Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4363957 | Heating apparatus with char detecting and heating controller | Hajime Tachikawa, Kenjiro Yokoyama | 1982-12-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4363957 | Heating apparatus with char detecting and heating controller | Hajime Tachikawa, Kenjiro Yokoyama | 1982-12-14 |