Inventor · Portland, OR, US

Hans Walitzki

12Patents
5h-index
4Co-inventors
55Inventor score

Filing activity: Aug 7, 2003 → Jun 9, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US8146369B2 Integrated direct drive starter/generator for turbines Emerging Cross-Sectional Technologies 16 Active
US8220740B2 Motor for driving aircraft, located adjacent to undercarriage wheel Emerging Cross-Sectional Technologies 12 Active
US6979630B2 Method and apparatus for transferring a thin layer of semiconductor material Electricity 11 Expired
US8816192B1 Thin film solar cell Emerging Cross-Sectional Technologies 8 Active
US9233752B2 Drive system with harmonic drive for self-propelled aircraft wheel Emerging Cross-Sectional Technologies 6 Active
US7589348B2 Thermal tunneling gap diode with integrated spacers and vacuum seal Electricity 5 Expired
US7928630B2 Monolithic thermionic converter Electricity 3 Active
US8258672B2 Composite structure gap-diode thermopower generator or heat pump Electricity 2 Active
US8505308B2 Integrated direct drive starter/generator for turbines Emerging Cross-Sectional Technologies 2 Active
US8820675B2 Motor for driving aircraft, located adjacent to undercarriage wheel Emerging Cross-Sectional Technologies 1 Active
US8541678B2 Thermionic/thermotunneling thermo-electrical converter Electricity 1 Active
US9688393B2 Aircraft auxiliary drive wheel taxi system Emerging Cross-Sectional Technologies 0 Active

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