Title:
【発明の名称】光ディスク装置
Document Type and Number:
Japanese Patent JP2978269
Kind Code:
B2
More Like This:
| WO/2002/086881 | OPTICAL INFORMATION RECORDING MEDIUM AND INFORMATION REPRODUCING METHOD |
| JP2009123253 | OPTICAL PICKUP |
| JP3329342 | OPTICAL DISK DEVICE |
Inventors:
NAKAO TAKESHI
ARIMOTO AKIRA
ARIMOTO AKIRA
Application Number:
JP9224491A
Publication Date:
November 15, 1999
Filing Date:
April 23, 1991
Export Citation:
Assignee:
HITACHI SEISAKUSHO KK
International Classes:
G11B7/135; (IPC1-7): G11B7/135
Domestic Patent References:
| JP5720932A | ||||
| JP58122632A | ||||
| JP6344342A | ||||
| JP58146039A | ||||
| JP3119526A |
Attorney, Agent or Firm:
Junnosuke Nakamura