Inventor · Woolwich, ME, US

David Japikse

24Patents
6h-index
12Co-inventors
66Inventor score

Filing activity: Mar 11, 1993 → Dec 20, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5730580A Turbomachines having rogue vanes Mechanical Engineering; Lighting; Heating 32 Expired
US7025557B2 Secondary flow control system Emerging Cross-Sectional Technologies 28 Expired
US6699008B2 Flow stabilizing device Emerging Cross-Sectional Technologies 25 Expired
US5368440A Radial turbo machine Mechanical Engineering; Lighting; Heating 17 Expired
US8506237B2 Radial-flow turbomachines having performance-enhancing features Mechanical Engineering; Lighting; Heating 10 Active
US9083212B2 Overhung turbine and generator system with turbine cartridge Emerging Cross-Sectional Technologies 6 Active
US8926276B2 Structures and methods for forcing coupling of flow fields of adjacent bladed elements of turbomachines, and turbomachines incorporating the same Emerging Cross-Sectional Technologies 6 Active
US7640745B2 High-pressure fluid compression system utilizing cascading effluent energy recovery Chemistry; Metallurgy 6 Active
US9551225B2 Structures and methods for forcing coupling of flow fields of adjacent bladed elements of turbomachines, and turbomachines incorporating the same Emerging Cross-Sectional Technologies 4 Active
US9970456B2 Flow control structures for turbomachines and methods of designing the same Physics 3 Active
US8100631B2 Fluid-type absorption dynamometer having an enhanced power range Mechanical Engineering; Lighting; Heating 3 Active
US10774842B2 Biased passages for turbomachinery Mechanical Engineering; Lighting; Heating 2 Active
US11085460B2 Flow control structures for turbomachines and methods of designing the same Physics 2 Active
US9845810B2 Flow control structures for turbomachines and methods of designing the same Physics 2 Active
US11828188B2 Flow control structures for enhanced performance and turbomachines incorporating the same Mechanical Engineering; Lighting; Heating 1 Active
US12196223B2 Biased passages for turbomachinery Mechanical Engineering; Lighting; Heating 0 Active
US12305523B2 Flow control structures for enhanced performance and turbomachines incorporating the same Mechanical Engineering; Lighting; Heating 0 Active
US11852165B2 Biased passages for turbomachinery Mechanical Engineering; Lighting; Heating 0 Active
US10715008B2 ORC turbine and generator, and method of making a turbine Emerging Cross-Sectional Technologies 0 Active
US9465530B2 Methods, systems, and devices for designing and manufacturing flank millable components Emerging Cross-Sectional Technologies 0 Active
US10069378B2 ORC turbine and generator, and method of making a turbine Emerging Cross-Sectional Technologies 0 Active
US10590951B2 Structures and methods for forcing coupling of flow fields of adjacent bladed elements of turbomachines, and turbomachines incorporating the same Emerging Cross-Sectional Technologies 0 Active
US9938833B2 Methods, systems, and devices for designing and manufacturing flank millable components Emerging Cross-Sectional Technologies 0 Active
US11522413B2 ORC turbine and generator, and method of making a turbine Emerging Cross-Sectional Technologies 0 Active

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