Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7131411 | Adjustable fast bleed lifter | Justin D. Rhoads | 2006-11-07 |
| 4977867 | Self-adjusting variable duration hydraulic lifter | — | 1990-12-18 |
| 4913106 | Variable duration valve lifter improvements | — | 1990-04-03 |
| 4524731 | Hydraulic valve lifter with continuous void | — | 1985-06-25 |
| 4274369 | Stratified cross combustion engine | — | 1981-06-23 |