Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6637157 | Vehicle liftgate power operating system | Douglas Dombrowski, Joseph M. Johnson, Howard W. Kuhlman | 2003-10-28 |
| 6425205 | Vehicle liftgate power operating system | Ian Martin, Douglas Dombrowski, Howard W. Kuhlman | 2002-07-30 |
| 6378392 | Non binding power actuator drive assembly | Douglas Dombrowski, Howard W. Kuhlman, Lloyd Walker Rogers, Jr. | 2002-04-30 |