Patent assignee · US · COMPANY

Bindicator Company

23Patents
0Active
23Granted
32Portfolio score

Filing activity: Mar 20, 1975 → Oct 7, 1996

Most-cited patents

PatentTitleAreaCited byStatus
US4000650A Method and apparatus for ultrasonic material level measurement Emerging Cross-Sectional Technologies 56 Expired
US5150334A System and method for ultrasonic measurement of material level Emerging Cross-Sectional Technologies 41 Expired
US5048335A Capacitance-type material level indicator Physics 23 Expired
US5644299A Ultrasonic material level measurement Emerging Cross-Sectional Technologies 22 Expired
US5088325A System for indicating a condition of material Physics 20 Expired
US5164606A Material level sensor with removable optics Physics 17 Expired
US5105662A Liquid level measurement system Physics 17 Expired
US4146869A Ultrasonic antenna assembly Emerging Cross-Sectional Technologies 16 Expired
US4147906A Rotation paddle bin level indicator Electricity 14 Expired
US5811677A Material interface level sensing Physics 12 Expired
US4095064A Paddle for use in a rotating-paddle bin level indicator Physics 12 Expired
US5223819A Material level indicating apparatus with status light and external test features Physics 11 Expired
US5161411A Material level indication Physics 10 Expired
US4081889A Method for manufacturing an ultrasonic transducer Emerging Cross-Sectional Technologies 9 Expired
US4163917A Ultrasonic transducer with temperature stability due to selected damping materials and/or assembly methods Emerging Cross-Sectional Technologies 8 Expired
US4015319A Method for manufacturing an ultrasonic transducer Emerging Cross-Sectional Technologies 8 Expired
US4154533A Method and apparatus for measuring a characteristic of flowing material Physics 8 Expired
US5164555A Rotating paddle bin level indicator Electricity 7 Expired
US5103213A Shaft rotation monitoring apparatus Physics 7 Expired
US4180331A Method and apparatus for sampling and measuring a characteristic of flowing granular material Physics 6 Expired
US5644241A Measurement of solid particle concentration in a fluid stream responsive to magnitude and rate of change of a triboelectric probe output signal Physics 3 Expired
US4115009A Optical sight tube for flowing fluid materials Physics 2 Expired
US4113390A Optical sight tube for fluid conduits Physics 0 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.