Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5836118 | Door jamb system with protective stop and jamb cladding | James D. Thornton, Philip A. Wortman | 1998-11-17 |
| 5174065 | Door sweep with face sealing element | — | 1992-12-29 |
| 5123211 | Garage door lite and method of assembling same | David K. Wegner | 1992-06-23 |
| 5016700 | Insulated metal panel garage door | David K. Wegner | 1991-05-21 |
| 4748708 | Spike harrow tooth and method of manufacture | — | 1988-06-07 |