Inventor · Budapest, HU

Istvan Papp

12Patents
8h-index
39Co-inventors
68Inventor score

Filing activity: Jul 21, 1977 → Oct 30, 1991

Most-cited inventions

PatentTitleAreaCited byStatus
US4538677A Helicoidally finned tubes Mechanical Engineering; Lighting; Heating 21 Expired
US4747980A Cooling apparatus Emerging Cross-Sectional Technologies 21 Expired
US4265275A Internal fin tube heat exchanger Mechanical Engineering; Lighting; Heating 20 Expired
US4909309A Air condenser installation Emerging Cross-Sectional Technologies 15 Expired
US5078205A Cooling system for condensing the exhaust steam of steam turbine plants, particularly of power plants Emerging Cross-Sectional Technologies 14 Expired
US4830102A Turbulent heat exchanger Emerging Cross-Sectional Technologies 13 Expired
US4166339A Greenhouse with heating and ventilating means Emerging Cross-Sectional Technologies 8 Expired
US4420950A Plant for utilization of low-potential waste heat of a gas-pipeline compressor station Emerging Cross-Sectional Technologies 8 Expired
US4677307A Process for the realization of cogenerative supply of electricity and heat (cogeneration), particularly in industrial power plants Emerging Cross-Sectional Technologies 7 Expired
US5129456A Dry-operated chimney cooling tower Emerging Cross-Sectional Technologies 5 Expired
US4813237A Apparatus for making up feed water for a power station Mechanical Engineering; Lighting; Heating 5 Expired
US5071566A Process for the separation of solid phase from liquid substance, particularly for waste water purification Chemistry; Metallurgy 4 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.