Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887964 | Image fixing roller and image fixing apparatus using same | — | 1989-12-19 |
TT
Tatsuo Takeuchi
Overall (1989): #52,218 of 140,708Top 40%
1
Patents 1989