Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5048587 | Portable screen door insert | — | 1991-09-17 |
| 4242793 | Nut guide for installation head | Horton Matthews, Dale H. Goodsmith | 1981-01-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5048587 | Portable screen door insert | — | 1991-09-17 |
| 4242793 | Nut guide for installation head | Horton Matthews, Dale H. Goodsmith | 1981-01-06 |