WOODWARD, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR 2423
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING2350
 
  
 
F02C GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS 2238
 
  
 
F02B INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL 1557
 
  
 
F02M SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF 1469
 
  
 
F02P IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES 1426
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS1064
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 953
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 975
 
  
 
F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES 865

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0066,682 ROTARY PISTON TYPE ACTUATOR WITH A CENTRAL ACTUATION ASSEMBLYNov 08, 17Mar 08, 18[F15B]
2018/0019,694 SELECTIVELY CONFIGURABLE BRUSHLESS DC MOTORJul 18, 16Jan 18, 18[H02K, H02P]
2017/0146,147 HIGH SPEED SHUTDOWN DEVICE FOR ELECTRIC ACTUATOROct 24, 16May 25, 17[F16K]
2017/0138,154 Wireless Control ValveNov 18, 16May 18, 17[F16K, G05D, E21B]
2017/0058,906 Turbomachine Anti-Surge SystemSep 02, 15Mar 02, 17[F04D]
2017/0058,911 CENTRIFUGAL PUMP WITH SERRATED IMPELLERAug 24, 15Mar 02, 17[F04D]
2017/0044,970 CONTROLLED SPARK IGNITED FLAME KERNEL FLOW IN FUEL-FED PRECHAMBERSOct 24, 16Feb 16, 17[F02P, F02B]
2016/0377,039 Variable Fluid Flow Apparatus with Integrated FilterJun 25, 15Dec 29, 16[F02M, F17D, F02C, B01D]
2016/0306,365 GAS FLOW FUEL METERINGApr 20, 16Oct 20, 16[B23P, G05D]
2016/0084,272 PUMP AUTHORITY SWITCHING APPARATUS FOR A FLUID DISTRIBUTION SYSTEMSep 23, 14Mar 24, 16[F15B]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9915241 Rotary vane actuator with fluid actuated mechanical lockMar 14, 13Mar 13, 18[F04C, F04D, F03C]
9915709 Controlling a motor with two or more hall sensorsDec 18, 15Mar 13, 18[H02K, H02P, G01R]
9890689 Gaseous fuel combustionOct 29, 15Feb 13, 18[F02M, F02B, F02D]
9890690 Passive prechamber direct injection combustionOct 07, 16Feb 13, 18[F02M, F02P, F02B]
9893497 Controlled spark ignited flame kernel flowOct 03, 13Feb 13, 18[F02P, H01T]
9856836 Variable fluid flow apparatus with integrated filterJun 25, 15Jan 02, 18[F02M, F17D, F02C, F23D, B01D]
9856848 Quiescent chamber hot gas igniterJan 08, 13Jan 02, 18[F02P, F02B]
9860304 Redundant CAN interface for dual actuation systemsJan 21, 14Jan 02, 18[H04L, G06F]
9850917 Pump authority switching apparatus for a fluid distribution systemSep 23, 14Dec 26, 17[F04B, F15B, B64D, F02C]
9840963 Parallel prechamber ignition systemMar 18, 16Dec 12, 17[F02P, F02B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0285,383 Block-and-Bleed Fluid RegulatingAbandonedApr 07, 14Oct 08, 15[F16K]
2015/0260,131 Supplying Oxygen to an EngineAbandonedMar 17, 14Sep 17, 15[F02M, F02B]
2015/0226,170 Pressure Regulator DampingAbandonedFeb 12, 14Aug 13, 15[F02M]
2015/0113,975 THERMAL ACTUATORAbandonedOct 31, 13Apr 30, 15[F03G]
2015/0041,689 Fluid-Actuated Butterfly ValveAbandonedAug 07, 13Feb 12, 15[F16K]
2015/0040,872 FUEL INJECTION PUMPAbandonedFeb 28, 13Feb 12, 15[F02M]
2014/0260,956 CIRCUMFERENTIAL SEALING OF PISTON ASSEMBLY IN A PISTON ACTUATORAbandonedMar 14, 13Sep 18, 14[F16J]
2014/0271,310 Clubhead Vane Pump With Balanced VanesAbandonedMar 14, 13Sep 18, 14[F04C]
2014/0224,231 Controlling an Exhaust Gas Recirculation (EGR) ValveAbandonedFeb 13, 13Aug 14, 14[F02M, F02B]
2014/0209,070 Heat Exchange in a Vehicle Engine SystemAbandonedJan 25, 13Jul 31, 14[F02B]
2014/0174,287 Rotary Vane Actuator With Continuous Vane SealAbandonedDec 26, 12Jun 26, 14[F15B]
2013/0213,004 MULTI-ELECTRODE IGNITER FOR A GAS TURBINE ENGINEAbandonedFeb 22, 12Aug 22, 13[F02C]
2013/0084,198 PUMP WITH CENTRALIZED SPRING FORCESAbandonedOct 04, 11Apr 04, 13[F04B]
8353163 Fuel injector sans support/stemExpiredNov 22, 11Jan 15, 13[B05B, F02C, F02G]
2012/0245,002 EXERCISE DEVICE AND METHOD OF EXERCISINGAbandonedMar 26, 12Sep 27, 12[A63B]
2011/0214,644 Cold-Start Fuel Control SystemAbandonedFeb 24, 11Sep 08, 11[F02M]
2011/0073,071 Internally Nested Variable-Area Fuel NozzleAbandonedSep 30, 09Mar 31, 11[F02M]
2010/0052,318 System and Method of Joining Fluid Transporting Tube and Header Using Internal FerruleAbandonedAug 27, 08Mar 04, 10[F16L]
2009/0241,520 Diesel Exhaust Soot Sensor System and MethodAbandonedMar 31, 08Oct 01, 09[F01N]

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