Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4426572 | Heating apparatus with char detecting and heating control unit | Hajime Tachikawa | 1984-01-17 |
| 4367388 | Cooking heating apparatus | Hajime Tachikawa, Kazuo Kaneko | 1983-01-04 |