Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 11532184 | Monitoring the operation of a work machine | David R. Wisley, Michael Looney, John Percival | 2022-12-20 | $121,470,000 |
| 5018975 | Educational amusement device which includes a game card, and method for using the game card | — | 1991-05-28 | |
| 4645206 | Unit point scoring system and scoreboard | — | 1987-02-24 | |
| 4294549 | Mixing apparatus | Raymond Thompson, Albert B. Constantine | 1981-10-13 |