Shigemi Igarashi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
DC-DC Converter circuit
- Patent number 4,495,447
- Issue date Jan 22, 1985
- Sato Koki Company Ltd.
- Igarashi Shigemi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Transmitting device of light signal for remote control
- Patent number 4,156,810
- Issue date May 29, 1979
- Sato Koki Company Limited
- Shigemi Igarashi
- G08 - SIGNALLING