Inventor · Needham, MA, US

John McSheffrey

22Patents
12h-index
8Co-inventors
74Inventor score

Filing activity: Jul 18, 1991 → Nov 17, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US7271704B2 Transmission of data to emergency response personnel Physics 121 Expired
US5848651A Signalling fire extinguisher assembly Human Necessities 44 Expired
US6311779A Signalling fire extinguisher assembly Human Necessities 37 Expired
US6302218A Signalling portable pressurized equipment assembly Human Necessities 37 Expired
US7174783B2 Remote monitoring of fluid containers Mechanical Engineering; Lighting; Heating 34 Expired
US6585055B2 Remote fire extinguisher station inspection Human Necessities 33 Expired
US7891435B2 Remote inspection of emergency equipment stations Physics 28 Expired
US7891241B2 Remote fire extinguisher station inspection Mechanical Engineering; Lighting; Heating 27 Active
US7174769B2 Monitoring contents of fluid containers Mechanical Engineering; Lighting; Heating 25 Expired
US7726411B2 Remote fire extinguisher station inspection Physics 22 Expired
US7961089B2 Transmission of data to emergency response personnel Physics 20 Active
US7895884B2 Monitoring contents of fluid containers Mechanical Engineering; Lighting; Heating 14 Active
US8350693B2 Transmission of data to emergency response personnel Physics 11 Active
USD817794S1 Pressure gauge housing General 9 Active
USD334826S Integral gauge and fire extinguisher valve housing General 6 Expired
US8210047B2 Remote fire extinguisher station inspection Mechanical Engineering; Lighting; Heating 6 Active
US8607617B2 Oxygen tank monitoring Mechanical Engineering; Lighting; Heating 3 Active
US8610557B2 Transmission of data to emergency response personnel Physics 3 Active
US9606013B2 Remote fire extinguisher station inspection Mechanical Engineering; Lighting; Heating 2 Active
US8701495B2 Remote fire extinguisher station inspection Mechanical Engineering; Lighting; Heating 2 Active
US6758097B2 Pressure gauge spring Physics 1 Expired
US10416035B2 Power management system for pressure monitoring Electricity 0 Active

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