DD

Donald Leonard DeVack

PT Praxair Technology: 1 patents #33 of 131Top 30%
📍 Norwalk, CT: #17 of 54 inventorsTop 35%
🗺 Connecticut: #773 of 2,845 inventorsTop 30%
Overall (2003): #235,270 of 273,478Top 90%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6622496 External loop nonfreezing heat exchanger Alan Cheng 2003-09-23