GE-HITACHI NUCLEAR ENERGY AMERICAS LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G21C NUCLEAR REACTORS 1304
 
  
 
G21G CONVERSION OF CHEMICAL ELEMENTS; RADIOACTIVE SOURCES 174
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL1357
 
  
 
G21D NUCLEAR POWER PLANT 124
 
  
 
C25C PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR 118
 
  
 
G21F PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR 1111
 
  
 
B01D SEPARATION 9125
 
  
 
F04F PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED 68
 
  
 
F16B DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING 643
 
  
 
B05B SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES 460

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0053,572 REMOTELY OPERATED VEHICLES, SYSTEMS, AND METHODS FOR INSPECTING CORE SHROUDSAug 16, 16Feb 22, 18[G21C]
2018/0053,573 INSULATED SOLUTION INJECTOR, SYSTEM INCLUDING THE SAME, AND METHOD OF INJECTING USING THE SAMESep 11, 17Feb 22, 18[F16L, B05B, G21C]
2018/0019,026 STATIONARY ISOLATED ROD COUPLINGS FOR USE IN A NUCLEAR REACTOR CONTROL ROD DRIVEJun 30, 17Jan 18, 18[H02K, G21C]
2018/0019,027 MOVEABLE ISOLATED ROD COUPLINGS FOR USE IN A NUCLEAR REACTOR CONTROL ROD DRIVEJul 10, 17Jan 18, 18[G21C]
2018/0019,028 MAGNETICALLY-ACTUATED ISOLATED ROD COUPLINGS FOR USE IN A NUCLEAR REACTOR CONTROL ROD DRIVEJul 11, 17Jan 18, 18[H02K, F16B, G21C, H01F]
2017/0358,374 NUCLEAR REACTOR FLUID THERMAL MONITORING ARRAYJun 09, 16Dec 14, 17[G21C]
2017/0321,726 SLIP JOINT CLAMPS AND METHODS FOR USE IN A NUCLEAR REACTOR JET PUMPMay 09, 16Nov 09, 17[F16B, F04F, G21C]
2017/0298,972 APPARATUSES AND METHODS FOR STRUCTURALLY REPLACING CRACKED WELDS IN NUCLEAR POWER PLANTSApr 07, 17Oct 19, 17[F16B]
2017/0236,602 FUEL BUNDLE FOR A LIQUID METAL COOLED NUCLEAR REACTORFeb 20, 17Aug 17, 17[G21C]
2017/0062,085 SYSTEMS AND METHODS FOR GENERATING ISOTOPES IN NUCLEAR REACTOR STARTUP SOURCE HOLDERSMay 06, 15Mar 02, 17[G21G, G21C]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9920443 Modular cathode assemblies and methods of using the same for electrochemical reductionOct 30, 14Mar 20, 18[G21F, C25C, G21C]
9921113 Fiber optic temperature sensing system and method utilizing Brillouin scattering for large, well-ventilated spacesJul 23, 14Mar 20, 18[G01K, G01J, G21D]
9922734 Containment vent system with passive mode for boiling water reactors (BWRS), and method thereofDec 28, 12Mar 20, 18[G21F, G21C, G21D]
9911513 Passive shutdown system and method of operating a liquid metal cooled reactor using the sameJan 14, 14Mar 06, 18[G21C, G21D]
9911516 Cooling systems for spent nuclear fuel, casks including the cooling systems, and methods for cooling spent nuclear fuelDec 26, 12Mar 06, 18[G21F, G21H]
9899107 Rod assembly for nuclear reactorsSep 10, 10Feb 20, 18[G21G, G21C]
9894802 Passive system of powering and cooling with liquid metal and method thereofMay 29, 14Feb 13, 18[H01L, H05K]
