Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6501774 | Optical transmission apparatus for multiple wavelengths and optical transmission wavelength control method | Norio Nagase, Setsuo Misaizu, Tetsuya Kiyonaga, Tomoyuki Otsuka, Motoyoshi Sekiya | 2002-12-31 |
| 6445703 | ATM cell switching system | Yoshito Sakurai, Kenichi Ohtsuki, Shinobu Gohara, Makoto Mori, Akira Horiki +1 more | 2002-09-03 |
| 6389025 | Distributed type switching system | Yoshito Sakurai, Shinobu Gohara, Kenichi Ohtsuki, Takao Kato, Eiichi Amada | 2002-05-14 |
| 6335934 | Distributed type switching system | Yoshito Sakurai, Shinobu Gohara, Kenichi Ohtsuki, Takao Kato, Eiichi Amada | 2002-01-01 |