| Patent | Date |
|---|
Non-volatile memory device and challenge response method
Grant 11,404,119 - Yoshimoto , et al. August 2, 2 | 2022-08-02 |
Non-volatile memory device and method of writing to non-volatile memory device
Grant 11,195,582 - Yoshimoto , et al. December 7, 2 | 2021-12-07 |
Non-volatile Memory Device And Method Of Writing To Non-volatile Memory Device
App 20200350012 - YOSHIMOTO; Yuhei ; et al. | 2020-11-05 |
Authentication apparatus utilizing physical characteristic
Grant 10,574,639 - Katoh Feb | 2020-02-25 |
Image forgery protection apparatus
Grant 10,559,051 - Katoh Feb | 2020-02-11 |
Non-volatile memory device including a memory cell in a variable state and a memory cell in an initial state
Grant 10,410,719 - Katoh Sept | 2019-09-10 |
Nonvolatile memory device having resistive memory cells including at least one resistive memory cell initial state
Grant 10,096,359 - Yoshimoto , et al. October 9, 2 | 2018-10-09 |
Data storing method of non-volatile memory device by assigning an initial state to data
Grant 10,049,734 - Katoh August 14, 2 | 2018-08-14 |
Tamper-resistant non-volatile memory device and integrated circuit card
Grant 9,948,471 - Katoh April 17, 2 | 2018-04-17 |
Cryptographic processing device having a non-volatile memory including memory cells in an initial or a variable state
Grant 9,921,975 - Katoh , et al. March 20, 2 | 2018-03-20 |
Authentication system having a non-volatile memory including memory cells in initial or variable states and a host computer for performing authentication therebetween
Grant 9,898,598 - Katoh February 20, 2 | 2018-02-20 |
Non-volatile memory device including memory cells having variable resistance values
Grant 9,892,783 - Yoshimoto , et al. February 13, 2 | 2018-02-13 |
Nonvolatile memory device including nonvolatile memory and resistance-time converter, and integrated circuit card including nonvolatile memory device
Grant 9,842,645 - Tezuka , et al. December 12, 2 | 2017-12-12 |
Image Forgery Protection Apparatus
App 20170345116 - KATOH; YOSHIKAZU | 2017-11-30 |
Nonvolatile Memory Device Including Resistive Memory Cells
App 20170345490 - YOSHIMOTO; YUHEI ; et al. | 2017-11-30 |
Non-volatile Memory Device Including Memory Cells Having Variable Resistance Values
App 20170345492 - YOSHIMOTO; YUHEI ; et al. | 2017-11-30 |
Authentication Apparatus Utilizing Physical Characteristic
App 20170346800 - KATOH; YOSHIKAZU | 2017-11-30 |
Random number processing device generating random numbers by using data read from non-volatile memory cells, and integrated circuit card
Grant 9,823,899 - Katoh November 21, 2 | 2017-11-21 |
Encryption and recording apparatus, encryption and recording system, and encryption and recording method
Grant 9,811,476 - Maeda , et al. November 7, 2 | 2017-11-07 |
Nonvolatile Memory Device Including Nonvolatile Memory And Resistance-time Converter, And Integrated Circuit Card Including Nonvolatile Memory Device
App 20170294227 - TEZUKA; HIROYUKI ; et al. | 2017-10-12 |
Random Number Processing Device Generating Random Numbers By Using Data Read From Non-volatile Memory Cells, And Integrated Circuit Card
App 20170242660 - KATOH; YOSHIKAZU | 2017-08-24 |
