Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 8628366 | Aquatic exercise device | — | 2014-01-14 | |
| 5592973 | Pressure capture valve | — | 1997-01-14 | |
| 5123440 | Slide valve | James L. Houston | 1992-06-23 | |
| 4791604 | Sheet random access memory | Richard M. Lienau | 1988-12-13 | |
| 4591320 | Submersible pumping unit | — | 1986-05-27 | |
| 4224124 | Electrostatic coalescing system | — | 1980-09-23 | $2,501,000 |
| 4200516 | Electrostatic coalescing system | — | 1980-04-29 | $1,452,000 |