Kazuo Kojima

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Tokorozawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device and method of manufacturing thereof
- Patent number 4,910,582
- Issue date Mar 20, 1990
- Hitachi, Ltd.
- Keiji Miyamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor device and method of manufacturing thereof
- Patent number 4,822,989
- Issue date Apr 18, 1989
- Hitachi, Ltd.
- Keiji Miyamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Timepiece with alarm function including annular diaphragm to accomm...
- Patent number 4,362,400
- Issue date Dec 7, 1982
- Hitachi, Ltd.
- Takahiko Ihochi
- G04 - HOROLOGY