Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873428 | Image processing apparatus using conversion means | Akihiko Takeuchi | 1989-10-10 |
YT
Yoji Tomoyuki
Overall (1989): #40,105 of 140,708Top 30%
1
Patents 1989