Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6345768 | Control valve for vessel gas water heater | Atsushi Tanahashi | 2002-02-12 |
| 5384167 | Method for the surface treatment of a metal by atmospheric pressure plasma | Atsushi Nishiwaki, Norihito Ikemiya, Hiroshi Uchiyama, Yasuo Sawada, Kazumi Ogino | 1995-01-24 |