Kumi Koyama

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Disc chucking device and disk recording and/or reproducing apparatus
- Patent number 6,952,834
- Issue date Oct 4, 2005
- Sony Corporation
- Akihisa Inatani
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Disc chucking device and disk recording and/or reproducing apparatus
- Publication number 20030123376
- Publication date Jul 3, 2003
- Akihisa Inatani
- G11 - INFORMATION STORAGE
Information Patent Application
Disk clamper, recording and/or playback apparatus and method for lo...
- Publication number 20030053402
- Publication date Mar 20, 2003
- SONY CORPORATION
- Akihisa Inatani
- G11 - INFORMATION STORAGE