Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5574805 | Electric field sensor | Yoshikazu Toba, Michikazu Kondo, Yoshiro Sato, Kazuhisa Hayeiwa, Hisashi Naka | 1996-11-12 |
| 5497438 | Optical transmission and reception module having coupled optical waveguide chips | Yoshinari Kozuka, Yukihisa Osugi | 1996-03-05 |
| 5361157 | Bidirectional light transmission system and optical device therefor | Mikio Maeda, Kimiyuki Oyamada, Shuichi Fujisawa, Yozo Utsumi, Kunihara Takizawa | 1994-11-01 |