Inventor · Sonoma, CA, US

James Murphy

18Patents
11h-index
16Co-inventors
69Inventor score

Filing activity: Oct 30, 1978 → Sep 5, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
USD545721S1 Robot General 66 Expired
US8770187B2 Aerosol dispensing device Human Necessities 60 Active
US4817237A Caster plate retention bracket Performing Operations; Transporting 35 Expired
US4961492A Article carrying conveyor and wearstrip set therefor Performing Operations; Transporting 33 Expired
US4893709A Back-flexing article carrying chain Performing Operations; Transporting 30 Expired
US4946340A Dunnage handling system Performing Operations; Transporting 26 Expired
US4946021A Multiple position, conveyor mountable workpiece carrier Emerging Cross-Sectional Technologies 21 Expired
US5402880A Article carrying chain having free tab Performing Operations; Transporting 20 Expired
US4804149A Toilet paper dispenser Human Necessities 17 Expired
US6296111A Modular conveyor beam assembly Performing Operations; Transporting 12 Expired
US9022040B2 Methods for extracting and isolating constituents of cellulosic material Emerging Cross-Sectional Technologies 12 Active
US4276272A Cement waste product as scrubbing medium for sulfur oxides Performing Operations; Transporting 10 Expired
US4946025A Apparatus and method for separating articles on a conveyor Performing Operations; Transporting 8 Expired
US8379028B1 Rigweb Physics 6 Active
US4157911A Decarbonization of ammonium polyphosphate fertilizer solutions Chemistry; Metallurgy 2 Expired
US9750904B2 Aerosol dispensing device Human Necessities 0 Active
US5251354A Transfer device Emerging Cross-Sectional Technologies 0 Expired
US9145159B1 Lightweight tool delivery system Performing Operations; Transporting 0 Active

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