Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4836257 | Pneumatic radial tire tread for reducing wandering | Mamoru Mamada, Masao Nakamura | 1989-06-06 |
MY
Mitsuhisa Yahagi
Overall (1989): #74,855 of 140,708Top 55%
1
Patents 1989