Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10566875 | Hydrokinetic power generator | — | 2020-02-18 |
| 7028445 | Method of constructing a concrete slab | — | 2006-04-18 |
| 6115874 | Roughener for grips and handles | W. M. Landymore | 2000-09-12 |
| RE34620 | Trenching apparatus and methods of forming inground retaining walls | — | 1994-05-31 |
| 5311683 | Propulsion apparatus | — | 1994-05-17 |
| RE34576 | Casting of structural walls | — | 1994-04-05 |
| 5212895 | Retractable excavator cutting tooth apparatus | — | 1993-05-25 |
| 5113609 | Propulsion apparatus | — | 1992-05-19 |
| 4681483 | Casting of structural walls | — | 1987-07-21 |