Inventor · San Francisco, CA, US

Ryutaro Sakai

11Patents
7h-index
18Co-inventors
59Inventor score

Filing activity: Oct 7, 2002 → Jul 31, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US8054294B2 Touch screen remote control system for use in controlling one or more devices Electricity 50 Active
US7180527B2 Text display terminal device and server Physics 37 Expired
US7774706B2 System and method for mixing media content Physics 28 Active
US7853863B2 Method for expressing emotion in a text message Physics 12 Expired
US8245155B2 Computer implemented display, graphical user interface, design and method including scrolling features Physics 12 Active
US7683856B2 E-ink touchscreen visualizer for home AV system Physics 9 Active
US8384672B2 Remote control system having a touch screen Electricity 8 Active
US10299025B2 Wearable electronic system Electricity 3 Active
US8325149B2 E-ink touchscreen visualizer for home AV system Physics 2 Active
US8640054B2 Tuning dial user interface Electricity 0 Active
US10257603B2 Wearable electronic system General 0 Revoked

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