Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12228242 | Hydracarbon dozer valve bracket | Kevin A Spangler | 2025-02-18 |
| 11952929 | Hydracarbon dozer valve pivoting multi purpose bracket | Kevin A Spangler | 2024-04-09 |
| 10562057 | Illumination for grease gun nozzles | — | 2020-02-18 |
| 8172712 | Compact power transfer unit for transaxle applications | Peter Jarzyna, Donald F. Schmanski | 2012-05-08 |
| 5950202 | Virtual reality network with selective distribution and updating of data to reduce bandwidth requirements | James Durward, Jonathan Levine, Jerry Prettegiani, Ian T. Tweedie | 1999-09-07 |
| 5659691 | Virtual reality network with selective distribution and updating of data to reduce bandwidth requirements | James Durward, Jonathan Levine, Jerry Prettegiani, Ian T. Tweedie | 1997-08-19 |