Hisashi Ichikawa

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Katsuta, JP

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Patents Grantslast 30 patents

Information Patent Grant
Drum base on which a drum of a magnetic tape recorder is mounted
- Patent number 6,078,464
- Issue date Jun 20, 2000
- Hitachi, Ltd.
- Hidekazu Takeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Device or arrangement of parts for elastically loading movable member
- Patent number 4,135,413
- Issue date Jan 23, 1979
- Hitachi, Ltd.
- Hisashi Ichikawa
- G05 - CONTROLLING REGULATING