Kunio Ishiyama

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Mobara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Color cathode ray tube having adjustment magnet assembly at neck po...
- Patent number 6,335,589
- Issue date Jan 1, 2002
- Hitachi, Ltd.
- Kentaro Oku
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color cathode ray tube having adjustment magnet assembly at the nec...
- Patent number 6,194,823
- Issue date Feb 27, 2001
- Hitachi, Ltd.
- Kentaro Oku
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High frequency heating system and method thereof
- Patent number 4,992,637
- Issue date Feb 12, 1991
- Hitachi, Ltd.
- Kunio Ishiyama
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Power supply for a magnetron
- Patent number 4,903,183
- Issue date Feb 20, 1990
- Hitachi, Ltd.
- Syouichi Noguchi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Supply having a load invariant auxiliary power supply supplied from...
- Patent number 4,866,590
- Issue date Sep 12, 1989
- Hitachi, Ltd.
- Teruaki Odaka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply for a magnetron
- Patent number 4,833,581
- Issue date May 23, 1989
- Hitachi Ltd.
- Kunio Ishiyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Color cathode ray tube
- Publication number 20010001530
- Publication date May 24, 2001
- Kentaro Oku
- H01 - BASIC ELECTRIC ELEMENTS