RB

Richard A. Bluestone

📍 Mayfield Heights, OH: #55 of 204 inventorsTop 30%
🗺 Ohio: #18,857 of 73,341 inventorsTop 30%
Overall (All Time): #1,213,645 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
D736367 Retrofit zone damper — 2015-08-11
6481676 Expandable duct hanger — 2002-11-19
6035849 Damper clip extension — 2000-03-14
D409073 Damper clip — 1999-05-04