Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7331852 | Method and apparatus for sampling and controlling ventilation airflow into a structure | George D. Ezell | 2008-02-19 |
| 6609330 | Method and apparatus for controlling fire ants | — | 2003-08-26 |
| 5810245 | Method and apparatus for controlling air flow in a structure | George D. Ezell | 1998-09-22 |
| 5681993 | Method and apparatus for measuring grip force | — | 1997-10-28 |
| 5632115 | Method and apparatus for controlling fire ants | — | 1997-05-27 |
| 5452263 | Method and apparatus for detecting location of a subterranean pipe | — | 1995-09-19 |
| 5449112 | Method and apparatus for monitoring and controlling air handling systems | George D. Ezell | 1995-09-12 |
| 5269335 | Automatic pulsing valve | — | 1993-12-14 |
| 5036497 | Method and apparatus for detecting location of a subterranean pipe | — | 1991-07-30 |