Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8858892 | Liquid treatment system | Robert Allen Janssen, John Glen Ahles, Thomas David Ehlert, John Gavin MacDonald, Earl C. McCraw, Jr. +3 more | 2014-10-14 |
| 8783941 | Method of ultrasonically treating a substance | Thomas David Ehlert, Patrick Sean McNichols | 2014-07-22 |
| 8616759 | Ultrasonic treatment system | Thomas David Ehlert, Patrick Sean McNichols | 2013-12-31 |
| 7178554 | Ultrasonically controlled valve | James Jay Tanner, Thomas David Ehlert | 2007-02-20 |
| 5773120 | Loop material for hook-and-loop fastening system | Ganesh Deka, David W. Richards | 1998-06-30 |