Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4291643 | Developing apparatus in a magnification-variable copier | Shinichi Kamiyama | 1981-09-29 |
YK
Yuochi Kobayashi
Overall (All Time): #4,097,469 of 4,157,543Top 100%
1
Patents All Time