Seiichi Iwasa

Person

Kawasaki-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for driving a gas-discharge panel
- Patent number RE45167
- Issue date Sep 30, 2014
- Hitachi Consumer Electronics Co., Ltd.
- Yasunobu Hashimoto
- 345 - Computer graphics processing and selective visual display systems
Information Patent Grant
Method for driving a gas-discharge panel
- Patent number RE44757
- Issue date Feb 11, 2014
- Hitachi Consumer Electronics Co., Ltd.
- Yasunobu Hashimoto
- 345 - Computer graphics processing and selective visual display systems
Information Patent Grant
Method for driving a gas-discharge panel
- Patent number RE44003
- Issue date Feb 19, 2013
- Hitachi Plasma Patent Licensing Co., Ltd.
- Yasunobu Hashimoto
- 345 - Computer graphics processing and selective visual display systems
Information Patent Grant
Method for driving a gas-discharge panel
- Patent number RE43269
- Issue date Mar 27, 2012
- Hitachi Plasma Patent Licensing Co., Ltd.
- Yasunobu Hashimoto
- 345 - Computer graphics processing and selective visual display systems
Information Patent Grant
Method for driving a gas-discharge panel
- Patent number RE43267
- Issue date Mar 27, 2012
- Hitachi Plasma Patent Licensing Co., Ltd.
- Yasunobu Hashimoto
- 345 - Computer graphics processing and selective visual display systems
Information Patent Grant
Method for driving a gas-discharge panel
- Patent number RE43268
- Issue date Mar 27, 2012
- Hitachi Plasma Patent Licensing Co., Ltd.
- Yasunobu Hashimoto
- 345 - Computer graphics processing and selective visual display systems
Information Patent Grant
Method for driving a gas electric discharge device
- Patent number 7,965,261
- Issue date Jun 21, 2011
- Hitachi Plasma Patent Licensing Co., Ltd.
- Yasunobu Hashimoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method for driving a gas-discharge panel
- Patent number RE41872
- Issue date Oct 26, 2010
- Hitachi Plasma Patent Licensing Co., Ltd.
- Yasunobu Hashimoto
- 345 - Computer graphics processing and selective visual display systems
Information Patent Grant
Method for driving a gas electric discharge device
- Patent number 7,817,113
- Issue date Oct 19, 2010
- Hitachi Plasma Patent Licensing Co., Ltd.
- Yasunobu Hashimoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method for driving a gas-discharge panel
- Patent number RE41832
- Issue date Oct 19, 2010
- Hitachi Plasma Patent Licensing Co., Ltd.
- Yasunobu Hashimoto
- 345 - Computer graphics processing and selective visual display systems
Information Patent Grant
Method for driving a gas-discharge panel
- Patent number RE41817
- Issue date Oct 12, 2010
- Hitachi Plasma Patent Licensing Co., Ltd.
- Yasunobu Hashimoto
- 345 - Computer graphics processing and selective visual display systems
Information Patent Grant
Method for driving a gas electric discharge device
- Patent number 7,719,487
- Issue date May 18, 2010
- Hitachi Plasma Patent Licensing Co., Ltd.
- Yasunobu Hashimoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method for driving a gas electric discharge device
- Patent number 7,675,484
- Issue date Mar 9, 2010
- Hitachi Plasma Patent Licensing Co., Ltd.
- Yasunobu Hashimoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method and device for driving plasma display panel
- Patent number 7,023,405
- Issue date Apr 4, 2006
- Fujitsu Limited
- Kenji Awamoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method for driving a gas electric discharge device
- Patent number 6,982,685
- Issue date Jan 3, 2006
- Fujitsu Limited
- Yasunobu Hashimoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method and device for driving plasma display panel
- Patent number 6,937,213
- Issue date Aug 30, 2005
- Fujitsu Limited
- Seiichi Iwasa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method for driving a gas-discharge panel
- Patent number 6,680,718
- Issue date Jan 20, 2004
- Fujitsu Limited
- Yasunobu Hashimoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method for driving a gas electric discharge device
- Patent number 6,456,263
- Issue date Sep 24, 2002
- Fujitsu Limited
- Yasunobu Hashimoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Keyboard having plurality of keys therein, each key establishing di...
- Patent number 6,103,979
- Issue date Aug 15, 2000
- Fujitsu Limited
- Hideyuki Motoyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus and method for inputting and outputting by using aerial i...
- Patent number 5,977,938
- Issue date Nov 2, 1999
- Fujitsu Limited
- Seiichi Iwasa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Chair with a supplemental keyboard and a keyboard system
- Patent number 5,818,357
- Issue date Oct 6, 1998
- Fujitsu Limited
- Hideyuki Motoyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Keyboard having improved keytop
- Patent number 5,560,724
- Issue date Oct 1, 1996
- Fujitsu Limited
- Seiichi Iwasa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Keyboard having improved keytop
- Patent number 5,486,059
- Issue date Jan 23, 1996
- Fujitsu Limited
- Seiichi Iwasa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Key touch adjusting method and device
- Patent number 5,434,566
- Issue date Jul 18, 1995
- Fujitsu Limited
- Seiichi Iwasa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Folding portable data processing apparatus with three hinge points
- Patent number 5,383,138
- Issue date Jan 17, 1995
- Fujitsu Limited
- Hideyuki Motoyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Write control method and apparatus for writing optical disk data
- Patent number 5,327,411
- Issue date Jul 5, 1994
- Fujitsu Limited
- Seiichi Iwasa
- G11 - INFORMATION STORAGE
Information Patent Grant
Push switch with improved actuator assembly
- Patent number 5,152,392
- Issue date Oct 6, 1992
- Fujitsu Limited
- Seiichi Iwasa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic bubble memory device
- Patent number 4,731,751
- Issue date Mar 15, 1988
- Fujitsu Ltd.
- Seiichi Iwasa
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of testing bubble memory devices
- Patent number 4,592,052
- Issue date May 27, 1986
- Fujitsu Limited
- Seiichi Iwasa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic bubble memory device
- Patent number 4,590,587
- Issue date May 20, 1986
- Fujitsu Limited
- Seiichi Iwasa
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR DRIVING A GAS ELECTRIC DISCHARGE DEVICE
- Publication number 20120154357
- Publication date Jun 21, 2012
- HITACHI PATENT LICENSING CO., LTD.
- Yasunobu Hashimoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Method for driving a gas electric discharge device
- Publication number 20090251444
- Publication date Oct 8, 2009
- HITACHI PATENT LICENSING CO., LTD.
- Yasunobu Hashimoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Method for driving a gas electric discharge device
- Publication number 20080191974
- Publication date Aug 14, 2008
- HITACHI PATENT LICENSING CO., LTD.
- Yasunobu Hashimoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
METHOD FOR DRIVING A GAS ELECTRIC DISCHARGE DEVICE
- Publication number 20070262925
- Publication date Nov 15, 2007
- HITACHI PATENT LICENSING CO., LTD.
- Yasunobu Hashimoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
METHOD FOR DRIVING A GAS ELECTRIC DISCHARGE DEVICE
- Publication number 20070262926
- Publication date Nov 15, 2007
- HITACHI PATENT LICENSING CO., LTD.
- Yasunobu Hashimoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Method for driving a gas electric discharge device
- Publication number 20050248509
- Publication date Nov 10, 2005
- Yasunobu Hashimoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Method and device for driving plasma display panel
- Publication number 20040001035
- Publication date Jan 1, 2004
- FUJITSU LIMITED
- Kenji Awamoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
METHOD FOR DRIVING A GAS-DISCHARGE PANEL
- Publication number 20020186186
- Publication date Dec 12, 2002
- FUJITSU LIMITED
- Yasunobu HASHIMOTO
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Method for driving a gas electric discharge device
- Publication number 20020167468
- Publication date Nov 14, 2002
- FUJITSU LIMITED
- Yasunobu Hashimoto
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Method and device for driving plasma display panel
- Publication number 20020122016
- Publication date Sep 5, 2002
- FUJITSU LIMITED
- Seiichi Iwasa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Seiichi Iwasa

