WERNER TURCK GMBH & CO. KG

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS495
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 490
 
  
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 275
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205
 
  
 
G01P MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT 156
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1158
 
  
 
G08C TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS 154
 
  
 
H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF 1101
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 1155
 
  
 
0606 OTHER FURNITURE AND FURNITURE PARTS132

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7924538 Self-protecting crowbarNov 16, 07Apr 12, 11[H02H]
7746668 Galvanically isolated direct current transducerMar 27, 07Jun 29, 10[H02M]
D551105 Pressure sensorOct 05, 05Sep 18, 07[1004]
D538561 Chair armrestOct 05, 05Mar 20, 07[0606]
7106052 Inductive proximity switch with differential coil arrangementOct 18, 04Sep 12, 06[G01B]
6853182 Proximity switchNov 05, 01Feb 08, 05[G01B]
6853326 Data converterJun 17, 03Feb 08, 05[G08C]
6657323 Electronic proximity switchMar 13, 01Dec 02, 03[G01B, H01H]
6567249 Transformer with electrical isolation protection and power supply unit or voltage converter with a transformer of this typeMay 19, 00May 20, 03[H02H]
6545464 Inductive proximity switchFeb 02, 00Apr 08, 03[G01B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2007/0271,780 Method for producing a proximity switch and a proximity switch produced according to the methodAbandonedMar 21, 07Nov 29, 07[H05K]
7168314 Ultrasonic filling level sensorExpiredOct 28, 04Jan 30, 07[G01F]
6965228 Proximity switch encapsulated in a plastic housing and having a shieldExpiredJul 18, 03Nov 15, 05[G01B]
2005/0184,725 Magnetically operable displacement pickupAbandonedMay 11, 04Aug 25, 05[G01B, G01R]
2002/0101,312 Shielded proximity switch encapsulated in a plastics housingAbandonedNov 05, 01Aug 01, 02[H01H]
5239204 Electronic proximity switch dependent upon a magnetic fieldExpiredFeb 05, 91Aug 24, 93[G08C, G01B, H01H]
5012206 Inductive proximity switchExpiredApr 20, 90Apr 30, 91[H03K]
4996408 Proximity switch for use in welding facilitiesExpiredNov 01, 89Feb 26, 91[B23K]
4879531 Inductive proximity switch oscillator having same activating range for ferrous and nonferrous metalsExpiredApr 29, 88Nov 07, 89[H03K, G01V]
4864156 Proximity switch with noncontact effectExpiredAug 15, 88Sep 05, 89[H01H]
4841163 Proximity switch immune to interference fieldsExpiredFeb 16, 88Jun 20, 89[G08B, H01H]
4757213 Non-contact operating proximity switchExpiredMay 15, 87Jul 12, 88[H05K]
4755637 Proximity switch for detecting a piston position in a pressure cylinderExpiredSep 30, 87Jul 05, 88[H01H]
4719362 Electronic proximity switch dependent upon a magnetic fieldExpiredOct 02, 86Jan 12, 88[G08B, H01H]
4618823 Inductive proximity switch having an oscillator magnetic core and a permanent magnet forming a saturation-sensitive magnetization areaExpiredSep 30, 83Oct 21, 86[H03K, G01B]
4587486 Switch for detecting a magnetic fieldExpiredNov 30, 82May 06, 86[G01N, G01R, G01B, H01F]
4236149 Status indicating system for the instantaneous registering of the switching positions in an electrically remotely controlled high tension plantExpiredMar 10, 78Nov 25, 80[G08B]

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