Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10465380 | Insulation dam for buried ducts and buried duct insulation depth indicator | Craig Marden | 2019-11-05 |
| 10445538 | Array antenna system and algorithm applicable to RFID readers | — | 2019-10-15 |
| 10422458 | Flex duct connection system | Neil Robert Hettler, Katrina Keeley, Weigang Qi, David H. Wolf, Clarke Berdan, II +2 more | 2019-09-24 |