9881702 Hydraulic control unit and method of shutting down a nuclear reactor using the sameDec 10, 14Jan 30, 18[F15B, G21C, G21D]
9857311 Methods and systems for nondestructive testing with accurate positionAug 27, 14Jan 02, 18[G01N]
9839925 Methods of cleaning a submerged surface using a fluid jet discharging a liquid/gas combinationSep 11, 12Dec 12, 17[B05B, B08B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0099,083 FAST FLUX SHIELD AND METHOD OF REDUCING FAST NEUTRON FLUENCE AT A CORE SHROUD OF A BOILING WATER REACTOR USING THE SAMEAbandonedOct 01, 14Apr 07, 16[G21C]
2015/0308,909 FIBER OPTIC PIPELINE ACOUSTIC MEASUREMENT METHOD, DEVICE, AND SYSTEMAbandonedApr 24, 14Oct 29, 15[G01L]
2015/0292,915 INFRARED ENCODING OF NON-DESTRUCTIVE EXAMINATIONSAbandonedApr 11, 14Oct 15, 15[G01B, G01D]
2015/0040,727 MECHANICAL PRESS SYSTEM AND METHOD OF REMOVING SALT USING THE SAMEAbandonedAug 07, 13Feb 12, 15[C22B]
8923469 Method and apparatus for an alternative remote spent fuel pool cooling system for light water reactorsWithdrawnDec 19, 11Dec 30, 14[G21C]
2014/0251,020 METHOD AND APPARATUS FOR PIPE PRESSURE MEASUREMENTSAbandonedMar 05, 13Sep 11, 14[G01L]
8792605 Control rod blade unlatching toolWithdrawnNov 10, 10Jul 29, 14[G21C]
2014/0177,773 CONTROL ROD DRIVE APPARATUS UTILIZING ALLOYS WITH LOW TO ZERO COBALT CONTENTAbandonedDec 20, 12Jun 26, 14[G21C]
2014/0072,085 METHOD AND SYSTEM FOR A SPENT FUEL POOL LEVEL MEASUREMENT WITHOUT ELECTRICAL POWERAbandonedSep 11, 12Mar 13, 14[G21C]
2014/0072,086 METHOD AND SYSTEM FOR MEASURING A SPENT FUEL POOL TEMPERATURE AND LIQUID LEVEL WITHOUT EXTERNAL ELECTRICAL POWERAbandonedSep 11, 12Mar 13, 14[B23P, G21C]
2014/0072,089 METHOD AND SYSTEM FOR AN ALTERNATIVE BWR CONTAINMENT HEAT REMOVAL SYSTEMAbandonedSep 12, 12Mar 13, 14[G21C]
8666017 Apparatus for repairing riser pipe elbow weld in boiling water nuclear reactorExpiredAug 15, 11Mar 04, 14[G21C]
8650734 Method for repairing a core spray line elbow weld jointExpiredMay 12, 11Feb 18, 14[F16L, B21D]
8644443 Gamma thermometer axial apparatus and method for monitoring reactor core in nuclear power plantExpiredMay 07, 12Feb 04, 14[G21C]
8636892 Anode-cathode power distribution systems and methods of using the same for electrochemical reductionExpiredDec 23, 10Jan 28, 14[C25C]
8638899 Methods and apparatuses for producing isotopes in nuclear fuel assembly water rodsExpiredJul 15, 09Jan 28, 14[G21C]
8631563 Apparatus and method for removing a dry tube assembly from a nuclear reactor pressure vesselExpiredApr 14, 09Jan 21, 14[B23P]
8599992 Method and apparatus for a jet pump inlet mixer integral slip joint clampExpiredDec 30, 10Dec 03, 13[G21C]
2013/0315,361 SYSTEMS AND METHODS FOR PROCESSING IRRADIATION TARGETS THROUGH MULTIPLE INSTRUMENTATION TUBES IN A NUCLEAR REACTORAbandonedMay 22, 12Nov 28, 13[G21G, G21C]
2013/0315,365 METHOD AND APPARATUS FOR A JET PUMP INLET-MIXER SLIP JOINTAbandonedMay 23, 12Nov 28, 13[B23P, G21C]

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