Masatoshi Watanabe

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Automatic disc changer for an information recording or reproducing...
- Patent number 5,910,939
- Issue date Jun 8, 1999
- Pioneer Electronic Corporation
- Katsuhiro Shiba
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic disk changer
- Patent number 5,255,138
- Issue date Oct 19, 1993
- Pioneer Electronic Corporation
- Kaoru Serita
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic disk changer with a tray transfer device
- Patent number 5,107,475
- Issue date Apr 21, 1992
- Pioneer Electronic Corporation
- Kaoru Serita
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic disk changer with disk case and clamper
- Patent number 5,088,076
- Issue date Feb 11, 1992
- Pioneer Electronic Corporation
- Kaoru Serita
- G11 - INFORMATION STORAGE