ENVEC MESS- UND REGELTECHNIK GMBH + CO.

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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 551
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 167
 
  
 
G06G ANALOGUE COMPUTERS 152
 
  
 
H03F AMPLIFIERS 182

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6578427 Capacitive ceramic relative-pressure sensorJun 12, 00Jun 17, 03[G01L]
6147541 Monolithic MOS-SC circuitSep 23, 97Nov 14, 00[G06G]
5954900 Process for joining alumina ceramic bodiesSep 23, 97Sep 21, 99[C04B, G01L, B32B]
5949288 Circuit arrangement with an operational amplifierJul 24, 97Sep 07, 99[H03F]
5877424 Capacitive pressure measuring arrangement having protection against interference signalsNov 13, 96Mar 02, 99[G01L]
5604685 Circuit arrangement for the linearization and temperature compensation of sensor signalsNov 18, 94Feb 18, 97[G01L]
5551303 Pressure-measuring arrangement with conductive foil shieldingDec 05, 94Sep 03, 96[G01L]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5836063 Method for producing capacitive ceramic absolute pressure sensors sorted in zero-point long-term stability defect classesExpiredMar 05, 97Nov 17, 98[H01G]
5750899 Capacitive pressure sensor with sensing element mechanically isolated from the casingExpiredSep 15, 97May 12, 98[G01L]
5164338 Method of manufacturing a polycrystalline semiconductor resistance layer of silicon on a silicon body and silicon pressure sensor having such a resistance layerExpiredOct 24, 90Nov 17, 92[H01L]
5024097 Pressure sensor comprising a silicon bodyExpiredSep 20, 89Jun 18, 91[G01L]
5000048 Circuit arrangement for temperature compensation of capacitive pressure and differential pressure sensorsExpiredSep 22, 89Mar 19, 91[G01L]
4984046 Silicon pressure sensor having a resistance layer of polycrystalline semicondutorExpiredApr 27, 89Jan 08, 91[H01L]
4864648 Method of transmitting a group at least two measured values through an optical transmission pathExpiredFeb 02, 87Sep 05, 89[H04B]
4793187 Circuit arrangement for the compensation of temperature-dependent and temperature-independent drift and for the compensation of the sensitivity of a capacitive sensorExpiredJun 16, 87Dec 27, 88[G01L]
4531415 Differential pressure transducerExpiredOct 14, 83Jul 30, 85[G01L]

Top Inventors for This Owner

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