Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5651345 | Direct operated check HEUI injector | Charles R. Miller, Scott F. Shafer | 1997-07-29 |
| 5603512 | Side and gap sealed oil ring | Keith E. Lawrence, Tsu Pin Shyu, Ross Paul Wietharn | 1997-02-18 |