Inventor · Durham, NC, US

Ralph S. Cooper

7Patents
2h-index
15Co-inventors
48Inventor score

Filing activity: May 2, 1974 → Mar 28, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US4061921A Infrared laser system Electricity 12 Expired
US7514872B2 Reflector lamp with engaging electrical contact Electricity 5 Active
USRE30898E Infrared laser system General 2 Expired
US10419433B2 Network credentials for wirelessly accessing a LAN via an alternate communications network Electricity 2 Active
US10655645B2 Fan systems including brushes and bristles for self-cleaning Electricity 1 Active
US10146626B2 Detecting and handling an expansion card fault during system initialization Physics 0 Active
US10198270B2 Dynamic hardware configuration via firmware interface at computing device boot Physics 0 Active

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