Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11056303 | Relay device | Tsuyoshi Enokida | 2021-07-06 |
| 4444616 | Method for exposure of chemically machinable light-sensitive glass | Toshiharu Yamashita | 1984-04-24 |
| 4390391 | Method of exposure of chemically machineable light-sensitive glass | Toshiharu Yamashita | 1983-06-28 |