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Ken Kawai
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Suita, JP
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last 30 patents
Information
Patent Grant
Variable resistance nonvolatile storage device and write method the...
Patent number
12,190,950
Issue date
Jan 7, 2025
NUVOTON TECHNOLOGY CORPORATION JAPAN
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Grant
Hydrogen sensor, hydrogen detection method, and hydrogen detection...
Patent number
12,158,459
Issue date
Dec 3, 2024
NUVOTON TECHNOLOGY CORPORATION JAPAN
Kazunari Homma
G01 - MEASURING TESTING
Information
Patent Grant
Method for driving gas sensor, and gas detection device
Patent number
12,007,348
Issue date
Jun 11, 2024
NUVOTON TECHNOLOGY CORPORATION JAPAN
Kazunari Homma
G01 - MEASURING TESTING
Information
Patent Grant
Gas detection device, gas sensor system, fuel cell vehicle, and hyd...
Patent number
11,536,677
Issue date
Dec 27, 2022
NUVOTON TECHNOLOGY CORPORATION JAPAN
Ken Kawai
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Hydrogen detection apparatus, fuel cell vehicle, hydrogen leak moni...
Patent number
11,027,604
Issue date
Jun 8, 2021
PANASONIC SEMICONDUCTOR SOLUTIONS CO., LTD.
Ken Kawai
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Forming method for variable-resistance nonvolatile memory element
Patent number
9,524,776
Issue date
Dec 20, 2016
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Grant
Read and write methods for a resistance change non-volatile memory...
Patent number
9,484,090
Issue date
Nov 1, 2016
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Yuhei Yoshimoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Variable resistance nonvolatile memory element writing method and v...
Patent number
9,378,817
Issue date
Jun 28, 2016
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Grant
Variable resistance nonvolatile memory device including a variable...
Patent number
9,336,881
Issue date
May 10, 2016
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Kazuhiko Shimakawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Variable resistance nonvolatile memory device and method for writin...
Patent number
9,251,896
Issue date
Feb 2, 2016
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Yuichiro Ikeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Write method for writing to variable resistance nonvolatile memory...
Patent number
9,202,565
Issue date
Dec 1, 2015
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Grant
Writing method of variable resistance non-volatile memory element a...
Patent number
9,064,573
Issue date
Jun 23, 2015
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Grant
Variable resistance nonvolatile memory element writing method and v...
Patent number
9,001,557
Issue date
Apr 7, 2015
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Grant
Crosspoint nonvolatile memory device and forming method thereof
Patent number
8,923,032
Issue date
Dec 30, 2014
Panasonic Corporation
Kazuhiko Shimakawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Forming method of performing forming on variable resistance nonvola...
Patent number
8,902,629
Issue date
Dec 2, 2014
Panasonic Corporation
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of programming variable resistance nonvolatile memory element
Patent number
8,867,259
Issue date
Oct 21, 2014
Panasonic Corporation
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Grant
Forming method of performing forming on variable resistance nonvola...
Patent number
8,848,421
Issue date
Sep 30, 2014
Panasonic Corporation
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Grant
Variable resistance nonvolatile memory device
Patent number
8,687,409
Issue date
Apr 1, 2014
Panasonic Corporation
Yuichiro Ikeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile variable resistance memory element writing method, and...
Patent number
8,665,633
Issue date
Mar 4, 2014
Panasonic Corporaion
Ryotaro Azuma
G11 - INFORMATION STORAGE
Information
Patent Grant
Variable resistance nonvolatile storage device
Patent number
8,625,328
Issue date
Jan 7, 2014
Panasonic Corporation
Hiroshi Tomotani
G11 - INFORMATION STORAGE
Information
Patent Grant
Forming method for variable resistance nonvolatile memory element,...
Patent number
8,395,925
Issue date
Mar 12, 2013
Panasonic Corporation
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Grant
Writing method for variable resistance nonvolatile memory element,...
Patent number
8,325,508
Issue date
Dec 4, 2012
Panasonic Corporation
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile variable resistance memory element writing method, and...
Patent number
8,305,795
Issue date
Nov 6, 2012
Panasonic Corporation
Ryotaro Azuma
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile storage device and method for writing into memory cell...
