DJ

D. W. Hearn, Jr.

LP Little Giant Pump: 1 patents #6 of 19Top 35%
📍 Oklahoma City, OK: #470 of 1,463 inventorsTop 35%
🗺 Oklahoma: #4,502 of 12,736 inventorsTop 40%
Overall (All Time): #2,232,527 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6322326 Modular condensate pump assembly Lee W. Davis, David Thomas Springer, James J. Coffey, Jon David Currier 2001-11-27
D414500 Condensate pump Lee W. Davis, David Thomas Springer, James J. Coffey, Jon David Currier 1999-09-28