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Kikuzo Sawada
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Koganei-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Data carrier and data carrier system
Patent number
8,497,763
Issue date
Jul 30, 2013
Yoshikawa RF Systems Co., Ltd.
Kikuzo Sawada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Data carrier and data carrier system
Patent number
8,109,445
Issue date
Feb 7, 2012
Yoshikawa RF Systems Co., Ltd.
Kikuzo Sawada
G07 - CHECKING-DEVICES
Information
Patent Grant
Data carrier and data carrier system
Patent number
7,834,753
Issue date
Nov 16, 2010
Yoshikawa RF Systems Co., Ltd.
Yoshikazu Sugawara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor integrated circuit, operating method thereof, and IC...
Patent number
7,355,879
Issue date
Apr 8, 2008
Canon Kabushiki Kaisha
Tadahiko Hirai
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor booster circuit having cascaded MOS transistors
Patent number
7,102,422
Issue date
Sep 5, 2006
Nippon Steel Corporation
Kikuzo Sawada
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Semiconductor booster circuit having cascaded MOS transistors
Patent number
6,603,346
Issue date
Aug 5, 2003
Nippon Steel Corporation
Kikuzo Sawada
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electrically alterable nonvolatile semiconductor memory
Patent number
6,000,843
Issue date
Dec 14, 1999
Nippon Steel Corporation
Kikuzo Sawada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Nonvolatile semiconductor memory and method of rewriting data thereto
Patent number
5,592,003
Issue date
Jan 7, 1997
Nippon Steel Corporation
Yasuo Sato
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile semiconductor memory device
Patent number
5,557,572
Issue date
Sep 17, 1996
Nippon Steel Corporation
Kikuzo Sawada
G11 - INFORMATION STORAGE
Information
Patent Grant
Voltage selecting device for receiving a plurality of inputs and se...
Patent number
5,550,494
Issue date
Aug 27, 1996
Nippon Steel Corporation
Kikuzo Sawada
G11 - INFORMATION STORAGE
Information
Patent Grant
Bootstrap circuit
Patent number
5,514,994
Issue date
May 7, 1996
Nippon Steel Corporation
Kikuzo Sawada
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Non-volatile semiconductor memory device and a method of using the...
Patent number
5,491,656
Issue date
Feb 13, 1996
Nippon Steel Corporation
Kikuzo Sawada
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile semiconductor memory device having disturb verify func...
Patent number
5,490,110
Issue date
Feb 6, 1996
Nippon Steel Corporation
Kikuzo Sawada
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile semiconductor memory device detachable deterioration o...
Patent number
5,450,354
Issue date
Sep 12, 1995
Nippon Steel Corporation
Kikuzo Sawada
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile semiconductor memory device having memory cells, each...
Patent number
5,450,341
Issue date
Sep 12, 1995
Nippon Steel Corporation
Kikuzo Sawada
G11 - INFORMATION STORAGE
Information
Patent Grant
Non-volatile semiconductor memory device capable of storing multi-v...
Patent number
5,412,601
Issue date
May 2, 1995
Nippon Steel Corporation
Kikuzo Sawada
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of altering a non-volatile semiconductor memory device
Patent number
5,408,429
Issue date
Apr 18, 1995
Nippon Steel Corporation
Kikuzo Sawada
G11 - INFORMATION STORAGE
Information
Patent Grant
Self-correcting semiconductor memory device and microcomputer incor...
Patent number
4,901,320
Issue date
Feb 13, 1990
Oki Electric Industry Co., Ltd.
Kikuzo Sawada
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
DATA CARRIER AND DATA CARRIER SYSTEM
Publication number
20100243731
Publication date
Sep 30, 2010
YOSHIKAWA RF SYSTEMS CO., LTD.
Kikuzo Sawada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DATA CARRIER AND DATA CARRIER SYSTEM
Publication number
20100052860
Publication date
Mar 4, 2010
YOSHIKAWA RF SYSTEMS CO., LTD.
Kikuzo Sawada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DATA CARRIER AND DATA CARRIER SYSTEM
Publication number
20100013605
Publication date
Jan 21, 2010
YOSHIKKAWA RF SYSTEMS CO., LTD.
Kikuzo Sawada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DATA CARRIER AND DATA CARRIER SYSTEM
Publication number
20090314830
Publication date
Dec 24, 2009
YOSHIKAWA RF SYSTEMS Co., Ltd.
Kikuzo Sawada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Data carrier and data carrier system
Publication number
20080100415
Publication date
May 1, 2008
Yoshikawa RF Systems Co., Ltd.
Yoshikazu Sugawara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Semiconductor integrated circuit, operating method thereof, and ic...
Publication number
20060262589
Publication date
Nov 23, 2006
Canon Kabushiki Kaisha
Tadahiko Hirai
G11 - INFORMATION STORAGE
Information
Patent Application
Method of reading information from RF tag and method of writing inf...
Publication number
20060132288
Publication date
Jun 22, 2006
Canon Kabushiki Kaisha
Tadahiko Hirai
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Driving method of integrated circuit
Publication number
20060109264
Publication date
May 25, 2006
Cannon Kabushiki Kaisha
Tadahiko Hirai
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Semiconductor booster circuit having cascaded MOS transistors
Publication number
20020125935
Publication date
Sep 12, 2002
NIPPON STEEL CORPORATION
Kikuzo Sawada
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER