Kikuo Tomita

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Hitachiohta, JP

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Patents Grantslast 30 patents

Information Patent Grant
CRT display device
- Patent number 5,793,494
- Issue date Aug 11, 1998
- Hitachi, Ltd.
- Tomohiko Douken
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ultrasonic motor and driving for the ultrasonic motor
- Patent number 5,631,517
- Issue date May 20, 1997
- Hitachi, Ltd.
- Kazuo Kato
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Image display apparatus with a deflection circuit having function f...
- Patent number 5,448,140
- Issue date Sep 5, 1995
- Hitachi, Ltd.
- Tomohiko Douken
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
CRT display unit
- Patent number 5,329,211
- Issue date Jul 12, 1994
- Hitachi, Ltd.
- Kazuyoshi Sasaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE