Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4515557 | Kerosene combustion apparatus | Hideo Nishikawa, Koichi Sakai, Fumihiko Kitada | 1985-05-07 |
| D276546 | Stove | Hiroichi Sakai, Fumihiko Kitada, Hideharu Kimura | 1984-11-27 |
| D276548 | Stove | Hiroichi Sakai, Fumihiko Kitada, Hideharu Kimura | 1984-11-27 |