Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6149073 | Ceramic plunger for internal combustion engine high pressure fuel system | J. Victor Perr, David M. Rix, Joseph C. Bentz, Thomas M. Yonushonis, Malcolm G. Naylor +2 more | 2000-11-21 |
| 5899383 | Ceramic fuel injector timing plunger | J. Victor Perr, David M. Rix, Joseph C. Bentz, Thomas M. Yonushonis, Malcolm G. Naylor +2 more | 1999-05-04 |
| 5894991 | Unit injector with hard stop timing plunger | Steven D. Edwards, Dan Vetters, George L. Muntean, Ray J. Amlung, Jeffrey L. Campbell | 1999-04-20 |