Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6345413 | Doorstop device and method of use | Tyson C. Hardman | 2002-02-12 |
| 4640434 | Plug for hole sealing | Kenneth D. Johnsen | 1987-02-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6345413 | Doorstop device and method of use | Tyson C. Hardman | 2002-02-12 |
| 4640434 | Plug for hole sealing | Kenneth D. Johnsen | 1987-02-03 |