Inventor · Königstein, DE

Rolf Graf

26Patents
6h-index
35Co-inventors
69Inventor score

Filing activity: Oct 10, 1975 → Jan 18, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US11785938B2 Perfusion loop assembly for an ex-vivo liver perfusion and a liver chamber assembly Human Necessities 22 Active
US4065271A Process of separating hydrogen fluoride from gases Performing Operations; Transporting 14 Expired
US4670237A Process of removing pollutants from exhaust gases Performing Operations; Transporting 13 Expired
US4996836A Combined gas and steam turbine process Mechanical Engineering; Lighting; Heating 12 Expired
US4810478A Process of removing pollutants from flue gas Mechanical Engineering; Lighting; Heating 10 Expired
US7886720B2 Method for operating a fuel pump Mechanical Engineering; Lighting; Heating 6 Active
US7808784B2 Flange for sealing an opening of a fuel container of a motor vehicle Performing Operations; Transporting 5 Active
US9127611B2 Method for monitoring an electromotively driven fuel pump and fuel feed unit having a fuel pump Mechanical Engineering; Lighting; Heating 3 Active
US4917869A Lime hydrating plant and process of lime hydrating as well as flue gas desulfurization plant with such a lime hydrating plant and process of flue gas desulfurization Chemistry; Metallurgy 3 Expired
US8434768B2 Stud-holding device for studs having large flange heads Emerging Cross-Sectional Technologies 2 Active
US9579600B2 Method of and apparatus for combusting sulfurous fuel in a circulating fluidized bed boiler Mechanical Engineering; Lighting; Heating 1 Active
US10876526B2 Method and device for operating a speed-controlled fluid pump Mechanical Engineering; Lighting; Heating 1 Active
US9533257B2 Method of and a scrubber for removing pollutant compounds from a gas stream Performing Operations; Transporting 1 Active
US10742144B2 Apparatus and method for controlling a fluid pump for a motor vehicle Mechanical Engineering; Lighting; Heating 0 Active
US9049775B2 Housing for an electric circuit for a fuel pump Electricity 0 Active
US8435755B2 Method for assaying sepsis in humans Physics 0 Active
US10563608B2 Delivery device for delivering a medium and for limiting a system pressure Mechanical Engineering; Lighting; Heating 0 Active
US9737952B2 Joining method and joining appliance Performing Operations; Transporting 0 Active
US11215151B2 Emergency operation method for actuating a fuel pump Mechanical Engineering; Lighting; Heating 0 Active
US10132264B2 Method for controlling an electric motor of a vehicle pump Electricity 0 Active
US10415521B2 Delivery device for delivering and heating a medium Emerging Cross-Sectional Technologies 0 Active
US9307668B2 Housing for an electric circuit for a fuel pump Electricity 0 Active
US9857381B2 Method for assaying sepsis in humans Physics 0 Active
US12225900B2 Perfusion loop assembly for an ex-vivo liver perfusion and a method for ex-vivo liver perfusion Human Necessities 0 Active
US10443534B2 Method and device for operating a fuel pump Mechanical Engineering; Lighting; Heating 0 Active

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