Inventor · disambiguated record
Leopold A. Hein
Also filed as: HEIN LEOPOLD A
7 granted patents·323 citations·filing 1975–1986
89Inventor score
Top patents by PatentIndex Score
7 records- 0195US4309146AAmplified wind turbine apparatusNASA·Filed 1980·Granted Jan 5, 1982·96 cites·4 claims
- 0290US4410189AResilient seal ring assembly with spring means applying force to wedge memberNASA·Filed 1982·Granted Oct 18, 1983·48 cites·7 claims
- 0384US4105261ASpherical bearingNASA·Filed 1976·Granted Aug 8, 1978·33 cites·6 claims
- 0480US4655482ATube coupling deviceNASA·Filed 1986·Granted Apr 7, 1987·57 cites·26 claims
- 0577US4139286AApparatus for concentrating solar energyHEIN LEOPOLD A·Filed 1976·Granted Feb 13, 1979·43 cites·6 claims
- 0675US4018212ASolar heating and cooking apparatusHEIN LEOPOLD A·Filed 1976·Granted Apr 19, 1977·39 cites·19 claims
- 0736US3987630AMechanical thermal motorNASA·Filed 1975·Granted Oct 26, 1976·7 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →