Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9325111 | Electrical center and connector assembly system | Bruce Pierik, Steven F. Gawron | 2016-04-26 |
| 9179536 | Printed circuit board assembly and solder validation method | Steven F. Gawron | 2015-11-03 |
| 6615680 | Method of testing switch design to quantify feel | Donald E. Ellison, Richard Ratke | 2003-09-09 |
| 5862899 | Brake-shift interlock | — | 1999-01-26 |
| 5717176 | Sequentially operated membrane switches | — | 1998-02-10 |
| 5264797 | Device for detecting contaminants on conductive surfaces | Alex Meduvsky | 1993-11-23 |
| 5027931 | Brake/shift interlock for an automatic transmission shift control mechanism | Richard Ratke, Donald E. Ellison | 1991-07-02 |