Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6338387 | Downward energized motion jars | David E. Mouton | 2002-01-15 |
| 5535715 | Geared reciprocating piston engine with spherical rotary valve | — | 1996-07-16 |
| D325021 | Amphibious aircraft | — | 1992-03-31 |
| 4998844 | Wave actuated coastal erosion reversal system for shorelines | Robert Grush, Dolores B. Alton | 1991-03-12 |
| 4896996 | Wave actuated coastal erosion reversal system for shorelines | Robert Grush, Dolores B. Alton | 1990-01-30 |
| 4341373 | Hydraulic well derrick with cable lifts | — | 1982-07-27 |
| 4219303 | Submarine turbine power plant | David F. Thompson | 1980-08-26 |