Inventor · Mountain View, CA, US

David Frerichs

4Patents
3h-index
5Co-inventors
39Inventor score

Filing activity: Dec 2, 1992 → Feb 27, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US6684249B1 Method and system for adding advertisements over streaming audio based upon a user profile over a world wide area network of computers Electricity 258 Expired
US5323174A Device for determining an orientation of at least a portion of a living body Physics 30 Expired
US5353042A Method for determining an orientation of an object Physics 28 Expired
US7631088B2 System and method for minimizing perceived dead air time in internet streaming media delivery Electricity 3 Expired

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