Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9290092 | Chain drive power take off for hydraulic pump | Gregory W. Kempf, Chi Teck Lee, Greg B. Witczak | 2016-03-22 |
| 6729741 | Light fittings | — | 2004-05-04 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9290092 | Chain drive power take off for hydraulic pump | Gregory W. Kempf, Chi Teck Lee, Greg B. Witczak | 2016-03-22 |
| 6729741 | Light fittings | — | 2004-05-04 |