Takai; Yasuhiro

Patent Applications and Registrations

Patent applications and USPTO patent grants for Takai; Yasuhiro.The latest application filed is for "phase lock circuitry using frequency detection".

Company Profile

6.71.68

Takai; Yasuhiro - Sagamihara JP
Takai; Yasuhiro - Kanagawa JP
Takai; Yasuhiro - Tokyo JP
Takai; Yasuhiro - Nara JP
Takai; Yasuhiro - Sakurai JP
TAKAI; Yasuhiro - Sakurai--shi 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
Phase lock circuitry using frequency detection Grant 11,251,796 - Takai , et al. February 15, 2	2022-02-15
Phase Lock Circuitry Using Frequency Detection App 20210075428 - Takai; Yasuhiro ; et al.	2021-03-11
Phase Locked Loop Circuit App 20210058090 - Takai; Yasuhiro ; et al.	2021-02-25
Phase locked loop circuit Grant 10,931,287 - Takai , et al. February 23, 2	2021-02-23
Systems and methods for a centralized command address input buffer Grant 10,872,643 - Uemura , et al. December 22, 2	2020-12-22
Phase lock circuitry using frequency detection Grant 10,840,918 - Takai , et al. November 17, 2	2020-11-17
Phase Lock Circuitry Using Frequency Detection App 20200313678 - Takai; Yasuhiro ; et al.	2020-10-01
Systems And Methods For A Centralized Command Address Input Buffer App 20190371374 - Uemura; Yutaka ; et al.	2019-12-05
Systems and methods for a centralized command address input buffer Grant 10,403,335 - Uemura , et al. Sep	2019-09-03
Input Receiver Circuit App 20170148495 - Takai; Yasuhiro	2017-05-25
Semiconductor device having silicon interposer on which semiconductor chip is mounted Grant 9,570,375 - Hiraishi , et al. February 14, 2	2017-02-14
Semiconductor Device App 20160277028 - Takai; Yasuhiro	2016-09-22
Input buffer Grant 9,431,094 - Takai August 30, 2	2016-08-30
Semiconductor device latching data signal in response to strobe signal and information processing system including the same Grant 9,384,819 - Takai July 5, 2	2016-07-05
Semiconductor Device Latching Data Signal In Response To Strobe Signal And Information Processing System Including The Same App 20150262647 - Takai; Yasuhiro	2015-09-17
Semiconductor device latching data signal in response to strobe signal and information processing system including the same Grant 9,047,927 - Takai June 2, 2	2015-06-02
Semiconductor device having ODT function Grant 8,988,952 - Hiraishi , et al. March 24, 2	2015-03-24
Semiconductor Device Having Silicon Interposer On Which Semiconductor Chip Is Mounted App 20140001639 - HIRAISHI; Atsushi ; et al.	2014-01-02
Semiconductor Device Having Odt Function App 20130163353 - HIRAISHI; Atsushi ; et al.	2013-06-27
Semiconductor Device Latching Data Signal In Response To Strobe Signal And Information Processing System Including The Same App 20130070536 - TAKAI; Yasuhiro	2013-03-21
Paper transport path of image forming apparatus Grant 8,205,883 - Fujita , et al. June 26, 2	2012-06-26
Timing control circuit and semiconductor storage device Grant 7,973,582 - Ide , et al. July 5, 2	2011-07-05
Feeding device and image forming apparatus Grant 7,950,648 - Asakawa , et al. May 31, 2	2011-05-31
Duty correction circuit Grant 7,944,262 - Kuroki , et al. May 17, 2	2011-05-17
Image forming apparatus Grant 7,907,886 - Katsura , et al. March 15, 2	2011-03-15
Semiconductor device Grant 7,903,492 - Ide , et al. March 8, 2	2011-03-08
Image forming apparatus Grant 7,881,622 - Sayama , et al. February 1, 2	2011-02-01
Sheet feeder Grant 7,841,596 - Okumura , et al. November 30, 2	2010-11-30
DLL circuit Grant 7,839,191 - Takai November 23, 2	2010-11-23
Roller drive control method of fixing apparatus and fixing apparatus Grant 7,783,220 - Tateishi , et al. August 24, 2	2010-08-24
Toner supply device, image forming apparatus and toner shortage detecting method Grant 7,778,556 - Ohkawa , et al. August 17, 2	2010-08-17
Timing control circuit and semiconductor storage device Grant 7,772,911 - Ide , et al. August 10, 2	2010-08-10
