Inventor · Derry, GB

John McKenna

9Patents
4h-index
15Co-inventors
54Inventor score

Filing activity: Nov 2, 1994 → Feb 22, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US7301455B2 Self-configuring emergency event alarm network Electricity 41 Active
US7504937B2 Self-configuring emergency event alarm network Electricity 18 Active
US5624644A Apparatus for acid gas emission control Performing Operations; Transporting 4 Expired
US5647892A Method for acid gas emission control Performing Operations; Transporting 4 Expired
US11030835B2 Frictionless access control system providing ultrasonic user location Physics 4 Active
USD890834S1 Camera housing General 1 Active
US12155665B2 Methods and system for monitoring and assessing employee moods Physics 1 Active
US12418536B2 Methods and system for controlling access to enterprise resources based on tracking Physics 0 Active
US11776308B2 Frictionless access control system embodying satellite cameras for facial recognition Physics 0 Active

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