Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9110493 | Clutch brake warning indicator | Steven Karl Jahns, Ingemar Melander, Per Olof Henriksson | 2015-08-18 |
| 6283483 | Electronicallly controlled ackerman steering | Stephen D. Johnson | 2001-09-04 |