Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8302351 | Vibration damper | Yoshinari Kawai, Manabu Hattori, Eiji Koutani | 2012-11-06 |
| 4669549 | Rake device for rotary cultivators | Keiichi Sanpei, Yoshitaka Satoh | 1987-06-02 |
YO
Yoshimitsu Ohashi
Fukuvi Chemical Industry Co.: 1 patents #10 of 48Top 25%
Sumitomo Rubber Industries: 1 patents #1,096 of 1,637Top 70%
Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #2,098,323 of 4,157,543Top 55%
2
Patents All Time