Patent US6574206B2 successfully refreshed from Google Patents.
Patent JPH01282931A successfully refreshed from Google Patents.
JPH01282931A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Optical wavelength multiplex and optical code multiplex transmitter
Assignee: NTT Inc
•
Filing: 1988-05-09
•
Granted: —
•
Expires: 2008-05-09
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
- 👤 Takafumi Kajiwara
- 👤 梶原 尚文
- 👤 Kenichi Kitayama
- 👤 研一 北山
- 👤 Takao Matsumoto
- 👤 松本 隆男
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-08 01:03
CPC Classifications
—
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.