Tamper-resistant non-volatile memory device comprising an arithmetic circuit that, in operation, calculates a binary reference value based on at least a part of the pieces of resistance value information, a read circuit that, in operation, selectively assigns, based on the binary reference value, on
Grant 9,653,161 - Yoshimoto , et al. May 16, 2 | 2017-05-16 |
Data generating device and data generating method
Grant 9,640,238 - Ogasahara , et al. May 2, 2 | 2017-05-02 |
Random number processing apparatus and random number processing method
Grant 9,600,237 - Katoh March 21, 2 | 2017-03-21 |
Tamper-resistant non-volatile memory device
Grant 9,548,113 - Yoshimoto , et al. January 17, 2 | 2017-01-17 |
Semiconductor device including memory cell and sense amplifer, and IC card including semiconductor device
Grant 9,543,007 - Azuma , et al. January 10, 2 | 2017-01-10 |
Tamper-resistant non-volatile memory device
Grant 9,536,581 - Katoh , et al. January 3, 2 | 2017-01-03 |
Tamper-resistant Non-volatile Memory Device And Integrated Circuit Card
App 20160373264 - KATOH; YOSHIKAZU | 2016-12-22 |
Semiconductor Device Including Memory Cell And Sense Amplifer, And Ic Card Including Semiconductor Device
App 20160365140 - AZUMA; RYOTARO ; et al. | 2016-12-15 |
Resistance change non-volatile storage memory device and method
Grant 9,390,791 - Yoshimoto , et al. July 12, 2 | 2016-07-12 |
Variable resistance nonvolatile memory element writing method and variable resistance nonvolatile memory device
Grant 9,378,817 - Kawai , et al. June 28, 2 | 2016-06-28 |
Tamper-resistant Non-volatile Memory Device
App 20160148679 - YOSHIMOTO; YUHEI ; et al. | 2016-05-26 |
Tamper-resistant Non-volatile Memory Device
App 20160148680 - YOSHIMOTO; YUHEI ; et al. | 2016-05-26 |
Tamper-resistant Non-volatile Memory Device
App 20160148664 - KATOH; YOSHIKAZU ; et al. | 2016-05-26 |
Variable resistance nonvolatile memory device and method for writing into the same
Grant 9,251,896 - Ikeda , et al. February 2, 2 | 2016-02-02 |
Encryption And Recording Apparatus, Encryption And Recording System, And Encryption And Recording Method
App 20160004646 - MAEDA; Takuji ; et al. | 2016-01-07 |
Data Recording Method And Non-volatile Storage Device
App 20150364192 - YOSHIMOTO; YUHEI ; et al. | 2015-12-17 |
Write method for writing to variable resistance nonvolatile memory element and variable resistance nonvolatile memory device
Grant 9,202,565 - Kawai , et al. December 1, 2 | 2015-12-01 |
Data Generating Device And Data Generating Method
App 20150340092 - OGASAHARA; SATORU ; et al. | 2015-11-26 |
Variable resistance nonvolatile memory device and method of performing the forming operation
Grant 9,183,925 - Katoh , et al. November 10, 2 | 2015-11-10 |
Random Number Processing Apparatus And Random Number Processing Method
App 20150301802 - KATOH; YOSHIKAZU | 2015-10-22 |
Authentication System, Non-volatile Memory, Host Computer, And Authentication Method
App 20150227738 - KATOH; Yoshikazu | 2015-08-13 |
Cryptographic Processing Device
App 20150220457 - KATOH; Yoshikazu ; et al. | 2015-08-06 |
Data Storing Method Of Non-volatile Memory Device, And Data Write Circuit Of Non-volatile Memory Device
App 20150213890 - KATOH; Yoshikazu | 2015-07-30 |
Non-volatile Memory Device
App 20150213885 - KATOH; Yoshikazu | 2015-07-30 |
Cross point variable resistance nonvolatile memory device and method of writing thereby
Grant 9,087,581 - Azuma , et al. July 21, 2 | 2015-07-21 |
