Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6790705 | Manufacturing method for semiconductor apparatus | Junji Oka, Toshiharu Nishi | 2004-09-14 |
| 5214495 | Photointerrupter and manufacturing method thereof | — | 1993-05-25 |
| 5177357 | Transmissive-type photo-interruptor with molded housing and crosstalk shielding | Akifumi Yamaguchi | 1993-01-05 |