Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5515411 | X-ray image pickup tube | Hiromichi Tonami, Takahisa Nishikawa, Takayuki Takemoto, Yutaro Kimura, Keiichi Hiragaki +6 more | 1996-05-07 |
| 5488386 | Imaging apparatus and operation method of the same | Toshio Yamagishi, Masakazu Nanba, Norifumi Egami, Mitsuhiro Kurashige, Kazutaka Tsuji +5 more | 1996-01-30 |
| 5483071 | Two-dimensional radiation detector | Shiro Oikawa, Takayuki Takemoto, Tutomu Katou, Shirou Suzuki | 1996-01-09 |
| 5384597 | Image pickup tube utilizing third electrode and its operating method | Kenji Sameshima, Tatsuo Makishima, Tadaaki Hirai, Yukio Takasaki, Misao Kubota +1 more | 1995-01-24 |
| 5233265 | Photoconductive imaging apparatus | Yukio Takasaki, Kazutaka Tsuji, Tatsuo Makishima, Tadaaki Hirai, Sachio Ishioka +17 more | 1993-08-03 |
| 5218264 | Image pick-up tube and apparatus having the same | Tadaaki Hirai, Hirofumi Ogawa, Kenji Sameshima, Yukio Takasaki, Takaaki Unnai +3 more | 1993-06-08 |
| 5101255 | Amorphous photoelectric conversion device with avalanche | Sachio Ishioka, Yukio Takasaki, Tadaaki Hirai, Kazutaka Tsuji, Tatsuo Makishima +6 more | 1992-03-31 |
| 5021705 | Method of fabricating an image pick-up tube and target section used therewith | Masanao Yamamoto, Takaaki Unnai, Shigeru Ehata, Tadaaki Hirai, Kenji Sameshima +4 more | 1991-06-04 |
| 4980736 | Electric conversion device | Yukio Takasaki, Kazutaka Tsuji, Tatsuo Makishima, Tadaaki Hirai, Sachio Ishioka +7 more | 1990-12-25 |
| 4952839 | Photoconductive device and method of operating the same | Mitsuo Kosugi, Junichi Yamazaki, Keiichi Shidara, Kazuhisa Taketoshi, Tatsuro Kawamura +16 more | 1990-08-28 |
| 4900975 | Target of image pickup tube having an amorphous semiconductor laminate | Yasuharu Shimomoto, Sachio Ishioka, Yukio Takasaki, Tadaaki Hirai, Kazutaka Tsuji +9 more | 1990-02-13 |
| 4888521 | Photoconductive device and method of operating the same | Keiichi Shidara, Tatsuro Kawamura, Junichi Yamazaki, Eikyuu Hiruma, Kazuhisa Taketoshi +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 |
| 4617248 | Doped photoconductive film including selenium and tellurium | Keiichi Shidara, Takao Kuriyama, Yukio Takasaki, Tadaaki Hirai, Yasuhiko Nonaka +1 more | 1986-10-14 |
| 4563611 | Image pick-up tube target | Yasuhiko Nonaka, Eisuke Inoue, Keiichi Shidara | 1986-01-07 |
| 4463279 | Doped photoconductive film comprising selenium and tellurium | Keiichi Shidara, Teruo Uchida, Chushirou Kusano, Yukio Takasaki, Yasuhiko Nonaka +1 more | 1984-07-31 |
| 4330733 | Photoconductive target | Keiichi Shidara, Naohiro Goto, Tatsuro Kawamura, Eikyu Hiruma, Yohitsumu Ikeda +5 more | 1982-05-18 |