Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7397977 | Wave transmission medium and waveguide circuit | Toshikazu Hashimoto, Ikuo Ogawa, Takeshi Kitagawa, Senichi Suzuki, Masahiro Yanagisawa +8 more | 2008-07-08 |
| 6731828 | Waveguide-type optical signal processing circuit | Tsutomu Kitou, Yasuyuki Inoue, Manabu Oguma, Takayuki Mizuno, Yoshinori Hibino | 2004-05-04 |