Inventor · Elmshorn, DE

Herbert Naumann

9Patents
3h-index
Co-inventors
44Inventor score

Filing activity: Jan 9, 1985 → Nov 30, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US6886512B2 Variable valve-stroke controls Emerging Cross-Sectional Technologies 11 Expired
US7111600B2 Variable valve-stroke controls Emerging Cross-Sectional Technologies 8 Expired
US6973904B2 Variable valve-stroke controls Emerging Cross-Sectional Technologies 3 Expired
US7467609B2 Valve-stroke controls Emerging Cross-Sectional Technologies 2 Expired
US6938596B2 Variable valve-stroke controls Emerging Cross-Sectional Technologies 1 Expired
US4662586A Apparatus for moving aircraft Performing Operations; Transporting 1 Expired
US7628128B2 Guide systems for variable valve controller Emerging Cross-Sectional Technologies 1 Expired
US7891327B2 Valve-stroke controls Emerging Cross-Sectional Technologies 0 Active
US8074615B2 Guide systems for variable valve controller Emerging Cross-Sectional Technologies 0 Active

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