Shigeo Nishitoba

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Current drive circuit and image display device
- Patent number 7,173,582
- Issue date Feb 6, 2007
- NEC Corporation
- Shigeo Nishitoba
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Driving circuit and constant current driving apparatus using the same
- Patent number 6,882,186
- Issue date Apr 19, 2005
- NEC Corporation
- Shigeo Nishitoba
- G05 - CONTROLLING REGULATING
Information Patent Grant
Current driver circuit and image display device
- Patent number 6,774,877
- Issue date Aug 10, 2004
- NEC Corporation
- Shigeo Nishitoba
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Current driving circuit
- Patent number 6,734,836
- Issue date May 11, 2004
- NEC Corporation
- Shigeo Nishitoba
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Pulse width control circuit
- Patent number 4,509,494
- Issue date Apr 9, 1985
- Nippon Electric Company, Ltd.
- Shigeo Nishitoba
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Pulse width control circuit in which a feedback amount is varied de...
- Patent number 4,469,082
- Issue date Sep 4, 1984
- Nippon Electric Co., Ltd.
- Shigeo Nishitoba
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
Current drive circuit and image display device
- Publication number 20050174307
- Publication date Aug 11, 2005
- NEC Corporation
- Shigeo Nishitoba
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Current driver circuit and image display device
- Publication number 20020196212
- Publication date Dec 26, 2002
- NEC Corporation
- Shigeo Nishitoba
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Driving circuit and constant current driving apparatus using the same
- Publication number 20020084812
- Publication date Jul 4, 2002
- Shigeo Nishitoba
- G05 - CONTROLLING REGULATING
Information Patent Application
Current driving circuit
- Publication number 20020043991
- Publication date Apr 18, 2002
- Shigeo Nishitoba
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS