Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6525336 | Superfine electronic device and method for making same | Seiichi Kondo, Yasuo Wada, Tokuo Kure, Tsuneo Ichiguchi, Shinji Okazaki +1 more | 2003-02-25 |
| 5561300 | Atomic switching devices and logical circuits | Yasuo Wada, Seiichi Kondo, Masukazu Igarashi, Hiroshi Kajiyama, Hisashi Nagano +2 more | 1996-10-01 |
| 5323375 | Information storage apparatus | Sigeo Ihara, Ryo Imura | 1994-06-21 |
| 5233265 | Photoconductive imaging apparatus | Yukio Takasaki, Kazutaka Tsuji, Tatsuo Makishima, Tadaaki Hirai, Sachio Ishioka +17 more | 1993-08-03 |
| 5010517 | Semiconductor optical apparatus | Masahito Migita, Osam Kanehisa, Masatoshi Shiiki | 1991-04-23 |
| 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 |
| 4626885 | Photosensor having impurity concentration gradient | Sachio Ishioka, Yoshinori Imamura, Yukio Takasaki, Chushirou Kusano, Hirofumi Ogawa +2 more | 1986-12-02 |
| 4330733 | Photoconductive target | Keiichi Shidara, Naohiro Goto, Tatsuro Kawamura, Eikyu Hiruma, Yohitsumu Ikeda +5 more | 1982-05-18 |