Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4509592 | Plate type evaporator | Hiroyuki Sumitomo, Akira Horiguchi, Kenzo Masutani | 1985-04-09 |
| 4458748 | Plate type evaporator | Hiroyuki Sumitomo, Akira Horiguchi, Kenzo Masutani | 1984-07-10 |
| 4371034 | Plate type evaporator | Hiroyuki Sumitomo, Akira Horiguchi, Kenzo Masutani | 1983-02-01 |