Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4807571 | Exhaust timing control apparatus | Hitoshi Yamamoto, Tsugio Ikeda, Kouji Okazaki | 1989-02-28 |
TT
Takumi Tottori
Overall (1989): #52,144 of 140,708Top 40%
1
Patents 1989