Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5506721 | External modulator for optical communication | Toshiya Hikami, Shoichi Negami, Matsue Murata, Shigeaki Nishikawa | 1996-04-09 |
| 5015314 | Method for production of ceramic circuit board | Hitoshi Suzuki, Hiromitsu Yokoyama, Mineharu Tsukada, Nobuo Kamehara, Koichi Niwa | 1991-05-14 |
| 4761325 | Multilayer ceramic circuit board | Kazuaki Kurihara, Nobuo Kamehara, Hiromitsu Yokoyama, Kishio Yokouchi, Yoshihiko Imanaka +1 more | 1988-08-02 |
| 4739683 | Apparatus for cutting material sheet into trapezoidal pieces | — | 1988-04-26 |
| 4679320 | Process for producing multilayer ceramic circuit board with copper | Yoshihiko Imanaka, Mineharu Tsukada, Etsuro Udagawa, Kazuaki Kurihara, Hiromitsu Yokoyama +1 more | 1987-07-14 |
| 4642148 | Method for producing a multilayer ceramic circuit board | Kazuaki Kurihara, Nobuo Kamehara, Hiromitsu Yokoyama, Kishio Yokouchi, Yoshihiko Imanaka +1 more | 1987-02-10 |
| 4346516 | Method of forming a ceramic circuit substrate | Kishio Yokouchi, Hiromitsu Yokoyama, Nobuo Kamehara, Koichi Niwa, Kyohei Murakawa | 1982-08-31 |