Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820751 | Rubber composition for tires | Michitaka Takeshita, Uchu Mukai | 1989-04-11 |
TS
Toshio Sugawara
Overall (1989): #48,101 of 140,708Top 35%
1
Patents 1989