Inventor · disambiguated record
Erwin L. Long
Also filed as: LONG ERWIN L
4 granted patents·88 citations·filing 1975–1992
79Inventor score
Top patents by PatentIndex Score
4 records- 0163US4067198AMethod and structural support for increasing load carrying capacity in permafrostLONG ERWIN L·Filed 1975·Granted Jan 10, 1978·21 cites·12 claims
- 0260US5172587APile load testing deviceARCTIC FOUNDATIONS INC·Filed 1991·Granted Dec 22, 1992·29 cites·19 claims
- 0356US5190098AThermosyphon with evaporator having rising and falling sectionsLONG ERWIN L·Filed 1992·Granted Mar 2, 1993·26 cites·7 claims
- 0442US5238053AMethod of and system for warming road surfaceLONG ERWIN L·Filed 1992·Granted Aug 24, 1993·12 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →