Inventor · Boulder, CO, US

John D. Ray

6Patents
4h-index
6Co-inventors
50Inventor score

Filing activity: Mar 5, 1993 → Nov 26, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6386514B1 Portable hitch-mounted winch Performing Operations; Transporting 30 Expired
US5501981A Method and apparatus for chemiluminescent detection of sulfur Emerging Cross-Sectional Technologies 12 Expired
US11625730B2 Synthetic online entity detection Electricity 5 Active
US5937616A Vial capping machine Emerging Cross-Sectional Technologies 4 Expired
US10767390B2 Lock alignment and mounting template system and method Fixed Constructions 1 Active
US6416412B1 System for remotely activating a sound in a game unit Human Necessities 1 Expired

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