Tadahiko Hashimoto

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Hitachinaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Resonant converter and control method thereof
- Patent number 7,088,594
- Issue date Aug 8, 2006
- Hitachi, Ltd.
- Takashi Sase
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System for partially erasing thermally written liquid crystal element
- Patent number 5,268,776
- Issue date Dec 7, 1993
- Hitachi, Ltd.
- Makoto Tachikawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Control method of brightness of screen used for projection display...
- Patent number 4,964,719
- Issue date Oct 23, 1990
- Hitachi, Ltd.
- Makoto Tachikawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Liquid crystal projection display
- Patent number 4,952,034
- Issue date Aug 28, 1990
- Hitachi, Ltd.
- Noboru Azusawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Liquid crystal projection display having laser intensity varied acc...
- Patent number 4,810,064
- Issue date Mar 7, 1989
- Hitachi, Ltd.
- Noboru Azusawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Resonant converter and control method thereof
- Publication number 20050099827
- Publication date May 12, 2005
- Hitachi Ltd.
- Takashi Sase
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...