Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5273851 | Electrophotographic light-receiving member having surface region with high ratio of Si bonded to C | Tetsuya Takei, Shigeru Shirai, Ryuji Okamura, Yasuyoshi Takai | 1993-12-28 |
| 4885258 | Method for making a thin film transistor using a concentric inlet feeding system | Shunichi Ishihara, Masaaki Hirooka, Junichi Hanna, Isamu Shimizu | 1989-12-05 |