Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4375331 | Slit exposure device with white reflecting member | Yoshikuni Tohyama | 1983-03-01 |
AK
Akihiko Katsura
Overall (All Time): #4,049,167 of 4,157,543Top 100%
1
Patents All Time