Takao Moritomo

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Arai, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic drum cassette with magnetic drum having voice information...
- Patent number 4,609,956
- Issue date Sep 2, 1986
- Fuji Electrochemical Co., Ltd.
- Michihiro Torii
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic drum/head system for selectively generating recorded voice...
- Patent number 4,376,961
- Issue date Mar 15, 1983
- Fuji Electrochemical Co., Ltd.
- Michihiro Torii
- G11 - INFORMATION STORAGE