SD

Stan Demster

AI Airfixture: 1 patents #8 of 13Top 65%
Overall (All Time): #3,251,355 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7950988 Variable volume floor diffuser with attachment means Andrew Helgeson, Michael J. McQueeny, Jr., Jeffery Otte, James A. Reese 2011-05-31