Timing control circuit, timing generation system, timing control method and semiconductor memory device Grant 7,750,712 - Ide , et al. July 6, 2	2010-07-06
Roller drive control method for fixing apparatus Grant 7,742,731 - Shinkawa , et al. June 22, 2	2010-06-22
Image forming apparatus Grant 7,734,243 - Takiguchi , et al. June 8, 2	2010-06-08
Voltage controlled oscillator Grant 7,719,370 - Takai May 18, 2	2010-05-18
Duty detection circuit, DLL circuit using the same, semiconductor memory circuit, and data processing system Grant 7,719,921 - Kuroki , et al. May 18, 2	2010-05-18
DLL circuit, semiconductor memory device using the same, and data processing system Grant 7,710,172 - Kuroki , et al. May 4, 2	2010-05-04
Semiconductor memory device and test method therefor Grant 7,688,655 - Takai March 30, 2	2010-03-30
Paper feeder Grant 7,669,844 - Ohgita , et al. March 2, 2	2010-03-02
Image forming apparatus Grant 7,660,544 - Fujita , et al. February 9, 2	2010-02-09
Control method of driving toner containers and image forming apparatus Grant 7,650,087 - Nagata , et al. January 19, 2	2010-01-19
DLL circuit and semiconductor device having the same Grant 7,642,826 - Takai January 5, 2	2010-01-05
Duty correction circuit App 20090289679 - Kuroki; Koji ; et al.	2009-11-26
Signal output circuit and selector circuit using the same App 20090289689 - Takai; Yasuhiro	2009-11-26
DLL circuit App 20090289676 - Takai; Yasuhiro	2009-11-26
Metastable-resistant phase comparing circuit Grant 7,622,960 - Takai November 24, 2	2009-11-24
Fixing device Grant 7,609,984 - Aoki , et al. October 27, 2	2009-10-27
Charging device and electrophotographic apparatus including the same Grant 7,599,647 - Takiguchi , et al. October 6, 2	2009-10-06
Paper feeder and image forming apparatus Grant 7,597,323 - Taniguchi , et al. October 6, 2	2009-10-06
Fixing apparatus and image forming apparatus including the same Grant 7,570,896 - Mikita , et al. August 4, 2	2009-08-04
Semiconductor device App 20090180341 - Ide; Akira ; et al.	2009-07-16
Transfer endless belt device applied to image forming apparatus Grant 7,561,840 - Morimoto , et al. July 14, 2	2009-07-14
Timing control circuit, timing generation system, timing control method and semiconductor memory device App 20090146716 - Ide; Akira ; et al.	2009-06-11
Toner supply device, image forming apparatus and toner supplying method Grant 7,536,122 - Ohkawa , et al. May 19, 2	2009-05-19
Timing Control Circuit And Semiconductor Storage Device App 20090102524 - Ide; Akira ; et al.	2009-04-23
Paper processing device, paper processing method and image forming apparatus Grant 7,520,504 - Matsutomo , et al. April 21, 2	2009-04-21
Fixing apparatus and image forming apparatus including priority temperature control Grant 7,519,306 - Inoue , et al. April 14, 2	2009-04-14
Semiconductor device App 20090086551 - Ide; Akira ; et al.	2009-04-02
Timing Control Circuit And Semiconductor Storage Device App 20090066390 - IDE; Akira ; et al.	2009-03-12
Dll Circuit, Semiconductor Memory Device Using The Same, And Data Processing System App 20090039930 - KUROKI; Koji ; et al.	2009-02-12
Fixing apparatus and image forming apparatus equipped with the same Grant 7,483,662 - Shinkawa , et al. January 27, 2	2009-01-27
Duty Detection Circuit, Dll Circuit Using The Same, Semiconductor Memory Circuit, And Data Processing System App 20090016127 - KUROKI; Koji ; et al.	2009-01-15
Sheet stacking device and image forming apparatus including the same Grant 7,464,930 - Masuda , et al. December 16, 2	2008-12-16
Sheet feeding device and image forming apparatus using an adjustable guide member Grant 7,455,290 - Nakashima , et al. November 25, 2	2008-11-25
Sheet Feeder, Image Reading Apparatus And Image Forming Apparatus App 20080277863 - MATSUTOMO; Yasushi ; et al.	2008-11-13
Sheet Feeder App 20080258380 - OKUMURA; Yoshinobu ; et al.	2008-10-23
