Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875436 | Waste heat recovery system | Richard C. Cornelison | 1989-10-24 |
| 4869738 | Particulate trap | William R. Alcorn, Wesley P. Bullock, William A. Whittenberger | 1989-09-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875436 | Waste heat recovery system | Richard C. Cornelison | 1989-10-24 |
| 4869738 | Particulate trap | William R. Alcorn, Wesley P. Bullock, William A. Whittenberger | 1989-09-26 |