Inventor · Clarksville, MD, US

John C. Murphy

20Patents
13h-index
28Co-inventors
81Inventor score

Filing activity: Sep 26, 1975 → Oct 16, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US6517519B1 Device and method for rapid chest tube insertion Human Necessities 106 Expired
US4468136A Optical beam deflection thermal imaging Physics 101 Expired
US7515953B2 Techniques for identifying molecular structures and treating cell types lining a body lumen using fluorescence Human Necessities 89 Expired
US5126654A Non-invasive, high resolution detection of electrical currents and electrochemical impedances at spaced localities along a pipeline Physics 48 Expired
US4041722A Impact resistant tank for cryogenic fluids Emerging Cross-Sectional Technologies 34 Expired
US6422741B1 Method for nondestructive/noncontact microwave detection of electrical and magnetic property discontinuities in materials Physics 29 Expired
US4184768A Self-calibrating photoacoustic apparatus for measuring light intensity and light absorption Physics 29 Expired
US5087873A Non-invasive, high resolution detection of electrical currents and electrochemical impedances at spaced localities along a pipeline Physics 27 Expired
US4172382A Laser interferometry detection method/apparatus for buried structure Physics 23 Expired
US6337627B1 System of providing medical treatment Physics 22 Expired
US8078262B2 Method for imaging and spectroscopy of tumors and determination of the efficacy of anti-tumor drug therapies Human Necessities 19 Active
US5998995A Microelectromechanical (MEMS)-based magnetostrictive magnetometer Physics 19 Expired
US7089238B1 Method and apparatus for incremental computation of the accuracy of a categorization-by-example system Emerging Cross-Sectional Technologies 18 Expired
US5959452A Lorentz force magnetometer having a resonator Physics 13 Expired
US4327554A Spill condition venting system Emerging Cross-Sectional Technologies 5 Expired
US7653429B2 Techniques for identifying molecular structures and treating cell types lining a body lumen using fluorescence Human Necessities 5 Active
US6812696B2 Apparatus and methods using mechanical resonators to enhance sensitivity in lorentz force magnetometers Physics 3 Expired
US4625521A Liquid nitrogen distribution system Mechanical Engineering; Lighting; Heating 3 Expired
US7899825B2 Method and apparatus for duplicate detection Physics 3 Active
US6183126A Method for nondestructive/noncontact microwave detection of electrical and magnetic property discontinuities in materials Physics 2 Expired

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