Inventor · Knoxville, TN, US

Kenneth Ralph Piety

59Patents
20h-index
39Co-inventors
88Inventor score

Filing activity: Nov 14, 1983 → Dec 12, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US4520674A Vibration monitoring device Physics 197 Expired
US6078874A Apparatus and method for machine data collection Electricity 134 Expired
US6192325A Method and apparatus for establishing a predictive maintenance database Physics 125 Expired
US5637871A Portable digital infrared thermography system Physics 113 Expired
US5386117A Infrared thermography system including mobile unit Physics 86 Expired
US5544073A Rotor balancing calculator Physics 74 Expired
US6220098A Multiple sensor ultrasonic monitoring device Physics 67 Expired
US5922963A Determining narrowband envelope alarm limit based on machine vibration spectra Physics 64 Expired
US5943634A Vibration data analysis based on time waveform parameters Physics 64 Expired
US5875420A Determining machine operating conditioning based on severity of vibration spectra deviation from an acceptable state Physics 63 Expired
US5965819A Parallel processing in a vibration analyzer Physics 58 Expired
US5680025A Proactive motor monitoring for avoiding premature failures and for fault recognition Physics 57 Expired
US6247353A Digital ultrasonic monitoring system and method Physics 47 Expired
US5744723A Method for determining rotational speed from machine vibration data Physics 42 Expired
US5739698A Machine fault detection using slot pass frequency flux measurements Physics 40 Expired
US5530343A Induction motor speed determination by flux spectral analysis Physics 34 Expired
US6549869B1 Expert analysis modules for machine testing Physics 29 Expired
US6234021A Enhanced detection of vibration Physics 29 Expired
US6189384A Route based ultrasonic monitoring system Physics 25 Expired
US5394739A Viscosity tester and method with orbiting object Physics 23 Expired
US5371953A Shaft alignment apparatus Physics 18 Expired
US6598479B1 Integral magnet vibration sensor Physics 17 Expired
US5185937A Alignment bracket assembly integrity check and sag determination Physics 17 Expired
US5526282A Alignment analyzer with graphical alignment tolerance display Physics 17 Expired
US5263261A Shaft alignment data acquisition Physics 13 Expired

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