Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5396941 | Radial tire with spirally wound band having varied winding pitch | — | 1995-03-14 |
| 4957149 | Pneumatic tire tread with plural overlapping narrow grooves in shoulder | — | 1990-09-18 |
| 4917166 | Pneumatic radial tire having an improved durability in bead section | — | 1990-04-17 |
| 4705091 | Heavy duty pneumatic radial tires | — | 1987-11-10 |
| 4699194 | Pneumatic radial tires for heavy vehicles | — | 1987-10-13 |
| 4688616 | Pneumatic radial tires for heavy vehicles | — | 1987-08-25 |
| 4380927 | Rim mechanism for tire inspection arrangement | Ryoichi Oda | 1983-04-26 |
| 4319622 | Pneumatic tire with improved bead construction | Tsutomu Iseki, Yoshinori Takeyama, Masuhiro Ohira | 1982-03-16 |