Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12270566 | Selectively closable ventilation opening | Matthew J. Czerwinski, Richard R. Sinur | 2025-04-08 |
| 12241635 | Retractable range hood | Bradley Mergener, Richard R. Sinur, Brian R. Wellnitz, Brent Lillesand, Jason Asmus | 2025-03-04 |
| 12228149 | Flush-mount fan grille | Jared Peterson, Richard R. Sinur | 2025-02-18 |