Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11898469 | Reaction turbine operating on condensing vapors | William F. PURDUM | 2024-02-13 |
| 9255478 | Reaction turbine and hybrid impulse reaction turbine | William Downs, L. Vann Downs | 2016-02-09 |
| 8734325 | Oxygen therapy with ultrasound | Terry N. Williams, Paul Edward Schubert | 2014-05-27 |
| 7118852 | Methods and apparatus for decontaminating fluids | — | 2006-10-10 |
| 6808638 | Methods and apparatus for processing temperature sensitive materials | — | 2004-10-26 |
| 6196965 | Compositions methods and devices for embryo implantation for in vitro fertilization | — | 2001-03-06 |
| 6116042 | Container for transportation of temperature sensitive products | — | 2000-09-12 |
| 5899088 | Phase change system for temperature control | — | 1999-05-04 |