Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6626583 | Optical multiplexer/demultiplexer module and production method therefor | Takashi Shiotani | 2003-09-30 |
| 5202905 | Moden signal detecting system for adaptive differential PCM CODEC | Yoshihiro Tomita, Hironori Orihara | 1993-04-13 |