Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4802439 | Pressure applying mechanism for fixing rollers of a copying apparatus | Masaru Tsuji, Shoichiro Yoshiura | 1989-02-07 |
YS
Yuji Sugimoto
Overall (1989): #39,318 of 140,708Top 30%
1
Patents 1989