Inventor · disambiguated record
Rudolf Kroll
Also filed as: HEITLAND HERBERT · KROLL RUDOLF
6 granted patents·100 citations·filing 1976–1980
84Inventor score
Files withVOLKSWAGENWERK AG6
Top patents by PatentIndex Score
6 records- 0179US4059095ADevice for utilizing the heat energy of solar radiationVOLKSWAGENWERK AG·Filed 1976·Granted Nov 22, 1977·45 cites·27 claims
- 0247US4326500ASolar radiation collectorVOLKSWAGENWERK AG·Filed 1980·Granted Apr 27, 1982·11 cites·8 claims
- 0347US4143644AApparatus for producing useful heat from solar radiationVOLKSWAGENWERK AG·Filed 1977·Granted Mar 13, 1979·15 cites·12 claims
- 0443US4296732ASolar radiation collectorVOLKSWAGENWERK AG·Filed 1980·Granted Oct 27, 1981·9 cites·4 claims
- 0538US4135492AManifold arrangementVOLKSWAGENWERK AG·Filed 1976·Granted Jan 23, 1979·11 cites·17 claims
- 0635US4190038ASolar heaterVOLKSWAGENWERK AG·Filed 1977·Granted Feb 26, 1980·9 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →