Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6966291 | Latch timing mechanism for a two-step roller finger cam follower | Thomas H. Fischer, Andrew J. Lipinski, Timothy W. Kunz | 2005-11-22 |
| 6814040 | Deactivation roller hydraulic valve lifter | Mark J. Spath | 2004-11-09 |
| 6799543 | Valve deactivation system with free motion spring | Jongmin Lee, Kenneth J. Dauer | 2004-10-05 |
| 6755167 | Two-step roller finger cam follower having spool-shaped low-lift roller | John J. Krieg, Timothy W. Kunz, Wayne S. Harris, James A. Niemeier, Jongmin Lee +2 more | 2004-06-29 |
| 6745733 | Actuating system for mode-switching rocker arm device | — | 2004-06-08 |
| 6691657 | Two-step finger follower rocker arm | Wayne S. Harris, Timothy W. Kunz, Joseph F. Girtler | 2004-02-17 |
| 6668776 | Deactivation roller hydraulic valve lifter | Mark J. Spath | 2003-12-30 |
| 6668779 | Two-step finger follower rocker arm assembly | Andrew J. Lipinski, Hermes A. Fernandez | 2003-12-30 |
| 6640759 | Two-step finger follower rocker arm | — | 2003-11-04 |
| 6615782 | Two-step finger follower rocker arm | Wayne S. Harris, Timothy W. Kunz, Joseph F. Girtler | 2003-09-09 |
| 6604498 | Actuation mechanism for mode-switching roller finger follower | Hermes A. Fernandez, Ryan D. Fogarty, Jongmin Lee, Wayne S. Harris, Michael E. McCarroll | 2003-08-12 |
| 6591798 | Variable valve actuation assembly for an internal combustion engine | James Neimeier, Timothy W. Kunz | 2003-07-15 |
| 6513470 | Deactivation hydraulic valve lifter | Mark J. Spath | 2003-02-04 |
| 6499451 | Control system for variable activation of intake valves in an internal combustion engine | Wayne S. Harris | 2002-12-31 |
| 6481400 | Valve deactivation assembly with partial journal bearings | Randal L. Bogucki | 2002-11-19 |
| 6463897 | Mechanical assist actuation bracket for deactivation and two-step roller finger followers | Hermes A. Fernandez, Ryan D. Fogarty, Jongmin Lee, Wayne S. Harris | 2002-10-15 |
| 6439179 | Deactivation and two-step roller finger follower having a bracket and lost motion spring | Jongmin Lee | 2002-08-27 |
| 6325030 | Roller finger follower for valve deactivation | Mark J. Spath, Hermes A. Fernandez | 2001-12-04 |
| 6321705 | Roller finger follower for valve deactivation | Hermes A. Fernandez, Jongmin Lee, Mark J. Spath | 2001-11-27 |
| 6302075 | Roller finger follower shaft retention apparatus | John J. Krieg, John Joseph Burns | 2001-10-16 |
| 6039017 | Hydraulic lash adjuster with lash | — | 2000-03-21 |