Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11761642 | Air diffuser for localized climate control | Ryan M. Perkinson, Brian J. Graham, Gary A. Minor | 2023-09-19 |
| 11752838 | Variable flow adapters for air diffusers of HVAC systems | Ryan M. Perkinson, Mark J. Costello, Hajo C. M. Siemers | 2023-09-12 |
| 11709510 | Air distribution systems and methods | Jason T. Letterman, David G. Pich, Virginia M. Sivie, Hajo C. M. Siemers | 2023-07-25 |
| 11421897 | Air diffuser for localized climate control | Ryan M. Perkinson, Brian J. Graham, Gary A. Minor | 2022-08-23 |
| 11187431 | Variable flow adapters for air diffusers with damper | Ryan M. Perkinson, Mark J. Costello, Hajo C. M. Siemers | 2021-11-30 |
| 11022989 | Air distribution systems and methods | Jason T. Letterman, David G. Pich, Virginia M. Sivie, Hajo C. M. Siemers | 2021-06-01 |