Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6619613 | Gas flow rate controller and gas appliance using the same | Yoshio Akamatsu, Naoto Naganuma, Mitsumasa Matsumura, Hiroyuki Senda, Mitsuo Yokohata +3 more | 2003-09-16 |
| 4901705 | Gas combustion apparatus | Manabu Takata, Junzo Tanaka, Yoshiharu Shimada | 1990-02-20 |
| 4627409 | Cooking appliance of hot air circulation type | — | 1986-12-09 |