Patent number
8,179,714
Issue date
May 15, 2012
Panasonic Corporation
Takeshi Takagi
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile memory apparatus and nonvolatile data storage medium
Patent number
8,094,482
Issue date
Jan 10, 2012
Panasonic Corporation
Zhiqiang Wei
G11 - INFORMATION STORAGE
Information
Patent Grant
Nonvolatile memory apparatus
Patent number
7,911,824
Issue date
Mar 22, 2011
Panasonic Corporation
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Grant
Circuit operation verifying method and apparatus
Patent number
7,117,462
Issue date
Oct 3, 2006
Matsushita Electric Industrial Co., Ltd.
Tomoo Kimura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Nonvolatile semiconductor memory device
Patent number
7,088,620
Issue date
Aug 8, 2006
Matsushita Electric Industrial Co., Ltd.
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Grant
Booster circuit
Patent number
6,756,837
Issue date
Jun 29, 2004
Matsushita Electric Industrial Co., Ltd.
Ken Kawai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Semiconductor memory having reduced time for writing defective info...
Patent number
6,219,286
Issue date
Apr 17, 2001
Matsushita Electric Industrial Co., Ltd.
Ikuo Fuchigami
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
GAS DETECTION SYSTEM AND GAS DETECTION METHOD
Publication number
20240377035
Publication date
Nov 14, 2024
NUVOTON TECHNOLOGY CORPORATION JAPAN
Kenji MOTOMOCHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HYDROGEN DETECTION METHOD, DRIVE CIRCUIT, AND HYDROGEN DETECTION DE...
Publication number
20240361267
Publication date
Oct 31, 2024
NUVOTON TECHNOLOGY CORPORATION JAPAN
Koji KATAYAMA
G01 - MEASURING TESTING
Information
Patent Application
HYDROGEN DETECTION DEVICE AND CONTROL METHOD FOR HYDROGEN DETECTION...
Publication number
20240272106
Publication date
Aug 15, 2024
NUVOTON TECHNOLOGY CORPORATION JAPAN
Ken KAWAI
G01 - MEASURING TESTING
Information
Patent Application
VARIABLE RESISTANCE NONVOLATILE STORAGE DEVICE AND WRITE METHOD THE...
Publication number
20230081445
Publication date
Mar 16, 2023
NUVOTON TECHNOLOGY CORPORATION JAPAN
Ken KAWAI
G11 - INFORMATION STORAGE
Information
Patent Application
HYDROGEN SENSOR, HYDROGEN DETECTION METHOD, AND HYDROGEN DETECTION...
Publication number
20230022428
Publication date
Jan 26, 2023
NUVOTON TECHNOLOGY CORPORATION JAPAN
Kazunari HOMMA
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR DRIVING GAS SENSOR, AND GAS DETECTION DEVICE
Publication number
20220026384
Publication date
Jan 27, 2022
NUVOTON TECHNOLOGY CORPORATION JAPAN
Kazunari HOMMA
G01 - MEASURING TESTING
Information
Patent Application
GAS DETECTION DEVICE, GAS SENSOR SYSTEM, FUEL CELL VEHICLE, AND HYD...
Publication number
20200096465
Publication date
Mar 26, 2020
Panasonic Intellectual Property Management Co., Ltd.
Ken KAWAI
B60 - VEHICLES IN GENERAL
Information
Patent Application
HYDROGEN DETECTION APPARATUS, FUEL CELL VEHICLE, HYDROGEN LEAK MONI...
Publication number
20200083549
Publication date
Mar 12, 2020
Panasonic Intellectual Property Management Co., Ltd.
Ken KAWAI
B60 - VEHICLES IN GENERAL
Information
Patent Application
FORMING METHOD FOR VARIABLE-RESISTANCE NONVOLATILE MEMORY ELEMENT
Publication number
20160322103
Publication date
Nov 3, 2016
Panasonic Intellectual Property Management Co., Ltd.
KEN KAWAI
G11 - INFORMATION STORAGE
Information
Patent Application
VARIABLE RESISTANCE NONVOLATILE MEMORY DEVICE
Publication number
20150364193
Publication date
Dec 17, 2015
Panasonic Intellectual Property Management Co., Ltd.
KAZUHIKO SHIMAKAWA
G11 - INFORMATION STORAGE
Information
Patent Application
RESISTANCE-CHANGE NONVOLATILE MEMORY DEVICE
Publication number
20150179251
Publication date
Jun 25, 2015
Panasonic Intellectual Property Management Co., Ltd.