Person

Patents Grantslast 30 patents

Method for driving a gas-discharge panel

Method for driving a gas-discharge panel

Method for driving a gas-discharge panel

Method for driving a gas-discharge panel

Method for driving a gas-discharge panel

Method for driving a gas-discharge panel

Method for driving a gas electric discharge device

Method for driving a gas-discharge panel

Method for driving a gas electric discharge device

Method for driving a gas-discharge panel

Method for driving a gas-discharge panel

Method for driving a gas electric discharge device

Method for driving a gas electric discharge device

Method and device for driving plasma display panel

Method for driving a gas electric discharge device

Method and device for driving plasma display panel

Method for driving a gas-discharge panel

Method for driving a gas electric discharge device

Keyboard having plurality of keys therein, each key establishing di...

Apparatus and method for inputting and outputting by using aerial i...

Chair with a supplemental keyboard and a keyboard system

Keyboard having improved keytop

Keyboard having improved keytop

Key touch adjusting method and device

Folding portable data processing apparatus with three hinge points

Write control method and apparatus for writing optical disk data

Push switch with improved actuator assembly

Magnetic bubble memory device

Method of testing bubble memory devices

Magnetic bubble memory device

Patents Applicationslast 30 patents

METHOD FOR DRIVING A GAS ELECTRIC DISCHARGE DEVICE

Method for driving a gas electric discharge device

Method for driving a gas electric discharge device

METHOD FOR DRIVING A GAS ELECTRIC DISCHARGE DEVICE

METHOD FOR DRIVING A GAS ELECTRIC DISCHARGE DEVICE

Method for driving a gas electric discharge device

Method and device for driving plasma display panel

METHOD FOR DRIVING A GAS-DISCHARGE PANEL

Method for driving a gas electric discharge device

Method and device for driving plasma display panel