STANADYNE AUTOMOTIVE CORP.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 260
 
  
 
A62C FIRE-FIGHTING 126
 
  
 
B05B SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES 163
 
  
 
F02D CONTROLLING COMBUSTION ENGINES 172

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5980214 Fluid pump with split plungersSep 12, 97Nov 09, 99[F04B]
5890653 Sensing and control methods and apparatus for common rail injectorsApr 23, 98Apr 06, 99[B05B, A62C, F02D]
5215449 Distributor type fuel injection pumpDec 05, 91Jun 01, 93[F04B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6261069 Shaft seal with pressure equalizing shuttleExpiredMar 08, 00Jul 17, 01[F04B]
6062498 Fuel injector with at least one movable needle-guideExpiredApr 27, 98May 16, 00[G01M]
6024298 Servo controlled common rail injectorExpiredFeb 09, 99Feb 15, 00[F02M]
5947382 Servo controlled common rail injectorExpiredJun 11, 97Sep 07, 99[F02M]
5938921 Water baffle for filter cartridgeExpiredJul 30, 97Aug 17, 99[B01D]
5769611 Hydraulic pressure supply pump with multiple sequential plungersExpiredSep 06, 96Jun 23, 98[F04B]
5474676 Filter base assemblyExpiredDec 13, 93Dec 12, 95[B01D]
5318001 Distributor type fuel injection pumpExpiredMay 12, 93Jun 07, 94[F02M]
5265576 Calibration system for electrically controlled fuel injection pumpExpiredJan 08, 93Nov 30, 93[F02M]
5167826 Engine collant recycling apparatus and processExpiredJul 03, 91Dec 01, 92[B01D]
5123393 Timing control system for fuel injection pumpExpiredSep 04, 91Jun 23, 92[F02M]
5103792 Processor based fuel injection control systemExpiredOct 16, 90Apr 14, 92[F02M]
5020500 Hole type fuel injector and injection methodExpiredMar 28, 90Jun 04, 91[F02M]
4987887 Fuel injector method and apparatusExpiredAug 03, 90Jan 29, 91[F02M]
4971528 Lube oil pump with relief valveExpiredMar 06, 89Nov 20, 90[F04B]
4956081 Fuel filter with diaphragm pumpExpiredSep 30, 88Sep 11, 90[B01D]
4938036 Combination air conditioning accumulator and fuel coolerExpiredMar 06, 89Jul 03, 90[F02M]
4938193 Fuel injection nozzleExpiredSep 09, 88Jul 03, 90[F02M]
4901679 Spray nozzle assembly for piston coolingExpiredMar 14, 89Feb 20, 90[F01P]
4897907 Process for manufacturing nozzle tipExpiredMar 31, 89Feb 06, 90[B21D]

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