Roller Drive Control Method Of Fixing Apparatus And Fixing Apparatus App 20080253790 - TATEISHI; Yoshinobu ; et al.	2008-10-16
Metastable-resistant phase comparing circuit App 20080218216 - Takai; Yasuhiro	2008-09-11
Control method of driving toner containers and image forming apparatus App 20080212989 - Nagata; Jinichi ; et al.	2008-09-04
Feeding Device And Image Forming Apparatus App 20080197561 - Asakawa; Masaya ; et al.	2008-08-21
Voltage Controlled Oscillator App 20080197932 - TAKAI; Yasuhiro	2008-08-21
Paper Transport Path Of Image Forming Apparatus App 20080191413 - Fujita; Masahiko ; et al.	2008-08-14
Developer collecting apparatus and image forming apparatus having the same Grant 7,403,738 - Murakami , et al. July 22, 2	2008-07-22
Delay Circuit And Delay Synchronization Loop Device App 20080136485 - TAKAI; Yasuhiro ; et al.	2008-06-12
Roller Drive Control Method For Fixing Apparatus App 20080124143 - SHINKAWA; Tatsuya ; et al.	2008-05-29
Delay circuit and delay synchronization loop device Grant 7,348,823 - Takai , et al. March 25, 2	2008-03-25
Delay circuit and delay synchronization loop device Grant 7,327,176 - Takai , et al. February 5, 2	2008-02-05
Paper feeder and image forming apparatus App 20080023911 - Taniguchi; Tadasu ; et al.	2008-01-31
Image Forming Apparatus And Method For Switching Discharge Tray App 20080013127 - OHKAWA; Yasunobu ; et al.	2008-01-17
Image Forming Apparatus App 20080013971 - Fujita; Masahiko ; et al.	2008-01-17
Sheet Stacking Device And Image Forming Apparatus Including The Same App 20080012209 - Masuda; Junya ; et al.	2008-01-17
Image Forming Apparatus App 20080008507 - Katsura; Norichika ; et al.	2008-01-10
Ejection sheet stacker App 20080006991 - Kimura; Masaharu ; et al.	2008-01-10
Toner supply device, image forming apparatus and toner supplying method App 20070230974 - Ohkawa; Yasunobu ; et al.	2007-10-04
Toner supply device, Image forming apparatus and toner shortage detecting method App 20070223947 - Ohkawa; Yasunobu ; et al.	2007-09-27
Fixing Apparatus And Image Forming Apparatus Including The Same App 20070217805 - INOUE; Noriko ; et al.	2007-09-20
Fixing Apparatus And Image Forming Apparatus Including The Same App 20070217804 - MIKITA; Toshiya ; et al.	2007-09-20
Delay circuit and delay synchronization loop device Grant 7,271,638 - Takai , et al. September 18, 2	2007-09-18
Dll Circuit And Semiconductor Device Having The Same App 20070210843 - TAKAI; Yasuhiro	2007-09-13
Semiconductor Memory Device And Test Method Therefor App 20070206430 - TAKAI; Yasuhiro	2007-09-06
Image forming apparatus performing post treatment accompanied with perforation Grant 7,257,343 - Inoue , et al. August 14, 2	2007-08-14
Clock Signal Generating Circuit App 20070165476 - Takai; Yasuhiro	2007-07-19
Semiconductor memory device and test method therefor Grant 7,230,870 - Takai June 12, 2	2007-06-12
Fixing Apparatus And Image Forming Apparatus Equipped With The Same App 20070122212 - SHINKAWA; Tatsuya ; et al.	2007-05-31
Image forming apparatus App 20070116496 - Morimoto; Shigenori ; et al.	2007-05-24
Paper Processing Device, Paper Processing Method And Image Forming Apparatus App 20070102874 - MATSUTOMO; Yasushi ; et al.	2007-05-10
Charging device and electrophotographic apparatus including the same App 20070098445 - Takiguchi; Toshiki ; et al.	2007-05-03
Image Forming Apparatus App 20070092271 - Sayama; Haruo ; et al.	2007-04-26
Antifuse programming circuit in which one stage of transistor is interposed in a series with antifuse between power supplies during programming Grant 7,180,361 - Takai February 20, 2	2007-02-20
Deplay circuit and delay synchronization loop device App 20070030043 - Takai; Yasuhiro ; et al.	2007-02-08
Delay circuit and delay synchronization loop device App 20070030045 - Takai; Yasuhiro ; et al.	2007-02-08
Delay circuit and delay synchronization loop device App 20070030040 - Takai; Yasuhiro ; et al.	2007-02-08
