Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6588155 | Door frame with adjustable gusset system | Blake S. Seymour, Oscar Hughes, Wendell E. Floyd, James R. Linville, David C. Allis | 2003-07-08 |
| 5613324 | Prefabricated door frame | — | 1997-03-25 |