SOLARTRON GROUP LIMITED A COMPANY ORGANIZED UNDER THE LAWS OF ENGLAND

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 158

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5249463 Measurement of liquid levelSep 21, 92Oct 05, 93[G01F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5286109 Distributed temperature sensorExpiredFeb 16, 93Feb 15, 94[G01K]
5152173 Optical sensing systemsExpiredDec 18, 90Oct 06, 92[G01L]
5105665 SensorsExpiredAug 14, 90Apr 21, 92[G01L]
5089695 Solid state sensor with dual resonant vibratable membersExpiredSep 04, 90Feb 18, 92[H01J]
5060526 Laminated semiconductor sensor with vibrating elementExpiredMay 30, 89Oct 29, 91[G01L]
5048351 Mass flow sensorExpiredDec 21, 89Sep 17, 91[G01F]
5044207 Mass flow measurementExpiredMar 11, 88Sep 03, 91[G01F]
5024104 Combined output and drive circuit for a mass flow transducerExpiredDec 21, 89Jun 18, 91[G01F]
5022014 Ultrasonic temperature sensors, and ultrasonic waveguide connectors for use therewithExpiredJun 14, 89Jun 04, 91[G01S]
4989329 Rotary displacement transducersExpiredMar 22, 89Feb 05, 91[G01B, G01D]
4972076 Solid state sensor with dual resonant vibratable membersExpiredSep 20, 89Nov 20, 90[H01J]
4972077 Wavelength multiplexed optical transducer with a swept wavelength optical sourceExpiredJul 25, 89Nov 20, 90[H01J, G01B]
4962671 Single vibrating tube transducersExpiredNov 18, 88Oct 16, 90[G01F]
4922745 Fluid transducerExpiredMar 10, 88May 08, 90[G01N]
4916383 Frequency response analysisExpiredApr 28, 89Apr 10, 90[G01R]
4909081 Systems for detecting magnetic particles in fluidsExpiredFeb 01, 89Mar 20, 90[G01N]
4896282 Flow computer calibration techniqueExpiredJan 07, 88Jan 23, 90[H03M]
4866987 Optical transducer systemsExpiredJul 08, 88Sep 19, 89[G01M]
4868487 Frequency response analyser with multiplying digital to analogue converterExpiredNov 16, 87Sep 19, 89[G01R]
4739260 Proximity sensor with remotely coupled outputExpiredJun 21, 85Apr 19, 88[G01B, H01F]

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