Patent JPS59175232A successfully refreshed from Google Patents.
JPS59175232A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Crosstalk reduction system of optical multiplexing and demultiplexing circuit
Assignee: Fujitsu Ltd
•
Filing: 1983-03-25
•
Granted: —
•
Expires: 2003-03-25
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
- 👤 「よし」田 敏博
- 👤 Toshihiro Yoshida
- 👤 Yasuo Suzuki
- 👤 泰夫 鈴木
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-01 21:49
CPC Classifications
H; H04; H04J; H04J14/00; H04J14/02; H04J14/0201
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.