Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701861 | Cylinder with hybrid bore surface | Timothy A. Hegemier | 1997-12-30 |
| 5618046 | Piston ring assembly | — | 1997-04-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701861 | Cylinder with hybrid bore surface | Timothy A. Hegemier | 1997-12-30 |
| 5618046 | Piston ring assembly | — | 1997-04-08 |