Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12061008 | Air diffuser | Mark J. Costello, Ryan M. Perkinson, Ernest Freeman | 2024-08-13 |
| 11709510 | Air distribution systems and methods | Jason T. Letterman, Virginia M. Sivie, Kazim C. Demirhan, Hajo C. M. Siemers | 2023-07-25 |
| 11022989 | Air distribution systems and methods | Jason T. Letterman, Virginia M. Sivie, Kazim C. Demirhan, Hajo C. M. Siemers | 2021-06-01 |
| 10871304 | Air diffuser | Mark J. Costello, Ryan M. Perkinson, Ernest Freeman | 2020-12-22 |