Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8661816 | Hybrid combustion energy conversion engines | Harry Bruce Crower, Tibor Kiss | 2014-03-04 |
| 7588000 | Free piston pressure spike modulator for any internal combustion engine | Harry Bruce Crower | 2009-09-15 |
| 7347172 | Hydraulic valve actuation system with valve lash adjustment | Scott L. Strickler | 2008-03-25 |
| 6514016 | Stuck tool detector and related method | John A. Williams | 2003-02-04 |
| 6174219 | Method for matching the spool valve lands in a fuel injector | — | 2001-01-16 |
| 5035637 | Engine valve cover gasket with electrical bridge | John A. Serio, James J. Grinsteiner | 1991-07-30 |
| 4922867 | Valve stop mechanism for internal combustion engines | — | 1990-05-08 |
| 4793043 | Fuel pump distribution assembly salvage method | Richard Jones | 1988-12-27 |
| 4738323 | Thrust bearing and cone locking assembly for rock drill bit | — | 1988-04-19 |
| 4711143 | Rock bit assembly method | Jesse J. Loukanis, Raymond L. Tune | 1987-12-08 |
| 4694551 | Method of remanufacturing a rock drill bit | — | 1987-09-22 |