Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D545934 | Martial art training mat | Richard O. Hardy, Jr. | 2007-07-03 |
| 6012261 | Method of installing wall-to-wall carpet | — | 2000-01-11 |
| 4622638 | Ionization probe output interface circuit | Robert L. Anderson | 1986-11-11 |
| 4515132 | Ionization probe interface circuit with high bias voltage source | Robert L. Anderson | 1985-05-07 |