Masakazu Yamashita

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Tokorozawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Centering device of an optical disc player
- Patent number 5,610,900
- Issue date Mar 11, 1997
- Pioneer Electronic Corporation
- Masakazu Yamashita
- G11 - INFORMATION STORAGE
Information Patent Grant
Multi-tray disk player with selective tray latching
- Patent number 5,504,729
- Issue date Apr 2, 1996
- Pioneer Electronic Corporation
- Yuji Ikedo
- G11 - INFORMATION STORAGE
Information Patent Grant
Tilting mechanism for optical pickup unit
- Patent number 5,036,507
- Issue date Jul 30, 1991
- Pioneer Electronic Corporation
- Masakazu Yamashita
- 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 disc player
- Patent number 4,845,700
- Issue date Jul 4, 1989
- Pioneer Electronic Corporation
- Toshiaki Koizumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Clamping mechanism for information recording disk
- Patent number 4,841,518
- Issue date Jun 20, 1989
- Pioneer Electronic Corporation
- Shinsaku Nozu
- G11 - INFORMATION STORAGE