Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11224587 | Liquid carbon dioxide botanical extraction system | Jon R. Turner, Jon Wikstrom | 2022-01-18 |
| 10568864 | Liquid carbon dioxide botanical extraction system | Jon R. Turner, Jon Wikstrom | 2020-02-25 |
| 10265295 | Liquid carbon dioxide botanical extraction system | Jon R. Turner, Jon Wikstrom | 2019-04-23 |
| 6569210 | Gas jet removal of particulated soil from fabric | Sidney C. Chao, Edna M. Purer | 2003-05-27 |
| 6346126 | Acoustic-energy-assisted removal of soil from fabric in a gaseous environment | Sidney C. Chao | 2002-02-12 |
| 6264753 | Liquid carbon dioxide cleaning using agitation enhancements at low temperature | Sidney C. Chao, Edna M. Purer | 2001-07-24 |
| 6136158 | NO.sub.x reduction method in corona discharge pollutant destruction apparatus | John H. S. Wang, Weldon S. Williamson, Edward J. Palen | 2000-10-24 |
| 6117190 | Removing soil from fabric using an ionized flow of pressurized gas | Sidney C. Chao, Edna M. Purer | 2000-09-12 |
| 5996155 | Process for cleaning, disinfecting, and sterilizing materials using the combination of dense phase gas and ultraviolet radiation | Sidney C. Chao, Robert Beach, Edna M. Purer | 1999-12-07 |
| 5970706 | Automatic control method for corona discharge pollutant destruction | Weldon S. Williamson, Franklin A. Dolezal, John H. S. Wang | 1999-10-26 |
| 5927069 | Multi-electrode corona discharge pollutant destruction apparatus | John H. S. Wang, Weldon S. Williamson, Franklin A. Dolezal | 1999-07-27 |
| 5858107 | Liquid carbon dioxide cleaning using jet edge sonic whistles at low temperature | Sidney C. Chao, Edna M. Purer | 1999-01-12 |
| 5827407 | Indoor air pollutant destruction apparatus and method using corona discharge | John H. S. Wang, Weldon S. Williamson | 1998-10-27 |
| 5822981 | Automatic control system and method for corona discharge pollutant destruction apparatus | Weldon S. Williamson, Franklin A. Dolezal, John H. S. Wang | 1998-10-20 |
| 5807466 | Fuel injection system and method for treatment of NO.sub.x in a corona discharge pollutant destruction apparatus | John H. S. Wang, Weldon S. Williamson, Edward J. Palen | 1998-09-15 |
| 5753087 | Multi-electrode corona discharge pollutant destruction apparatus and method | John H. S. Wang, Weldon S. Williamson, Franklin A. Dolezal | 1998-05-19 |
| 5330720 | System for detecting fugitive emissions | John Kert | 1994-07-19 |
| 5252828 | Mobile exhaust tracking system | John Kert | 1993-10-12 |