Inventor · Palo Alto, CA, US

David Ku

29Patents
11h-index
34Co-inventors
71Inventor score

Filing activity: Apr 5, 2004 → Jul 24, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7599950B2 Systems and methods for collecting user annotations Emerging Cross-Sectional Technologies 87 Expired
US8086605B2 Search engine with augmented relevance ranking by community participation Emerging Cross-Sectional Technologies 73 Active
US7647306B2 Using community annotations as anchortext Emerging Cross-Sectional Technologies 46 Active
US7631008B2 System and method for generating functions to predict the clickability of advertisements Physics 44 Active
US7499914B2 Search system using search subdomain and hints to subdomains in search query statements and sponsored results on a subdomain-by-subdomain basis Emerging Cross-Sectional Technologies 38 Expired
US7840438B2 System and method for discounting of historical click through data for multiple versions of an advertisement Physics 28 Active
US8005850B2 Search systems and methods with integration of user annotations Emerging Cross-Sectional Technologies 24 Expired
US8005835B2 Search systems and methods with integration of aggregate user annotations Emerging Cross-Sectional Technologies 23 Active
US8312014B2 Lateral search Physics 19 Active
US8020106B2 Integration of personalized portals with web content syndication Physics 15 Active
US8521734B2 Search engine with augmented relevance ranking by community participation Emerging Cross-Sectional Technologies 11 Active
US8788492B2 Search system and methods with integration of user annotations from a trust network Electricity 10 Active
US8271480B2 Search system using search subdomain and hints to subdomains in search query statements and sponsored results on a subdomain-by-subdomain basis Emerging Cross-Sectional Technologies 8 Active
US8612417B2 Inverse search systems and methods Physics 8 Active
US7739708B2 System and method for revenue based advertisement placement Physics 5 Active
US8150825B2 Inverse search systems and methods Physics 4 Active
US9984164B2 Search systems and methods with integration of aggregate user annotations Emerging Cross-Sectional Technologies 2 Active
US9852187B2 Search system and methods with integration of user annotations from a trust network Electricity 2 Active
US9489463B2 Search systems and methods with integration of user annotations Emerging Cross-Sectional Technologies 1 Active
US8849796B2 Search system using search subdomain and hints to subdomains in search query statements and sponsored results on a subdomain-by-subdomain basis Emerging Cross-Sectional Technologies 1 Active
US8732169B2 Lateral search Physics 1 Active
US11556544B2 Search system and methods with integration of user annotations from a trust network Electricity 0 Active
US10726019B2 Search system and methods with integration of user annotations from a trust network Electricity 0 Active
US9684720B2 Lateral search Physics 0 Active
US8396853B2 Inverse search systems and methods Physics 0 Active

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