Sumihiko Yagenji

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Itabashi-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cover for a hard disk drive
- Patent number 6,525,931
- Issue date Feb 25, 2003
- Kokoku Intech Co., Ltd.
- Sumihiko Yagenji
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Gasket for hard disk drive unit use
- Patent number 6,308,961
- Issue date Oct 30, 2001
- Kokoku Intech Co., Ltd.
- Takahiro Kunikane
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Cover for a hard disk drive
- Publication number 20010014009
- Publication date Aug 16, 2001
- Sumihiko Yagenji
- G06 - COMPUTING CALCULATING COUNTING