Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5793157 | Cathode structure for a cathode ray tube | Hiroshi Takakura, Takashi Kono, Michihide SHIBATA | 1998-08-11 |
| 5233265 | Photoconductive imaging apparatus | Yukio Takasaki, Kazutaka Tsuji, Tatsuo Makishima, Tadaaki Hirai, Sachio Ishioka +17 more | 1993-08-03 |
| 5101255 | Amorphous photoelectric conversion device with avalanche | Sachio Ishioka, Yukio Takasaki, Tadaaki Hirai, Kazutaka Tsuji, Tatsuo Makishima +6 more | 1992-03-31 |
| 4952839 | Photoconductive device and method of operating the same | Kenkichi Tanioka, Mitsuo Kosugi, Junichi Yamazaki, Keiichi Shidara, Kazuhisa Taketoshi +16 more | 1990-08-28 |
| 4888521 | Photoconductive device and method of operating the same | Kenkichi Tanioka, Keiichi Shidara, Tatsuro Kawamura, Junichi Yamazaki, Eikyuu Hiruma +16 more | 1989-12-19 |
| 4866332 | Target of image pickup tube | Yukio Takasaki, Tatsuo Makishima, Kazutaka Tsuji, Tadaaki Hirai, Eisuke Inoue +9 more | 1989-09-12 |
| 4816715 | Image pick-up tube target | Takaaki Unnai, Eisuke Inoue | 1989-03-28 |
| 4682077 | Television camera tube device | Masanori Maruyama, Masamichi Moriya, Shinichi Kato, Masakazu Fukushima, Chihaya Ogusu | 1987-07-21 |
| 4617248 | Doped photoconductive film including selenium and tellurium | Kenkichi Tanioka, Keiichi Shidara, Takao Kuriyama, Yukio Takasaki, Tadaaki Hirai +1 more | 1986-10-14 |
| 4587456 | Image pickup tube target | Eisuke Inoue, Masanao Yamamoto | 1986-05-06 |
| 4563611 | Image pick-up tube target | Eisuke Inoue, Keiichi Shidara, Kenkichi Tanioka | 1986-01-07 |
| 4463279 | Doped photoconductive film comprising selenium and tellurium | Keiichi Shidara, Kenkichi Tanioka, Teruo Uchida, Chushirou Kusano, Yukio Takasaki +1 more | 1984-07-31 |
| 4445131 | Photoconductive image pick-up tube target | Keiichi Shidara, Naohiro Goto | 1984-04-24 |
| 4330733 | Photoconductive target | Keiichi Shidara, Naohiro Goto, Tatsuro Kawamura, Eikyu Hiruma, Yohitsumu Ikeda +5 more | 1982-05-18 |
| 4277515 | Targets for use in photoconductive image pickup tubes | Naohiro Goto, Keiichi Shidara | 1981-07-07 |
| 4219831 | Targets for use in photoconductive image pickup tubes | Naohiro Goto, Keiichi Shidara | 1980-08-26 |
| 4207836 | Vacuum vapor-deposition apparatus | — | 1980-06-17 |