Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6632168 | Magnetic therapeutic device and method of use | Donald L. Roberts, Larry R. Haase | 2003-10-14 |
| 6600417 | Graffiti detection system and method of using the same | George H. Lerg, Donald L. Roberts, Randy Johnson | 2003-07-29 |