Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4621919 | Metal drum and image holding member using the same | Hiroshi Nitanda, Morikazu Mizutani, Jun Tamai, Toru Okumura | 1986-11-11 |
TY
Taketoshi Yokoyama
Overall (All Time): #4,004,732 of 4,157,543Top 100%
1
Patents All Time