Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7704067 | Method and mold for making non-metallic fiber reinforced parts | Gary R. Wittman | 2010-04-27 |
| 7186058 | Stormwater detention system and method | James C. Schluter, Vaikko P. Allen, II, Daniel P. Cobb | 2007-03-06 |
| 6033612 | Method for making a non-metallic, fiber reinforced wheel | Gary R. Wittman | 2000-03-07 |
| 5942068 | Method for making a non-metallic fiber reinforced wheel | Gary R. Wittman | 1999-08-24 |
| 5759415 | Method and apparatus for separating floating and non-floating particulate from rainwater drainage | — | 1998-06-02 |
| 5429368 | Portable practice putting device | — | 1995-07-04 |
| 5419665 | Non-metallic nut ring | Gary R. Wittman | 1995-05-30 |
| 5219232 | Floating bushing roller bearing | Gary R. Wittman | 1993-06-15 |
| 5129148 | Method for making a non-metallic, fiber reinforced rod end bearing assembly | Gary R. Wittman | 1992-07-14 |
| 5080137 | Vortex flow regulators for storm sewer catch basins | — | 1992-01-14 |
| 4778637 | Method of forming a composite fastener | Gary R. Wittman | 1988-10-18 |
| 4717302 | Composite fastener | Gary R. Wittman | 1988-01-05 |