Fumio Ogasawara

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Control apparatus for positional control of an optical system
- Patent number 5,847,874
- Issue date Dec 8, 1998
- Victor Company of Japan, Ltd.
- Takayoshi Sasao
- G02 - OPTICS
Information Patent Grant
Magnetic disk drive with effective AGC control of servo signals by...
- Patent number 4,912,572
- Issue date Mar 27, 1990
- Victor Company of Japan, Ltd.
- Hideo Nomura
- G11 - INFORMATION STORAGE