Grumman Aerospace Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01S RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES1891
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 9353
 
  
 
B64C AEROPLANES; HELICOPTERS 866
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 8439
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM4153
 
  
 
B64D EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS464
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 441
 
  
 
G01J MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY 474
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 4155
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 4201

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6435454 Heat pipe cooling of aircraft skins for infrared radiation matchingDec 14, 87Aug 20, 02[B64C]
6282324 Text image deblurring by high-probability word selectionAug 31, 95Aug 28, 01[G06K]
6236353 FM modulation technique for producing frequency rejection bandsMay 20, 88May 22, 01[G01S]
6229491 Compact Yagi antenna array for aircraftMay 05, 94May 08, 01[H01Q]
6208285 Pulse compressor for doppler tolerant radarFeb 10, 83Mar 27, 01[G01S]
6182440 Infrared radiation coanda suppressorJan 14, 86Feb 06, 01[F02C]
6091523 Multi-channel receiverFeb 07, 89Jul 18, 00[G02B, G06G]
5856235 Process of vacuum annealing a thin film metallization on high purity aluminaApr 12, 95Jan 05, 99[H01L]
5717247 Microcircuit via interconnectNov 05, 96Feb 10, 98[H01L]
5672436 Oxidation protection method for titaniumMay 31, 90Sep 30, 97[B32B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5793450 Canopy transmittal reflectance control and information displayExpiredNov 10, 94Aug 11, 98[G02F]
5790209 Canopy transmittal reflectance control and information displayExpiredFeb 20, 97Aug 04, 98[G02F]
5668090 High-temperature AC superconducting magnets for a magnetic levitation systemExpiredJul 14, 94Sep 16, 97[H01F, B60L]
5638592 Method of affixing material on a substrate to the inner surface of a tubeExpiredApr 18, 95Jun 17, 97[B29C]
5634389 Actuator stiffness enhancing systemExpiredNov 29, 93Jun 03, 97[F15B]
5615022 System and method of fabricating multiple holographic elementsExpiredJun 07, 95Mar 25, 97[G03H]
5602430 Superconducting electromagnet arrangement for a magnetic levitation systemExpiredMay 23, 94Feb 11, 97[H02K, B60L]
5598888 Cryogenic temperature gradient microscopy chamberExpiredSep 23, 94Feb 04, 97[F25B]
5595783 Spin coating fixtureExpiredFeb 22, 95Jan 21, 97[B05C, B05D]
5584200 Universal crimping tool locatorExpiredNov 08, 94Dec 17, 96[H01R]
5583765 Remote system for monitoring the weight and emission compliance of trucks and other vehiclesExpiredAug 23, 94Dec 10, 96[G01J, G01N]
5581054 One-piece engine inlet acoustic barrelExpiredMay 18, 95Dec 03, 96[F02K]
5579011 Simultaneous triple aperture radarExpiredSep 30, 82Nov 26, 96[G01S]
5573205 Pull cord tension transmitting device using dual rack-pinionExpiredDec 08, 94Nov 12, 96[B64D]
5553461 Anti-icing heat exchanger for aircraft air cycle performance enhancementExpiredJan 11, 95Sep 10, 96[F25D]
5553504 Intrumented patch for repair of fatigue damaged or sensitive structureExpiredOct 19, 95Sep 10, 96[G01N]
5551651 High lift out-of-contour flap for aircraft wingExpiredAug 11, 94Sep 03, 96[B64C]
5546784 Adjustable form dieExpiredDec 05, 94Aug 20, 96[B21D]
5542625 Gull wing aircraftExpiredMar 26, 93Aug 06, 96[B64C]
5544181 Liquid nitrogen temperature micro-wigglerExpiredNov 02, 94Aug 06, 96[H01S]

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