Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879656 | Engine control system with adaptive air charge control | Roger K. Feller | 1989-11-07 |
JQ
John H. Quigley
Overall (1989): #93,382 of 140,708Top 70%
1
Patents 1989