Issued Patents All Time
Showing 51–75 of 79 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5122849 | Silicon thin film transistor | Yoshiaki Watanabe, Katsuo Shirai, Yoshihisa Ogiwara | 1992-06-16 |
| 5121178 | Silicon thin film transistor | Yoshiaki Watanabe, Katsuo Shirai, Yoshihisa Ogiwara | 1992-06-09 |
| 5121177 | Silicon thin film transistor | Yoshiaki Watanabe, Katsuo Shirai, Yoshihisa Ogiwara | 1992-06-09 |
| 5114869 | Method for producing reverse staggered type silicon thin film transistor | Yoshiaki Watanabe, Katsuo Shirai, 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 | Yoshiaki Watanabe, Katsuo Shirai, Yoshihisa Ogiwara | 1992-05-05 |
| 5109260 | Silicon thin film transistor and method for producing the same | Yoshiaki Watanabe, Katsuo Shirai, Yoshihisa Ogiwara | 1992-04-28 |
| 5091337 | Method of manufacturing amorphous-silicon thin-film transistors | Yoshiaki Watanabe | 1992-02-25 |
| 5071779 | Method for producing a silicon thin film transistor | Yoshiaki Watanabe, Katsuo Shirai, Yoshihisa Ogiwara | 1991-12-10 |
| 5065202 | Amorphous silicon thin film transistor array substrate and method for producing the same | Yoshiaki Watanabe | 1991-11-12 |
| 5053354 | Method of fabricating a reverse staggered type silicon thin film transistor | Yoshiaki Watanabe, Katsuo Shirai, Yoshihisa Ogiwara | 1991-10-01 |
| 5047819 | Amorphous-silicon thin film transistor array substrate | Yoshiaki Watanabe | 1991-09-10 |
| 5045485 | Method for producing amorphous silicon thin film transistor array substrate | Yoshiaki Watanabe | 1991-09-03 |
| 5034340 | Amorphous silicon thin film transistor array substrate and method for producing the same | Yoshiaki Watanabe | 1991-07-23 |
| 5034339 | Method for producing amorphous silicon thin film transistor array substrate | Yoshiaki Watanabe | 1991-07-23 |
| 5021850 | Silicon thin film transistor | Yoshiaki Watanabe, Katsuo Shirai, Yoshihisa Ogiwara | 1991-06-04 |
| 5017984 | Amorphous silicon thin film transistor array | Yoshiaki Watanabe | 1991-05-21 |
| 5005056 | Amorphous-silicon thin film transistor array substrate | Noboru Motai, Yoshiaki Watanabe | 1991-04-02 |
| 4979006 | Reverse staggered type silicon thin film transistor | Yoshiaki Watanabe, Katsuo Shirai, Yoshihisa Ogiwara | 1990-12-18 |
| 4960719 | Method for producing amorphous silicon thin film transistor array substrate | Yoshiaki Watanabe | 1990-10-02 |
| 4936658 | Projection type liquid crystal displaying device | Tadahiko Yamaoka, Shingo Takahashi, Tomoaki Takahashi | 1990-06-26 |
| 4892613 | Process for etching light-shielding thin film | Noboru Motai, Yoshiaki Watanabe, Katsuo Shirai, Yaeko Suzuki, Yoshihisa Ogiwara +2 more | 1990-01-09 |
| 4874725 | High-density sintered article of silicon carbid | Mitsuhiko Furukawa, Takashi Kitahira, Kiyohito Misumi | 1989-10-17 |
| 4861142 | Projection type liquid crystal displaying device | Tadahiko Yamaoka, Shingo Takahashi, Tomoaki Takahashi | 1989-08-29 |
| 4796978 | Projection type liquid crystal displaying device | Tadahiko Yamaoka, Shingo Takahashi, Tomoaki Takahashi | 1989-01-10 |
| 4789899 | Liquid crystal matrix display device | Shingo Takahashi, Seiji Sanada, Kazuya Umeyama | 1988-12-06 |