Ryo Matsuura

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Tokorozawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Tray loading apparatus for disc players
- Patent number 5,210,725
- Issue date May 11, 1993
- Pioneer Electronic Corporation
- Masao Kase
- G11 - INFORMATION STORAGE
Information Patent Grant
Tray loading apparatus for disc players
- Patent number 5,164,934
- Issue date Nov 17, 1992
- Pioneer Electronic Corporation
- Masao Kase
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk player for playing both sides of a disk or multiple disks with...
- Patent number 4,949,328
- Issue date Aug 14, 1990
- Pioneer Electronic Corporation
- Masao Kase
- G11 - INFORMATION STORAGE
Information Patent Grant
Front loading disk player
- Patent number 4,893,295
- Issue date Jan 9, 1990
- Pioneer Electronic Corporation
- Ryo Matsuura
- G11 - INFORMATION STORAGE
Information Patent Grant
Front loading disk player
- Patent number 4,882,722
- Issue date Nov 21, 1989
- Pioneer Electronic Corporation
- Ryo Matsuura
- G11 - INFORMATION STORAGE
Information Patent Grant
Front loading disc player
- Patent number 4,845,700
- Issue date Jul 4, 1989
- Pioneer Electronic Corporation
- Toshiaki Koizumi
- G11 - INFORMATION STORAGE