Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE33770 | Heat-fixing apparatus | Keitaro Yamashita | 1991-12-17 |
| 4949130 | Heat-fixing apparatus | — | 1990-08-14 |
| 4814819 | Heat-fixing apparatus | Keitaro Yamashita | 1989-03-21 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE33770 | Heat-fixing apparatus | Keitaro Yamashita | 1991-12-17 |
| 4949130 | Heat-fixing apparatus | — | 1990-08-14 |
| 4814819 | Heat-fixing apparatus | Keitaro Yamashita | 1989-03-21 |