DM

David I. McCahill

📍 Berkvam Road, PA: #34 of 152 inventorsTop 25%
🗺 Pennsylvania: #19,182 of 74,527 inventorsTop 30%
Overall (All Time): #1,235,195 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8286438 System and method for controlling a refrigeration desuperheater 2012-10-16
5465588 Multi-function self-contained heat pump system with microprocessor control Gary E. Valli 1995-11-14
4856578 Multi-function self-contained heat pump system 1989-08-15
4291376 Digital energy monitor 1981-09-22