Writing method of variable resistance non-volatile memory element and variable resistance non-volatile memory device
Grant 9,064,573 - Kawai , et al. June 23, 2 | 2015-06-23 |
Crosspoint nonvolatile memory device and method of driving the same
Grant 9,053,787 - Shimakawa , et al. June 9, 2 | 2015-06-09 |
Variable resistance nonvolatile memory element writing method and variable resistance nonvolatile memory device
Grant 9,001,557 - Kawai , et al. April 7, 2 | 2015-04-07 |
Cross point variable resistance nonvolatile memory device and method of reading thereby
Grant 8,982,603 - Azuma , et al. March 17, 2 | 2015-03-17 |
Method of inspecting variable resistance nonvolatile memory device and variable resistance nonvolatile memory device
Grant 8,942,050 - Tomotani , et al. January 27, 2 | 2015-01-27 |
Variable Resistance Nonvolatile Memory Device And Method For Writing Into The Same
App 20140321196 - IKEDA; Yuichiro ; et al. | 2014-10-30 |
Method of programming variable resistance nonvolatile memory element
Grant 8,867,259 - Kawai , et al. October 21, 2 | 2014-10-21 |
Writing Method Of Variable Resistance Non-volatile Memory Element And Variable Resistance Non-volatile Memory Device
App 20140301129 - KAWAI; Ken ; et al. | 2014-10-09 |
Nonvolatile latch circuit, nonvolatile flip-flop circuit, and nonvolatile signal processing device
Grant 8,792,268 - Katoh July 29, 2 | 2014-07-29 |
Nonvolatile storage device and method for writing into the same
Grant 8,787,071 - Katoh July 22, 2 | 2014-07-22 |
Write Method For Writing To Variable Resistance Nonvolatile Memory Element And Variable Resistance Nonvolatile Memory Device
App 20140185360 - Kawai; Ken ; et al. | 2014-07-03 |
Nonvolatile Memory Device And Method Of Performing Forming The Same
App 20140104931 - Katoh; Yoshikazu ; et al. | 2014-04-17 |
Nonvolatile Latch Circuit, Nonvolatile Flip-flop Circuit, And Nonvolatile Signal Processing Device
App 20140078809 - Katoh; Yoshikazu | 2014-03-20 |
Variable Resistance Nonvolatile Memory Element Writing Method And Variable Resistance Nonvolatile Memory Device
App 20140078811 - Kawai; Ken ; et al. | 2014-03-20 |
Crosspoint Nonvolatile Memory Device And Method Of Driving The Same
App 20140078814 - Shimakawa; Kazuhiko ; et al. | 2014-03-20 |
Variable resistance nonvolatile memory device and programming method for same
Grant 8,675,387 - Ikeda , et al. March 18, 2 | 2014-03-18 |
Nonvolatile Storage Device And Method For Writing Into The Same
App 20140050015 - KATOH; Yoshikazu | 2014-02-20 |
Nonvolatile latch circuit, nonvolatile flip-flop circuit, and nonvolatile signal processing device
Grant 8,619,466 - Katoh December 31, 2 | 2013-12-31 |
Nonvolatile storage device and method for writing into the same
Grant 8,593,853 - Katoh November 26, 2 | 2013-11-26 |
Nonvolatile memory device and method of writing data to nonvolatile memory device
Grant 8,531,869 - Katoh , et al. September 10, 2 | 2013-09-10 |
Cross Point Variable Resistance Nonvolatile Memory Device And Method Of Writing Thereby
App 20130223133 - Azuma; Ryotaro ; et al. | 2013-08-29 |
Nonvolatile Memory Device And Method Of Writing Data To Nonvolatile Memory Device
App 20130208531 - KATOH; Yoshikazu ; et al. | 2013-08-15 |
Variable Resistance Nonvolatile Memory Element Writing Method And Variable Resistance Nonvolatile Memory Device
