Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5018817 | Method of optically coupling optical fiber to waveguide on substrate, and optical device produced by the method | Makoto Suzuki, Satoshi Watanabe, Takashi Tsukamoto, Hikoharu Aoki, Hitomi Ohri | 1991-05-28 |
| 4843622 | Communication control system capable of searching a called telephone set in a mobile radio telephone network | Akio Yotsutani, Toshihiko Shibata, Yoshitoshi Murata | 1989-06-27 |