JPS5965950A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Optical recording element
Assignee: Canon Inc
•
Filing: 1982-10-05
•
Granted: —
•
Expires: 2002-10-05
Abstract
Abstract Translated from Japanese (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。 (57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Inventors
- 👤 Hiroshi Sonobe
- 👤 啓 園部
- 👤 Yutaka Hara
- 👤 裕 原
- 👤 Yoichi Osato
- 👤 陽一 大里
- 👤 Satoshi Yoshihara
- 👤 吉原 諭
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-10-30 08:36
CPC Classifications
G; G11; G11B; G11B7/00; G11B7/24; G11B7/241; G11B7/252
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
JPS5438123A
Cited
JPS5766538A
Cited
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.