Patents per Year
Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 9217407 | Mechanical lifter | Gerald R. Stabel, Carl R. Kangas | 2015-12-22 | $10,959,000 |
| 7614375 | Roller bearing and z-stop for a two-step roller finger follower | Cynthia A. Tawaf, Andrew J. Lipinski, Carl R. Kangas, Albert C. Stone, Eric G. Wilusz +2 more | 2009-11-10 | |
| 7093575 | Pin housing sub-assembly for an hydraulic valve lifter | Carl R. Kangas, Fred C. Schouw, Albert C. Stone | 2006-08-22 | |
| 6976463 | Anti-rotation deactivation valve lifter | Mark J. Spath, Nick J. Hendriksma, David Draeger | 2005-12-20 | |
| 6874234 | Process for forming steel roller bearings | David W. Koetsier, Robert H. Erhardt | 2005-04-05 | $800,000 |