Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10502450 | Insulated cover for whole-house fan | Robert B. Holland | 2019-12-10 |
| 10428530 | Entangled mesh roof vent with integrated external baffle | Robert B. Holland | 2019-10-01 |
| D842977 | Insulated cover for whole-house fan | Robert B. Holland | 2019-03-12 |