Inventor · Vashon, WA, US

Christopher Harrison

51Patents
8h-index
105Co-inventors
77Inventor score

Filing activity: Sep 19, 2005 → Feb 13, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US7673679B2 Protective barriers for small devices Fixed Constructions 138 Expired
US8271248B2 Methods and apparatus for characterization of petroleum fluids and applications thereof Fixed Constructions 35 Active
US7784330B2 Viscosity measurement Physics 30 Active
US8262909B2 Methods and devices for minimizing membrane fouling for microfluidic separators Physics 23 Active
US10588356B2 Vapor delivery systems and methods Human Necessities 19 Active
US7574898B2 Vibrating wire viscosity sensor Physics 16 Active
US8910514B2 Systems and methods of determining fluid properties Fixed Constructions 14 Active
US7959864B2 Downhole spectroscopic hydrogen sulfide detection Emerging Cross-Sectional Technologies 10 Active
US8166812B2 Vibrating wire viscometers Fixed Constructions 7 Active
US8058071B2 Downhole spectroscopic hydrogen sulfide detection Emerging Cross-Sectional Technologies 6 Active
US9638681B2 Real-time compositional analysis of hydrocarbon based fluid samples Physics 6 Active
US9410936B2 Methods and apparatus for characterization of petroleum fluid employing analysis of high molecular weight components Fixed Constructions 5 Active
US8586913B2 Fluidic density measurements based on beta particles detection Physics 5 Active
US7644611B2 Downhole fluid analysis for production logging Fixed Constructions 5 Active
US8708049B2 Downhole mixing device for mixing a first fluid with a second fluid Fixed Constructions 4 Active
US8518702B2 Downhole spectroscopic hydrogen sulfide detection Emerging Cross-Sectional Technologies 4 Active
US10959464B2 Vapor delivery systems and methods Human Necessities 4 Active
US11425931B2 Vapor delivery systems and methods Human Necessities 4 Active
US11666088B2 Vapor delivery systems and methods Human Necessities 3 Active
US9341059B2 Microfluidic oscillating tube densitometer for downhole applications Fixed Constructions 3 Active
US10132164B2 Systems and methods for in-situ measurements of mixed formation fluids Fixed Constructions 2 Active
US8484003B2 Methods, apparatus and articles of manufacture to process measurements of wires vibrating in fluids Physics 2 Active
US8714254B2 Method for mixing fluids downhole Fixed Constructions 2 Active
US10208591B2 Flushing microfluidic sensor systems Physics 2 Active
US10215604B2 Fluid analysis system with densitometer having electrically isolated vibrating tube Physics 2 Active

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