Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5232987 | Rubber compositions | Mitsuhiko Sakakibara, Fumio Tsutsumi, Makoto Kondo | 1993-08-03 |
| 5034465 | Rubber compositions | Iwakazu Hattori | 1991-07-23 |
YY
Yoshiro Yagi
Japan Synthetic Rubber: 2 patents #169 of 558Top 35%
Overall (All Time): #2,303,566 of 4,157,543Top 60%
2
Patents All Time