Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6470017 | Packet multiplexing apparatus | Akihiro Otaka, Noriki Miki | 2002-10-22 |
| 5668652 | Optical WDM (wavelength division multiplexing) transmission system and method for configuring the same | Masashi Hashomoto, Kiyomi Kumozaki, Ryu Watanabe | 1997-09-16 |