Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4829960 | Engine idle control system for internal combustion engine | Yasuo Seimiya | 1989-05-16 |
HY
Haruo Yuzawa
Overall (1989): #107,342 of 140,708Top 80%
1
Patents 1989