Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10591179 | Flexible register boot for heated and cooled air | Alvin L. Jefferson, David Agee | 2020-03-17 |
| 10436369 | High efficiency take-off fitting | Alvin L. Jefferson, David E. Overdorff, II, Duane Fetko, David Agee | 2019-10-08 |