et al.	2006-06-08
Non-volatile semiconductor memory device and memory system using the same App 20060114729 - Tanaka; Tomoharu ; et al.	2006-06-01
Nonvolatile semiconductor memory device having element isolating region of trench type Grant 7,049,653 - Matsui , et al. May 23, 2	2006-05-23
Non-volatile semiconductor memory device with multi-layer gate structure Grant 7,045,423 - Ichige , et al. May 16, 2	2006-05-16
Nonvolatile semiconductor memory having a control gate driver transistor whose gate insulator thickness is greater than that of a select gate driver transistor Grant 7,031,195 - Sato , et al. April 18, 2	2006-04-18
Nonvolatile semiconductor memory and programming method for the same Grant 7,027,329 - Sakuma , et al. April 11, 2	2006-04-11
Semiconductor memory device having memory cell section and peripheral circuit section and method of manufacturing the same App 20060071293 - Ichige; Masayuki ; et al.	2006-04-06
Flash memory having memory section and peripheral circuit section and manufacturing the same App 20060033151 - Shirota; Riichiro ; et al.	2006-02-16
Semiconductor memory device having memory cell section and peripheral circuit section and method of manufacturing the same Grant 6,995,425 - Ichige , et al. February 7, 2	2006-02-07
Non-volatile semiconductor memory device App 20050281087 - Shirota, Riichiro ; et al.	2005-12-22
Flash memory having memory section and peripheral circuit section Grant 6,977,409 - Shirota , et al. December 20, 2	2005-12-20
Nonvolatile semiconductor memory device App 20050265097 - Tanaka, Tomoharu ; et al.	2005-12-01
Semiconductor memory device App 20050265079 - Shirota, Riichiro	2005-12-01
Non-volatile semiconductor memory device and memory system using the same Grant 6,967,892 - Tanaka , et al. November 22, 2	2005-11-22
Nonvolatile semiconductor memory device having element isolating region of trench type App 20050236661 - Matsui, Michiharu ; et al.	2005-10-27
Semiconductor integrated circuit device App 20050224894 - Ichige, Masayuki ; et al.	2005-10-13
Nonvolatile semiconductor memory device Grant 6,940,752 - Tanaka , et al. September 6, 2	2005-09-06
Nonvolatile semiconductor memory device including improved gate electrode App 20050190600 - Arai, Fumitaka ; et al.	2005-09-01
Nonvolatile semiconductor memory device having element isolating region of trench type Grant 6,927,449 - Matsui , et al. August 9, 2	2005-08-09
Nonvolatile semiconductor memory device capable of reducing threshold voltage variations of memory cells due to capacitance coupling Grant 6,927,998 - Takeuchi , et al. August 9, 2	2005-08-09
Non-volatile semiconductor memory device with a memory unit including not more than two memory cell transistors Grant 6,925,008 - Ichige , et al. August 2, 2	2005-08-02
Capacitor element with an opening portion formed in a peripheral circuit Grant 6,921,960 - Ichige , et al. July 26, 2	2005-07-26
Semiconductor memory device having row decoder in which high-voltage-applied portion is located adjacent to low-voltage-applied portion App 20050146930 - Shimizu, Akira ; et al.	2005-07-07
Semiconductor memory device and electric device with the same App 20050105335 - Sugimae, Kikuko ; et al.	2005-05-19
Non-volatile semiconductor memory device with multi-layer gate structure App 20050104120 - Ichige, Masayuki ; et al.	2005-05-19
Semiconductor device and manufacturing method Grant 6,894,341 - Sugimae , et al. May 17, 2	2005-05-17
Nonvolatile semiconductor memory, fabrication method for the same, semiconductor integrated circuits and systems App 20050099847 - Ichige, Masayuki ; et al.	2005-05-12
Nonvolatile semiconductor memory App 20050094431 - Sato, Atsuhiro ; et al.	2005-05-05
Nonvolatile semiconductor memory device having element isolating region of trench type App 20050090052 - Matsui, Michiharu ; et al.	2005-04-28
Nonvolatile semiconductor memory device having a memory cell that includes a floating gate electrode and control gate electrode Grant 6,878,985 - Arai , et al. April 12, 2	2005-04-12
Semiconductor device App 20050073008 - Goda, Akira ; et al.	2005-04-07
Semiconductor memory device having row decoder in which high-voltage-applied portion is located adjacent to low-voltage-applied portion Grant 6,868,010 - Shimizu , et al. March 15, 2	2005-03-15
Non-volatile semiconductor memory device App 20050047210 - Matsunaga, Yasuhiko ; et al.	2005-03-03
NAND type non-volatile semiconductor memory device Grant 6,859,394 - Matsunaga , et al. February 22, 2	2005-02-22
Non-volatile semiconductor memory device with multi-layer gate structure Grant 6,853,029 - Ichige , et al. February 8, 2	2005-02-08
Semiconductor device and operation method thereof App 20050023601 - Takeuchi, Yuji ; et al.	2005-02-03
Nonvolatile semiconductor memory and programming method for the same App 20050018484 - Sakuma, Makoto ; et al.	2005-01-27
Nonvolatile semiconductor memory device App 20050013169 - Tanaka, Tomoharu ; et al.	2005-01-20
Nonvolatile semiconductor memory, fabrication method for the same, semiconductor integrated circuits and systems Grant 6,845,042 - Ichige , et al. January 18, 2	2005-01-18
Nonvolatile semiconductor memory App 20040264246 - Sakui, Koji ; et al.	2004-12-30
Nonvolatile semiconductor memory device having element isolating region of trench type Grant 6,835,978 - Matsui , et al. December 28, 2	2004-12-28
Semiconductor memory device equipped with memory transistor and peripheral transistor and method of manufacturing the same App 20040256650 - Ichige, Masayuki ; et al.	2004-12-23
Semiconductor device and method of manufacturing the same Grant 6,828,648 - Koido , et al. December 7, 2	2004-12-07
Semiconductor device Grant 6,828,627 - Goda , et al. December 7, 2	2004-12-07
Nonvolatile semiconductor memory device covered with insulating film which is hard for an oxidizing agent to pass therethrough Grant 6,828,624 - Goda , et al. December 7, 2	2004-12-07
Semiconductor device and manufacturing method App 20040238847 - Sugimae, Kikuko ; et al.	2004-12-02
Semiconductor device and operation method thereof Grant 6,806,525 - Takeuchi , et al. October 19, 2	2004-10-19
Nonvolatile semiconductor memory device Grant 6,798,698 - Tanaka , et al. September 28, 2	2004-09-28
Nonvolatile semiconductor memory device and method for manufacturing the same App 20040173842 - Goda, Akira ; et al.	2004-09-09
Non-volatile semiconductor memory device and memory system using the same App 20040174747 - Tanaka, Tomoharu ; et al.	2004-09-09
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Nonvolatile semiconductor memory device with soft-programming to adjust erased state of memory cells Grant 6,134,140 - Tanaka , et al. October 17, 2	2000-10-17
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Electrically erasable programmable read-only memory with an array of one-transistor memory cells Grant 5,596,523 - Endoh , et al. January 21, 1	1997-01-21
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Electrically erasable and programmable non-volatile memory system with write-verify controller using two reference levels Grant 5,321,699 - Endoh , et al. June 14, 1	1994-06-14
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Non-volatile semiconductor memory device with voltage stabilizing electrode Grant 5,179,427 - Nakayama , et al. January 12, 1	1993-01-12
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