Seiji Kumaki

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Osaka-fu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Power amplifier arrangenment of a plural power supply switching type
- Patent number 5,818,301
- Issue date Oct 6, 1998
- Matsushita Electric Industrial Co., Ltd.
- Katsuhiko Higashiyama
- H03 - BASIC ELECTRONIC CIRCUITRY