Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674100 | Method of manufacturing electron-emitting device | Hisaaki Kawade, Yoshinobu Sekiguchi, Yasuhiro Hamamoto, Keisuke Yamamoto, Takeo Tsukamoto +1 more | 1997-10-07 |
| 5654814 | Optical semiconductor apparatus and optical communication system using the apparatus | Toshihiko Ouchi, Masao Majima | 1997-08-05 |
| 5593335 | Method of manufacturing an electron source | Hidetoshi Suzuki, Yoshiyuki Osada, Ichiro Nomura, Hisaaki Kawade, Eiji Yamaguchi +9 more | 1997-01-14 |
| 5594577 | Optical receiver and optical transmission system using the receiver | Masao Majima, Toshihiko Ouchi | 1997-01-14 |