Inventor · Dinslaken, DE

Hans Kramer

8Patents
3h-index
11Co-inventors
54Inventor score

Filing activity: Nov 5, 1980 → Feb 11, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US4442645A Construction panel for double floors in air conditioned rooms Fixed Constructions 9 Expired
US4831969A Process and a device for cleaning inner or outer walls of vertically extending or inverted tubes of heat exchangers Mechanical Engineering; Lighting; Heating 5 Expired
US4768445A Waste incinerator construction Mechanical Engineering; Lighting; Heating 4 Expired
US4840145A Process and a device for cleaning inner or outer walls of vertically extending or inverted tubes of heat exchangers Mechanical Engineering; Lighting; Heating 3 Expired
US10125235B2 Formulated isocyanate-reactive blends including olefin based blowing agent Chemistry; Metallurgy 2 Active
US4734264A Catalytic reactor for the production of methanol, ammonia, synthesis gas and higher alcohols Emerging Cross-Sectional Technologies 2 Expired
US9580539B2 Foam insulation unit Emerging Cross-Sectional Technologies 1 Active
US9649794B2 Container modifications to minimize defects during reactive polyurethane flow Performing Operations; Transporting 0 Active

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