Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4181581 | Acrylonitrile block-copolymer composition | Hiroshi Iwata, Takeiji Ohtani, Seiichi Arakawa | 1980-01-01 |
SD
Seiji Deguchi
Overall (All Time): #4,103,520 of 4,157,543Top 100%
1
Patents All Time