Kay-Ray/Sensall, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 3203
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 257
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 1239
 
  
 
G01T MEASUREMENT OF NUCLEAR OR X-RADIATION 151

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6073492 Ultrasonic sensor for very high temperatures and pressuresDec 17, 98Jun 13, 00[G01N]
5437178 Controller for ultrasonic sensorsJul 06, 92Aug 01, 95[G01N, A61B]
5428984 Self test apparatus for ultrasonic sensorAug 30, 93Jul 04, 95[G01F]
5300781 Non-hydrogenous process level measurementDec 09, 91Apr 05, 94[G01N, G01T, G01F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5973415 Capacitance level sensorExpiredAug 28, 97Oct 26, 99[H01H]
5452611 Ultrasonic level instrument with dual frequency operationExpiredDec 09, 93Sep 26, 95[G01F]
RE33909 Steam quality meterExpiredJun 27, 90May 05, 92[B28C, G01N, B01F]
4794256 Fast neutron process measurement systemExpiredJan 31, 86Dec 27, 88[G01N]
4785664 Ultrasonic sensorExpiredApr 28, 86Nov 22, 88[G01F]
4753106 Steam quality meterExpiredNov 07, 86Jun 28, 88[G01N]
4299114 Method of testing the integrity of an ultrasonic system for sensing liquid-fluid interfacesExpiredJun 10, 80Nov 10, 81[G01N, G01F]
4251810 Apparatus for and methods of remotely monitoring outputs of Geiger-Mueller tubesExpiredMay 30, 78Feb 17, 81[G01N]

Top Inventors for This Owner

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