Lear Siegler, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B60G VEHICLE SUSPENSION ARRANGEMENTS 150
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS198
 
  
 
H01S DEVICES USING STIMULATED EMISSION191

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5262843 Processing arrangement for optical rate sensorApr 28, 92Nov 16, 93[G01B, H01S]
RE30308 Suspension structure for automotive vehiclesMar 24, 78Jun 17, 80[B60G]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5272825 Mesh top ironing board with stepped peripheryExpiredJul 09, 92Dec 28, 93[D06F]
4919482 Inertia latch for vehicle seatsExpiredJan 20, 87Apr 24, 90[B60N]
4867423 Spring assembly having reinforced edge constructionExpiredAug 25, 88Sep 19, 89[A47C, F16F]
4791672 Wearable digital hearing aid and method for improving hearing abilityExpiredOct 05, 84Dec 13, 88[H04R, G05B, H04B]
4767281 Centrifugal pump system with inlet reservoirExpiredJun 04, 87Aug 30, 88[F04D]
4748708 Spike harrow tooth and method of manufactureExpiredApr 07, 86Jun 07, 88[B21G]
4740963 Voice and data communication systemExpiredJan 30, 86Apr 26, 88[H04J]
4738347 Diverter shoe and diverting railExpiredAug 15, 86Apr 19, 88[B65G]
4734016 Plug-in type pump assemblyExpiredNov 13, 86Mar 29, 88[F04B]
4720802 Noise compensation arrangementExpiredJul 26, 83Jan 19, 88[G10L]
D292550 Crank handleExpiredSep 20, 85Nov 03, 87[]
4694703 Circumferentially oriented flexure suspensionExpiredJun 28, 84Sep 22, 87[G01C]
4674355 Crankhandle structureExpiredSep 20, 85Jun 23, 87[G05G]
4631228 Method for making a porous rigid structure and the porous rigid structure made therebyExpiredDec 16, 85Dec 23, 86[B32B]
4625205 Remote control system transmitting a control pulse sequence through interlocked electromechanical relaysExpiredDec 08, 83Nov 25, 86[H04Q]
4564105 Tilted spiral article diverterExpiredDec 29, 83Jan 14, 86[B65G]
4562921 Track for conveyor chainExpiredNov 03, 83Jan 07, 86[B65G]
4561060 Tote directorExpiredJul 16, 84Dec 24, 85[G06F]
4542815 Air brake and retarder for gravity conveyorsExpiredNov 03, 83Sep 24, 85[B65G]
4508209 Accessory attachment for conveyorsExpiredOct 11, 83Apr 02, 85[B65G]

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