Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4605034 | Gas flow control system for an anesthesia apparatus | — | 1986-08-12 |
| 4418723 | Flow restrictor | Tsuyoshi Koni | 1983-12-06 |
| 4345612 | Anesthetic gas control apparatus | Tuyoshi Koni, Akira Tsuzuki | 1982-08-24 |
| 4237925 | Anesthesia apparatus | — | 1980-12-09 |