Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4715334 | Self contained hydraulic bucket lifter | George A. Hillebrand | 1987-12-29 |
| 4688526 | Self-contained hydraulic bucket lifter | George A. Hillebrand | 1987-08-25 |
| 4633827 | Hydraulic lash adjuster with combined reservoir extension and metering system | — | 1987-01-06 |
| 4607599 | Roller follower hydraulic tappet | David P. Clark | 1986-08-26 |
| RE32167 | Acting valve gear | — | 1986-06-03 |
| 4590898 | Hydraulic tappet for direct-acting valve gear | William T. Mihalic | 1986-05-27 |
| 4470381 | Hydraulic tappet for direct-acting valve gear | William T. Mihalic | 1984-09-11 |
| 4373477 | Lash adjuster with plunger retainer | George A. Hillebrand | 1983-02-15 |
| 4367701 | Acting valve gear | — | 1983-01-11 |