Image forming apparatus Grant 7,171,138 - Morimoto , et al. January 30, 2	2007-01-30
Developer collecting apparatus and image forming apparatus having the same App 20060269305 - Murakami; Susumu ; et al.	2006-11-30
Delay circuit and delay synchronization loop device Grant 7,135,906 - Takai , et al. November 14, 2	2006-11-14
Sheet feeding device and image forming apparatus App 20060191430 - Nakashima; Akira ; et al.	2006-08-31
Sheet feeding device and image forming apparatus App 20060192330 - Nakashima; Akira ; et al.	2006-08-31
Image forming apparatus App 20060165452 - Takiguchi; Toshiki ; et al.	2006-07-27
Image forming apparatus Grant 7,071,960 - Toizumi , et al. July 4, 2	2006-07-04
Semiconductor memory device and test method therefor App 20060056256 - Takai; Yasuhiro	2006-03-16
Paper feeder App 20050236758 - Ohgita, Toshiki ; et al.	2005-10-27
Image forming apparatus App 20050185976 - Morimoto, Shigenori ; et al.	2005-08-25
Image forming apparatus App 20050185979 - Inoue, Yasuhiro ; et al.	2005-08-25
Antifuse programming circuit in which one stage of transistor is interposed in a series with antifuse between power supplies during programming App 20050083717 - Takai, Yasuhiro	2005-04-21
Delay circuit and delay sysnchronization loop device App 20050024107 - Takai, Yasuhiro ; et al.	2005-02-03
Image forming apparatus App 20040189781 - Toizumi, Kiyoshi ; et al.	2004-09-30
Semiconductor integrated circuit device and delay-locked loop device Grant 6,750,688 - Takai June 15, 2	2004-06-15
Color image forming apparatus and control method thereof Grant 6,738,594 - Nakagawa , et al. May 18, 2	2004-05-18
Substrate electric potential sense circuit and substrate electric potential generator circuit Grant 6,690,226 - Takai February 10, 2	2004-02-10
Interpolating circuit, DLL circuit and semiconductor integrated circuit Grant 6,674,314 - Takai January 6, 2	2004-01-06
Semiconductor integrated circuit device and delay-locked loop device App 20030151433 - Takai, Yasuhiro	2003-08-14
Image forming apparatus in which toner is removed by changing electric field between opposing electrode and control electrode Grant 6,601,946 - Wakahara , et al. August 5, 2	2003-08-05
Color image forming apparatus and control method thereof App 20030095815 - Nakagawa, Takashi ; et al.	2003-05-22
Interpolating circuit, DLL circuit and semiconductor integrated circuit App 20030052718 - Takai, Yasuhiro	2003-03-20
Differential amplifier circuit with offset circuit Grant 6,456,155 - Takai September 24, 2	2002-09-24
Substrate electric potential sense circuit and substrate electric potential generator circuit App 20020011893 - Takai, Yasuhiro	2002-01-31
Differential amplifier circuit App 20010030574 - Takai, Yasuhiro	2001-10-18
Semiconductor device with increased replacement efficiency by redundant memory cell arrays Grant 6,055,196 - Takai April 25, 2	2000-04-25
Semiconductor memory device synchronous with external clock signal for outputting data bits through a small number of data lines Grant RE35,934 - Takai October 27, 1	1998-10-27
Synchronous semiconductor memory device with low power consumption Grant 5,608,686 - Takai March 4, 1	1997-03-04
Semiconductor memory device with synchronous dram whose speed grade is not limited Grant 5,550,784 - Takai August 27, 1	1996-08-27
Method of controlling semiconductor storage circuit Grant 5,539,693 - Koshikawa , et al. July 23, 1	1996-07-23
Semiconductor memory device synchronous with external clock signal for outputting data bits through a small number of data lines Grant 5,426,606 - Takai June 20, 1	1995-06-20
Data output circuit of semiconductor device Grant 5,095,230 - Takai , et al. March 10, 1	1992-03-10
Image forming apparatus with a toner transfer device Grant 5,040,028 - Kamimura , et al. August 13, 1	1991-08-13
Automatic exposure adjusting device Grant 4,636,063 - Takai , et al. January 13, 1	1987-01-13