Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5122849 | Silicon thin film transistor | Sakae Tanaka, Yoshiaki Watanabe, Yoshihisa Ogiwara | 1992-06-16 |
| 5121177 | Silicon thin film transistor | Sakae Tanaka, Yoshiaki Watanabe, Yoshihisa Ogiwara | 1992-06-09 |
| 5121178 | Silicon thin film transistor | Sakae Tanaka, Yoshiaki Watanabe, Yoshihisa Ogiwara | 1992-06-09 |
| 5114869 | Method for producing reverse staggered type silicon thin film transistor | Sakae Tanaka, Yoshiaki Watanabe, Yoshihisa Ogiwara | 1992-05-19 |
| 5111261 | Silicon thin film transistor with an intrinsic silicon active layer formed within the boundary defined by the edges of the gate electrode and the impurity containing silicon layer | Sakae Tanaka, Yoshiaki Watanabe, Yoshihisa Ogiwara | 1992-05-05 |
| 5109260 | Silicon thin film transistor and method for producing the same | Sakae Tanaka, Yoshiaki Watanabe, Yoshihisa Ogiwara | 1992-04-28 |
| 5071779 | Method for producing a silicon thin film transistor | Sakae Tanaka, Yoshiaki Watanabe, Yoshihisa Ogiwara | 1991-12-10 |
| 5053354 | Method of fabricating a reverse staggered type silicon thin film transistor | Sakae Tanaka, Yoshiaki Watanabe, Yoshihisa Ogiwara | 1991-10-01 |
| 5021850 | Silicon thin film transistor | Sakae Tanaka, Yoshiaki Watanabe, Yoshihisa Ogiwara | 1991-06-04 |
| 4979006 | Reverse staggered type silicon thin film transistor | Sakae Tanaka, Yoshiaki Watanabe, Yoshihisa Ogiwara | 1990-12-18 |
| 4892613 | Process for etching light-shielding thin film | Noboru Motai, Sakae Tanaka, Yoshiaki Watanabe, Yaeko Suzuki, Yoshihisa Ogiwara +2 more | 1990-01-09 |