Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5612875 | System for accurately determining the mileage traveled by a vehicle within a state without human intervention | Richard S. Haendel | 1997-03-18 |
| 5359528 | System for accurately determining the mileage traveled by a vehicle within a state without human intervention | Richard S. Haendel | 1994-10-25 |