EL

Erwin L. Long

📍 Anchorage, AK: #100 of 588 inventorsTop 20%
🗺 Alaska: #188 of 1,355 inventorsTop 15%
Overall (All Time): #1,656,952 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5238053 Method of and system for warming road surface — 1993-08-24
5190098 Thermosyphon with evaporator having rising and falling sections — 1993-03-02
5172587 Pile load testing device — 1992-12-22