SETRA SYSTEMS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01L MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE 749
 
  
 
H01G CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE 462
 
  
 
F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR 144
 
  
 
F24F AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING 144
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 158
 
  
 
G01G WEIGHING 127
 
  
 
G01K MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR 145
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
  
 
H02B BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER 134

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0017,460 A SYSTEM AND METHOD FOR CALLIBRATING AND CONTROLLING PRESSUREJan 25, 16Jan 18, 18[G01L, F15B, G01F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8893555 Pressure measuring instrumentJun 08, 12Nov 25, 14[G01L]
8359929 Surface mounted instrumentApr 01, 10Jan 29, 13[G01L, H02B, H05K]
8275918 Environmental condition monitor for alternative communication protocolsApr 01, 10Sep 25, 12[G06F]
7658096 Humidity sensing apparatusApr 24, 08Feb 09, 10[G01N]
6789429 Capacitive pressure sensor having encapsulated resonating componentsApr 08, 03Sep 14, 04[G01I]
6718827 Center-mount capacitive sensor with overload protectionNov 15, 02Apr 13, 04[G01L]
6532834 Capacitive pressure sensor having encapsulated resonating componentsAug 06, 99Mar 18, 03[G01L, H01G]
6180892 Mixing scaleJun 22, 99Jan 30, 01[G01G]
6019002 Pressure transducer having a tensioned diaphragmDec 02, 97Feb 01, 00[G01L]
6014800 Method of making a pressure transducer having a tensioned diaphragmJan 26, 99Jan 18, 00[H01G]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0194,172 Current Sensing ApparatusAbandonedJan 20, 12Aug 02, 12[G01R]
2010/0077,829 LOW DIFFERENTIAL PRESSURE MONITORING SYSTEM FOR ROOMSAbandonedJan 03, 09Apr 01, 10[G01L, G01N]
2009/0015,269 Stray Capacitance Compensation for a Capacitive SensorAbandonedJul 09, 08Jan 15, 09[G01L, G01R]
2004/0035,211 Capacitive pressure sensor having encapsulated resonating componentsAbandonedMar 18, 03Feb 26, 04[G01L]
6496019 Temperature compensated pressure sensor networkExpiredAug 18, 00Dec 17, 02[G01L, G01R, G01B]
6316948 Charge balance network with floating ground capacitive sensingExpiredJul 01, 98Nov 13, 01[G01R]
6257068 Capacitive pressure sensor having petal electrodesExpiredNov 15, 99Jul 10, 01[G01L, H01G]
6205861 Transducer having temperature compensationExpiredJan 22, 99Mar 27, 01[G01L]
6191722 Pulse width modulation digital to analog converterExpiredJan 14, 99Feb 20, 01[H03M]
5939639 Pressure transducer housing with barometric pressure isolationExpiredDec 04, 97Aug 17, 99[G01L]
5798462 Magnetic position sensor with magnetic field shield diaphragmExpiredNov 06, 96Aug 25, 98[G01L]
5705751 Magnetic diaphragm pressure transducer with magnetic field shieldExpiredJun 07, 95Jan 06, 98[G01L]
5604315 Apparatus using a feedback network to measure fluid pressuresExpiredJan 12, 95Feb 18, 97[G01L, G01F]
5442962 Capacitive pressure sensor having a pedestal supported electrodeExpiredAug 20, 93Aug 22, 95[G01L]
5194819 Linearized capacitance sensor systemExpiredAug 10, 90Mar 16, 93[G01L, G01N]
5115676 Flush-mounted pressure sensorExpiredJan 10, 90May 26, 92[G01L]
5078220 Multiple sensor capacitive measurement systemExpiredAug 10, 90Jan 07, 92[G01G, H01G]
5024099 Pressure transducer with flow-through measurement capabilityExpiredNov 20, 89Jun 18, 91[G01L]
4949054 Temperature stable oscillatorExpiredAug 24, 88Aug 14, 90[H03L, H03B]
4899600 Compact force transducer with mechanical motion amplificationExpiredMar 16, 87Feb 13, 90[G01L, G01G]

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