Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12195891 | Visual barrier windscreen, including knitted interlocking chains forming wind passage holes, and associated methods | — | 2025-01-14 |
| 11879189 | Visual barrier windscreen, including knitted interlocking chains forming wind passage holes, and associated methods | — | 2024-01-23 |
| RE36454 | Electrical propulsion systems for a vehicle | Patrick Charles Koehl | 1999-12-21 |
| 5564129 | Safety helmet with attached cable and lock | Alexander Kim, Peter Christensen | 1996-10-15 |
| 5565760 | Electrical propulsion systems for a golf car | Patrick Charles Koehl | 1996-10-15 |
| 5502609 | Electric circuitry for preventing contactor tip contamination in dry switching applications | Sherrill G. Thomas | 1996-03-26 |