Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864356 | Exposure device for image recording apparatus | Yuji Asano, Masashi Ueda, Shunichi Higashiyama, Kiyoharu Hayakawa, Yumio Matsumoto +3 more | 1989-09-05 |
TS
Toshio Sakai
Overall (1989): #48,242 of 140,708Top 35%
1
Patents 1989