DP

Douglas L. Pfeister

📍 New York, NY: #7,895 of 20,192 inventorsTop 40%
🗺 New York: #48,759 of 115,490 inventorsTop 45%
Overall (All Time): #2,049,808 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8719185 Method and system for tracking and budgeting energy usage Margaret M. Carey, Christopher Putnam 2014-05-06
7818270 Method and system for tracking and budgeting energy usage Margaret M. Carey, Christopher Putnam 2010-10-19