Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11963921 | Convertible walker | Leo Harden, Russell J. Harden, Floyd Hicks | 2024-04-23 |
| 11633322 | Convertible wheelchair | Leo Harden, Russell J. Harden, Floyd Hicks | 2023-04-25 |
| 8990975 | User assistance apparatus and methods | Russell J. Harden | 2015-03-31 |
| 6431572 | Wheelchair safety lock | Russell J. Harden | 2002-08-13 |
| 6212864 | Narrow row cotton harvester | Russell J. Harden, Floyd Hicks, Billy Paul Brown, Timothy A. Deutsch, Richard Lee Forest | 2001-04-10 |
| 5613635 | Self-aligning row crop spraying device | Russell J. Harden | 1997-03-25 |
| 5398770 | Cultivator | — | 1995-03-21 |
| 5390745 | Cultivator with sweep and sifting assemblies | — | 1995-02-21 |
| 4595140 | Boom mounting and control assembly | Russell J. Harden | 1986-06-17 |
| 4524837 | Soil conditioning and bed preparation apparatus | — | 1985-06-25 |
| 4439948 | Agricultural spraying apparatus and method | William P. Brown | 1984-04-03 |
| 4187916 | Soil conditioning and seed bed preparing apparatus | William P. Brown | 1980-02-12 |