Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8205511 | Air-sampling device and method of use | Teh-Hsun B. Chen, Gregory Feather, Jyoti Keswani | 2012-06-26 |
| 7509702 | Barricade system and barricade bracket for use therein | Douglas Cantis, Eugene Anthony McKenzie, Jr., Thomas Gordon Bobick | 2009-03-31 |
| 7370543 | Air-sampling device and method of use | Teh-Hsun B. Chen, Gregory Feather, Jvoti Keswani | 2008-05-13 |