RH

Robert B. Holland

AV Air Vent: 1 patents #1 of 3Top 35%
📍 Rowlett, TX: #11 of 34 inventorsTop 35%
🗺 Texas: #5,748 of 16,780 inventorsTop 35%
Overall (2021): #284,657 of 548,734Top 55%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D908860 Insulated cover for whole-house fan Grayson M. Griffin 2021-01-26