Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6116640 | Apparatus for detecting occupant's posture | Hideyuki Tanaka, Taichi Tanigawa | 2000-09-12 |
| 6027138 | Control method for inflating air bag for an automobile | Hideyuki Tanaka, Taichi Tanigawa | 2000-02-22 |
| 5796890 | Bidirectional optically powered signal transmission apparatus | Nobuhiko Tsuji, Naoki Kaiho | 1998-08-18 |
| 5664035 | Bidirectional optically powered signal transmission apparatus | Nobuhiko Tsuji, Naoki Kaiho | 1997-09-02 |
| 5574592 | Rotatable polygon mirror | Nobuhiko Tsuji, Tetsuya Saito, Tomio Shimizu, Naoki Kaiho | 1996-11-12 |
| 5175780 | Optical fiber switch | Hideyuki Tanaka, Keijirou Nakamura, Hideo Kume, Kiyoshi Tanigawa | 1992-12-29 |
| 4702550 | Optical fiber frequency filter and multiplexer using same | — | 1987-10-27 |
| 4277803 | Automatic product checking system | — | 1981-07-07 |