Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11198160 | Detoxifying device, method of replacing piping section of detoxifying device, and method of cleaning piping of detoxifying device | Takanori Inada, Tetsuo Komai | 2021-12-14 |
| 10978315 | Vacuum evacuation system | Atsushi Shiokawa, Shinichi Sekiguchi, Takashi Kyotani, Tetsuo Komai, Norio Kimura +2 more | 2021-04-13 |