Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4805579 | Method of controlling fuel supply during acceleration of an internal combustion engine | Kazushige Toshimitsu, Hisashi Igarashi | 1989-02-21 |
TU
Tadashi Umeda
Overall (1989): #52,084 of 140,708Top 40%
1
Patents 1989