Nobuhisa Yoshikawa

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Patents Grantslast 30 patents

Information Patent Grant
An inverter driven lamp arrangement having a current detection circ...
- Patent number 5,444,336
- Issue date Aug 22, 1995
- Matsushita Electric Industrial Co., Ltd.
- Masataka Ozawa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Fluorescent lamp starter having a transistor base control means
- Patent number 5,440,205
- Issue date Aug 8, 1995
- Matsushita Electric Industrial Co., Ltd.
- Tetsuya Tahara
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus for controlling the power to a discharge-lamp
- Patent number 5,365,152
- Issue date Nov 15, 1994
- Matsushita Electric Industrial Co. Ltd.
- Masataka Ozawa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High pressure discharge lamp apparatus
- Patent number 4,378,513
- Issue date Mar 29, 1983
- Matsushita Electric Industrial Co., Ltd.
- Nobuhisa Yoshikawa
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High pressure discharge lamp apparatus
- Patent number 4,370,601
- Issue date Jan 25, 1983
- Matsushita Electric Industrial Co., Ltd.
- Shigeru Horii
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR