Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4440147 | Room-heating stove with a retractable fire-prevention spacer | Kazunori Amano, Bunji Aizawa, Yoichi Sekikawa | 1984-04-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4440147 | Room-heating stove with a retractable fire-prevention spacer | Kazunori Amano, Bunji Aizawa, Yoichi Sekikawa | 1984-04-03 |