Inventor · San Francisco, CA, US

Derek A. Devries

11Patents
3h-index
2Co-inventors
46Inventor score

Filing activity: Mar 12, 2003 → Jan 9, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7301750B2 Electronic switching system for a detonation device, method of operation and explosive device including the same Mechanical Engineering; Lighting; Heating 20 Expired
US6992877B2 Electronic switching system for a detonation device Mechanical Engineering; Lighting; Heating 7 Expired
US9454220B2 Method and system of augmented-reality simulations Physics 5 Active
US9519355B2 Mobile device event control with digital images Physics 3 Active
US8099331B2 Method of facilitating value-based bartering over the internet Physics 3 Active
US10223838B2 Method and system of mobile-device control with a plurality of fixed-gradient focused digital cameras Electricity 1 Active
US10192258B2 Method and system of augmented-reality simulations Physics 1 Active
US8671026B2 Method of facilitating value-based bartering over the internet Physics 0 Active
US10095789B2 Method and system of searching composite web page elements and annotations presented by an annotating proxy server Physics 0 Active
US11308150B2 Mobile device event control with topographical analysis of digital images inventors Physics 0 Active
US10546029B2 Method and system of recursive search process of selectable web-page elements of composite web page elements with an annotating proxy server Physics 0 Active

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