Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5233148 | Electrical discharge machine with machining gap voltage control | Takuji Magara, Hisashi Yamada | 1993-08-03 |
| 4792682 | Pyroelectric infrared temperature compensated detector | Hisao Takahashi, Tetsuaki Kon | 1988-12-20 |