Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862934 | Heavy duty pneumatic tires with composite tread patterns | — | 1989-09-05 |
TY
Tadashi Yamazaki
Overall (1989): #51,980 of 140,708Top 40%
1
Patents 1989