Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4634626 | Corrosion-preventing structure | Katsuhiko Kashiwagi, Hideo Goto, Susumu Inoue | 1987-01-06 |
| 4545316 | Marine fenders | Shinichi Kajigaya | 1985-10-08 |
IY
Ikutoshi Yamaguchi
Bridgestone Tire Company Limited: 1 patents #196 of 438Top 45%
Overall (All Time): #2,340,156 of 4,157,543Top 60%
2
Patents All Time