Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4812525 | Polybutadiene rubber composition | Noboru Oshima, Yoshishige Chikatsu, Tatsuro Hamada, Tatsuo Fujimaki | 1989-03-14 |
TF
Toshiaki Fukuhori
Japan Synthetic Rubber: 1 patents #256 of 558Top 50%
Overall (All Time): #3,923,032 of 4,157,543Top 95%
1
Patents All Time