Inventor · Franklin, MA, US

James P. Murphy

39Patents
8h-index
41Co-inventors
75Inventor score

Filing activity: Oct 4, 1973 → Jun 30, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US4516193A Lighting system for artificial Christmas tree Emerging Cross-Sectional Technologies 100 Expired
US5069411A Picture hanger Human Necessities 71 Expired
USD488588S1 Finger accessory appliance General 25 Expired
US4012018A All sky pointing attitude control system Performing Operations; Transporting 21 Expired
US7036145B1 Method and apparatus for electronic entertainment device access control and interactive response system Physics 21 Expired
US9194504B2 Rotating valve Mechanical Engineering; Lighting; Heating 18 Active
US7681926B2 Method and apparatus for connecting small diameter tubing Physics 13 Active
US4271761A High acceleration cable deployment system Mechanical Engineering; Lighting; Heating 12 Expired
US9528968B2 Enhanced sensitivity of detection in electrospray ionization mass spectrometry using a post-column modifier and a microfluidic device Electricity 7 Active
US8598522B2 Techniques for automated parameter adjustment using ion signal intensity feedback Physics 5 Active
US8931356B2 Chromatography apparatus and methods using multiple microfluidic substrates Emerging Cross-Sectional Technologies 2 Active
US8299426B2 Conductive conduits for chemical analyses, and methods for making such conduits Performing Operations; Transporting 2 Active
US8794676B2 Device and method for connecting fluid conduits Physics 2 Active
US10006890B2 Thermally modulated variable restrictor for normalization of dynamic split ratios Physics 2 Active
US9130439B2 Method of flaring stator windings Emerging Cross-Sectional Technologies 1 Active
US10191020B2 Flame ionization detection burner assemblies for use in compressible fluid-based chromatography systems Mechanical Engineering; Lighting; Heating 1 Active
US10038358B2 Wire forming apparatus for electric machine winding Performing Operations; Transporting 1 Active
US9304116B2 Cartridge with multiple electrospray emitters Physics 1 Active
US10953346B2 Systems, methods, and devices providing solvent container identification and incorporation Physics 1 Active
US10151733B2 Catalytic oxidation of polar modifiers in chromatographic mobile phases Physics 1 Active
US10877006B2 Flame ionization detection burner assemblies for use in compressible fluid-based chromatography systems Mechanical Engineering; Lighting; Heating 0 Active
US11456652B2 Wire forming apparatus for electric machine winding Performing Operations; Transporting 0 Active
US10523075B2 Automatic stator wire lead routing Electricity 0 Active
US10024826B2 Analysis of dried blood spot samples in a microfluidic system with dilution of extracted samples Physics 0 Active
US9709535B2 Microfluidic device with dried blood spots (Dbs) card interface Physics 0 Active

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