Inventor · Palo Alto, CA, US

John Hegeman

9Patents
2h-index
10Co-inventors
44Inventor score

Filing activity: Oct 14, 1999 → Apr 15, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US8738698B2 Using polling results as discrete metrics for content quality prediction model Physics 3 Active
US10565598B2 Sponsored advertisement ranking and pricing in a social networking system Physics 2 Active
US6123853A Method for treating waste water used in alkali metal hydroxide manufacturing processes Emerging Cross-Sectional Technologies 2 Expired
US6200455A Method for reducing the plating of nickel on vessels, piping and cells in an alkali metal hydroxide manufacturing process Chemistry; Metallurgy 1 Expired
US6080299A Method for removal of nickel and iron from alkali metal hydroxide manufacturing process requiring the use of sodium borohydride Chemistry; Metallurgy 1 Expired
US10572906B2 Unified auction model for suggesting recommendation units and ad units Physics 1 Active
US10607250B2 Advertisement selection and pricing using discounts based on placement Physics 0 Active
US9582812B2 Using polling results as discrete metrics for content quality prediction model Physics 0 Active
US6123826A Method for removal of nickel and iron from alkali metal hydroxide streams without requiring the use of sodium borohydride Chemistry; Metallurgy 0 Expired

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