Inventor · Landshut, DE

Alfred Rieder

121Patents
12h-index
53Co-inventors
89Inventor score

Filing activity: Jun 7, 1996 → Mar 23, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US7040179B2 Process meter Physics 29 Expired
US6666098B2 Vibratory transducer Physics 25 Expired
US7406878B2 Method for measuring a medium flowing in a pipeline and measurement system therefor Physics 22 Active
US6662120B2 Excitation circuits for coriolis mass flowmeters Physics 21 Expired
US5736653A Coriolis-type mass flow meter with at least one measuring tube Physics 17 Expired
US7412903B2 In-line measuring devices and method for compensation measurement errors in in-line measuring devices Physics 17 Active
US6691583B2 Vibratory transducer Physics 16 Expired
US7634939B2 Viscometer Physics 16 Expired
US7360453B2 In-line measuring devices and method for compensation measurement errors in in-line measuring devices Physics 16 Active
US6840109B2 Vibratory transducer Physics 15 Expired
US7357039B2 Coriolis mass measuring device Physics 13 Expired
US6360614B1 Method and corresponding sensors for measuring mass flow rate Physics 12 Expired
US7077014B2 Vibration-type measuring transducer Physics 11 Expired
US7284449B2 In-line measuring device Physics 11 Expired
US7040181B2 Coriolis mass measuring device Physics 11 Expired
US6851323B2 Vibratory transducer Physics 10 Expired
US6910366B2 Viscometer Physics 10 Expired
US6807866B2 Transducer of the vibration type, such as an electromechanical transducer of the coriollis type Physics 10 Expired
US7017424B2 Vibratory transducer Physics 9 Expired
US9372107B2 Measuring system for ascertaining a volume flow and/or a volume flow rate of a medium flowing in a pipeline Physics 7 Active
US10234338B2 Transducer apparatus as well as measuring system formed therewith Physics 7 Active
US7325461B2 Measurement transducer of vibration-type Physics 7 Active
US8596144B2 Measuring system having a measuring transducer of vibration-type Physics 7 Active
US7614309B2 Cup-shaped ultrasonic transducer for a flowmeter Physics 6 Expired
US7562586B2 Method for monitoring an operating condition of a tube wall contacted by a flowing medium and inline measuring device therefore Physics 6 Active

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