Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7607638 | EGR valve having rest position | Joseph A. Wilson, Michael J. Halsig, John W. Duddles | 2009-10-27 |
| 7594494 | Assembly with non-contacting position sensor | Robert D. Keefover, Michael J. Halsig | 2009-09-29 |
| 7337764 | Pressure balanced bearing | Robert D. Keefover, Michael J. Halsig | 2008-03-04 |
| 7191754 | Position sensor apparatus and method | Robert D. Keefover, Michael J. Halsig | 2007-03-20 |
| 7182063 | Assembly with non-contacting position sensor | Robert D. Keefover, Michael J. Halsig | 2007-02-27 |
| 7174998 | Submerged electric fluid pump | Robert D. Keefover, Michael J. Halsig | 2007-02-13 |
| 6854443 | Assembly for electronic throttle control with non-contacting position sensor | Robert D. Keefover, Michael J. Halsig | 2005-02-15 |
| 6683429 | Electric positional actuator | Robert D. Keefover, Michael J. Halsig, John W. Duddles | 2004-01-27 |
| 6260528 | Method for assembling an intake manifold | Michael J. Halsig, David L. Schumacher, Kevin C. Beach | 2001-07-17 |
| 5992370 | Short runner valve shaft biasing assembly | Michael J. Halsig, David L. Schumacher, Kevin C. Beach | 1999-11-30 |