Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6744945 | Wavelength multiplexer and optical unit | Tatemi Ido | 2004-06-01 |
| 6445849 | Wavelength multiplexer and optical unit | Tatemi Ido | 2002-09-03 |
| 6356692 | Optical module, transmitter, receiver, optical switch, optical communication unit, add-and-drop multiplexing unit, and method for manufacturing the optical module | Tatemi Ido, Takamitsu Nagara, Hirokazu Ichikawa, Akira Kuwahara | 2002-03-12 |