Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851879 | Transfer device in electrophotographic copying machine | Yukihisa Imaue, Kyoichi Takada | 1989-07-25 |
MA
Masato Asanuma
Overall (1989): #82,338 of 140,708Top 60%
1
Patents 1989