Patents per Year
Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 12188218 | Sewer cleaning system with water treatment system | Todd Hutchings, Daniel J. Coley | 2025-01-07 | |
| 5836412 | Method of assembling a golf car | Thomas W. Lyles, Daniel C. Allen, Edgar Grigsby, Jr. | 1998-11-17 | $23,774,000 |
| 5570751 | Air intake system for an internal combustion engine | Edgar Grigsby, Jr. | 1996-11-05 | $10,982,000 |
| 5570757 | Engine mounting system for a car | Thomas W. Lyles | 1996-11-05 | $10,982,000 |
| 5556441 | Air filter for internal combustion engine | Edgar Grigsby, Jr. | 1996-09-17 | $14,933,000 |