Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4783041 | Mold for molding optical disc | Toshiaki Sakaida, Yoshihiko Yuzawa, Fumio Kagawa | 1988-11-08 |
FI
Fumio Iriko
Showa Denko: 1 patents #231 of 593Top 40%
Overall (All Time): #3,962,418 of 4,157,543Top 100%
1
Patents All Time