YUHEI YOSHIMOTO
G11 - INFORMATION STORAGE
Information
Patent Application
VARIABLE RESISTANCE NONVOLATILE MEMORY DEVICE AND METHOD FOR WRITIN...
Publication number
20140321196
Publication date
Oct 30, 2014
PANASONIC CORPORATION
Yuichiro Ikeda
G11 - INFORMATION STORAGE
Information
Patent Application
WRITING METHOD OF VARIABLE RESISTANCE NON-VOLATILE MEMORY ELEMENT A...
Publication number
20140301129
Publication date
Oct 9, 2014
PANASONIC CORPORATION
Ken KAWAI
G11 - INFORMATION STORAGE
Information
Patent Application
WRITE METHOD FOR WRITING TO VARIABLE RESISTANCE NONVOLATILE MEMORY...
Publication number
20140185360
Publication date
Jul 3, 2014
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Application
CROSSPOINT NONVOLATILE MEMORY DEVICE AND FORMING METHOD THEREOF
Publication number
20140112054
Publication date
Apr 24, 2014
PANASONIC CORPORATION
Kazuhiko Shimakawa
G11 - INFORMATION STORAGE
Information
Patent Application
VARIABLE RESISTANCE NONVOLATILE MEMORY ELEMENT WRITING METHOD AND V...
Publication number
20140078811
Publication date
Mar 20, 2014
PANASONIC CORPORATION
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Application
VARIABLE RESISTANCE NONVOLATILE MEMORY ELEMENT WRITING METHOD AND V...
Publication number
20130188414
Publication date
Jul 25, 2013
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Application
METHOD OF PROGRAMMING VARIABLE RESISTANCE NONVOLATILE MEMORY ELEMENT
Publication number
20130148408
Publication date
Jun 13, 2013
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Application
VARIABLE RESISTANCE NONVOLATILE MEMORY DEVICE
Publication number
20130114327
Publication date
May 9, 2013
Yuichiro Ikeda
G11 - INFORMATION STORAGE
Information
Patent Application
FORMING METHOD OF PERFORMING FORMING ON VARIABLE RESISTANCE NONVOLA...
Publication number
20130044534
Publication date
Feb 21, 2013
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Application
NONVOLATILE VARIABLE RESISTANCE MEMORY ELEMENT WRITING METHOD, AND...
Publication number
20130003439
Publication date
Jan 3, 2013
Ryotaro Azuma
G11 - INFORMATION STORAGE
Information
Patent Application
FORMING METHOD OF PERFORMING FORMING ON VARIABLE RESISTANCE NONVOLA...
Publication number
20120230085
Publication date
Sep 13, 2012
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Application
FORMING METHOD FOR VARIABLE RESISTANCE NONVOLATILE MEMORY ELEMENT,...
Publication number
20120120712
Publication date
May 17, 2012
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Application
VARIABLE RESISTANCE NONVOLATILE STORAGE DEVICE
Publication number
20110216577
Publication date
Sep 8, 2011
PANASONIC CORPORATION
Hiroshi Tomotani
G11 - INFORMATION STORAGE
Information
Patent Application
NONVOLATILE VARIABLE RESISTANCE MEMORY ELEMENT WRITING METHOD, AND...
Publication number
20110128773
Publication date
Jun 2, 2011
Ryotaro Azuma
G11 - INFORMATION STORAGE
Information
Patent Application
WRITING METHOD FOR VARIABLE RESISTANCE NONVOLATILE MEMORY ELEMENT,...
Publication number
20110110144
Publication date
May 12, 2011
PANASONIC CORPORATION
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Application
NONVOLATILE STORAGE DEVICE AND METHOD FOR WRITING INTO MEMORY CELL...
Publication number
20110007553
Publication date
Jan 13, 2011
Takeshi Takagi
G11 - INFORMATION STORAGE
Information
Patent Application
NONVOLATILE MEMORY APPARATUS
Publication number
20100103723
Publication date
Apr 29, 2010
Ken Kawai
G11 - INFORMATION STORAGE
Information
Patent Application
NONVOLATILE MEMORY APPARATUS AND NONVOLATILE DATA STORAGE MEDIUM
Publication number
20100014343
Publication date
Jan 21, 2010
Zhiqiang Wei
G11 - INFORMATION STORAGE
Information
Patent Application
Non-volatile semiconductor memory device
Publication number
20070133277
Publication date
Jun 14, 2007
Ken Kawai
G11 - INFORMATION STORAGE