Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7190480 | Method and apparatus for organizing scanned images | Derrill L. Sturgeon, John C. Barker | 2007-03-13 |
| 6466336 | Method and apparatus for organizing scanned images | Derrill L. Sturgeon, John C. Barker | 2002-10-15 |
| 5909991 | Self adjusting plug | Michael P. Manion | 1999-06-08 |
| 5435662 | Method and device for marking paint strips and maintenance covers when resurfacing streets | Michael P. Manion | 1995-07-25 |
| 5195800 | Plate wall trailer | Brian K. Stafford, Gregory Radanovic, Mark Grimm, Roger L. Niebuhr | 1993-03-23 |
| 4818138 | Highway marker | — | 1989-04-04 |
| 4217986 | Inventory restraining device for merchandise display hook | — | 1980-08-19 |