Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5615106 | Control device | Akihiro Ishiwata, Eiji Miyamura | 1997-03-25 |
| 4614493 | Heat radiation-type oil burner | Kazuharu Nakamura | 1986-09-30 |
| 4588371 | Safety device for pot-type oil burner | Kazuharu Nakamura, Motoki Matsumoto, Osamu Niha | 1986-05-13 |
| 4545758 | Pot-type oil burner | Kazuharu Nakamura, Motoki Matsumoto, Yoshimasa Tsuboi | 1985-10-08 |
| 4543057 | Pot-type oil burner | Kazuharu Nakamura, Motoki Matsumoto | 1985-09-24 |