Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4987156 | Shock-absorbing polyurethane foam and production process thereof | Sigeru Tozune, Ryuichi Komori, Masashi Ishii, Yoshio Sakaguchi, Tetsuya Oda | 1991-01-22 |
SY
Shizuo Yamazaki
Achilles: 1 patents #13 of 47Top 30%
Overall (All Time): #3,868,394 of 4,157,543Top 95%
1
Patents All Time