Inventor · Malvern, PA, US

Stephen J. Meyer

45Patents
16h-index
31Co-inventors
81Inventor score

Filing activity: Apr 29, 1992 → Aug 12, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US5609211A Extended coverage automatic ceiling sprinkler Human Necessities 104 Expired
US5669449A Directional sprinklers Human Necessities 95 Expired
US5366022A Extended coverage ceiling sprinklers and systems Human Necessities 83 Expired
US5829532A Low pressure, early suppression fast response sprinklers Human Necessities 72 Expired
US5664630A Extended coverage ceiling sprinklers and systems Human Necessities 72 Expired
US5579846A Extended coverage ceiling sprinklers and systems Human Necessities 60 Expired
US6530518B1 Method, system and storage medium for viewing product delivery information Physics 59 Expired
US6336509B1 Low pressure fast response bulb sprinklers Human Necessities 52 Expired
US6868917B2 Low pressure, early suppression fast response sprinklers Human Necessities 51 Expired
US5584344A Extended coverage ceiling sprinklers and systems Human Necessities 50 Expired
US6502643B1 Low pressure, early suppression fast response sprinklers Human Necessities 45 Expired
US5439028A Modular valve for a building standpipe Emerging Cross-Sectional Technologies 32 Expired
US6540261B1 Fire sprinkler piping system fitting Mechanical Engineering; Lighting; Heating 30 Expired
US5295503A Modular valve for a building standpipe Emerging Cross-Sectional Technologies 28 Expired
US6000436A Fluid conduit systems and methods for making Emerging Cross-Sectional Technologies 22 Expired
US5775378A Fluid conduit systems and methods for making Emerging Cross-Sectional Technologies 16 Expired
US8151897B1 Ordinary hazard extended coverage sidewall sprinklers and systems Human Necessities 14 Expired
US5769128A Multilayer fluid conduits Performing Operations; Transporting 11 Expired
US9901763B2 Preaction sprinkler valve assemblies, related dry sprinkler devices and fire protection sprinkler systems Mechanical Engineering; Lighting; Heating 7 Active
US10774937B2 Combination control and check valve assembly for a wet piping system Human Necessities 5 Active
US11027161B2 Concealable window sprinkler Human Necessities 5 Active
US10646736B2 Preaction sprinkler valve assemblies, related dry sprinkler devices adapted for long travel, and fire protection sprinkler systems Mechanical Engineering; Lighting; Heating 4 Active
US10589139B2 Modular valve assembly Emerging Cross-Sectional Technologies 4 Active
US10653908B2 Preaction sprinkler valve assemblies, related dry sprinkler devices and fire protection sprinkler systems Mechanical Engineering; Lighting; Heating 4 Active
US8032620B2 Method and system for improved in-line management of an information technology network Electricity 2 Active

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