Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11752838 | Variable flow adapters for air diffusers of HVAC systems | Ryan M. Perkinson, Kazim C. Demirhan, Mark J. Costello | 2023-09-12 |
| 11709510 | Air distribution systems and methods | Jason T. Letterman, David G. Pich, Virginia M. Sivie, Kazim C. Demirhan | 2023-07-25 |
| 11187431 | Variable flow adapters for air diffusers with damper | Ryan M. Perkinson, Kazim C. Demirhan, Mark J. Costello | 2021-11-30 |
| 11022989 | Air distribution systems and methods | Jason T. Letterman, David G. Pich, Virginia M. Sivie, Kazim C. Demirhan | 2021-06-01 |