App 20130188414 - Kawai; Ken ; et al. | 2013-07-25 |
Method Of Programming Variable Resistance Nonvolatile Memory Element
App 20130148408 - Kawai; Ken ; et al. | 2013-06-13 |
Nonvolatile latch circuit and nonvolatile flip-flop circuit
Grant 8,437,177 - Katoh May 7, 2 | 2013-05-07 |
Nonvolatile Latch Circuit, Nonvolatile Flip-flop Circuit, And Nonvolatile Signal Processing Device
App 20130107606 - Katoh; Yoshikazu | 2013-05-02 |
Cross Point Variable Resistance Nonvolatile Memory Device And Method Of Reading Thereby
App 20130077384 - Azuma; Ryotaro ; et al. | 2013-03-28 |
Nonvolatile memory device and method of writing data to nonvolatile memory device
Grant 8,406,035 - Katoh , et al. March 26, 2 | 2013-03-26 |
Method Of Inspecting Variable Resistance Nonvolatile Memory Device And Variable Resistance Nonvolatile Memory Device
App 20130021838 - Tomotani; Hiroshi ; et al. | 2013-01-24 |
Nonvolatile Latch Circuit And Nonvolatile Flip-flop Circuit
App 20120280713 - Katoh; Yoshikazu | 2012-11-08 |
Nonvolatile Storage Device And Method For Writing Into The Same
App 20120069633 - Katoh; Yoshikazu | 2012-03-22 |
Nonvolatile memory device and method of writing data to nonvolatile memory device
Grant 8,102,696 - Katoh , et al. January 24, 2 | 2012-01-24 |
Resistance variable memory apparatus
Grant 8,094,481 - Katoh , et al. January 10, 2 | 2012-01-10 |
Variable Resistance Nonvolatile Memory Device And Programming Method For Same
App 20110182109 - Ikeda; Yuichiro ; et al. | 2011-07-28 |
Nonvolatile Memory Device And Method Of Writing Data To Nonvolatile Memory Device
App 20110128776 - Katoh; Yoshikazu ; et al. | 2011-06-02 |
Resistance variable memory apparatus
Grant 7,920,402 - Katoh , et al. April 5, 2 | 2011-04-05 |
Nonvolatile memory apparatus and method for writing data in nonvolatile memory apparatus
Grant 7,916,516 - Wei , et al. March 29, 2 | 2011-03-29 |
Nonvolatile Memory Device And Method Of Writing Data To Nonvolatile Memory Device
App 20100202185 - Katoh; Yoshikazu ; et al. | 2010-08-12 |
Nonvolatile memory device
Grant 7,760,539 - Katoh July 20, 2 | 2010-07-20 |
Nonvolatile Memory Apparatus And Method For Writing Data In Nonvolatile Memory Apparatus
App 20100110766 - Wei; Zhiqiang ; et al. | 2010-05-06 |
Resistance Variable Memory Apparatus
App 20100110767 - Katoh; Yoshikazu ; et al. | 2010-05-06 |
Resistance Variable Memory Apparatus
App 20100046270 - Katoh; Yoshikazu ; et al. | 2010-02-25 |
Nonvolatile Memory Device
App 20090046496 - Katoh; Yoshikazu | 2009-02-19 |
Electric connector
Grant D525,944 - Katoh August 1, 2 | 2006-08-01 |
Shield connector
App 20060166558 - Katoh; Yoshikazu | 2006-07-27 |
Interface connector receptacle
Grant D519,081 - Katoh April 18, 2 | 2006-04-18 |
Electric connector
Grant D517,493 - Katoh March 21, 2 | 2006-03-21 |
Clock recovery apparatus
Grant 6,747,826 - Ohta , et al. June 8, 2 | 2004-06-08 |
Clock recovery apparatus
App 20030128451 - Ohta, Haruo ; et al. | 2003-07-10 |
Single-sided press-pinching connector and a method of making same
Grant 6,059,601 - Hirai , et al. May 9, 2 | 2000-05-09 |
Male connector
Grant D417,433 - Katoh December 7, 1 | 1999-12-07 |
Memory card
Grant D415,132 - Homma , et al. October 12, 1 | 1999-10-12 |
Interface connector
Grant D398,584 - Hirai , et al. September 22, 1 | 1998-09-22 |
| 