Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854417 | Exhaust muffler for an internal combustion engine | Naomoto Uesugi, Hideo Takahashi | 1989-08-08 |
TI
Tetsuro Ikeno
Overall (1989): #51,723 of 140,708Top 40%
1
Patents 1989