Patent Assignment
Reel/Frame 074188/0822
Change of Name
Recorded: 2026-01-05
Pages: 14
Assignor
HITACHI-GE NUCLEAR ENERGY, LTD.
Executed: 2025-06-01
Assignee
HITACHI GE VERNOVA NUCLEAR ENERGY, LTD.
1-1, 3-CHOME, SAIWAI-CHO, HITACHI-SHI, IBARAKI, 317-0073, JAPAN
Covered Properties
(115)
Induction Heating Stress Improvement
Operation Method of Nuclear Power Plant
Adjustable Speed Drive System for Primary Loop Recirculation Pump
Method for Improving Residual Stress in Pipe and Apparatus
Suppression Method of Radionuclide Deposition on Reactor Component of Nuclear Power Plant and Ferrite Film Formation Apparatus
Reactor Power Control Apparatus of a Natural Circulation Boiling Water Reactor and a Feed Water Control Apparatus and Nuclear Power Generation Plant
Reactor Power Control Apparatus of Natural Circulation Reactor and Method for Controlling Reactor Power of Natural Circulation Reactor
Steam Separator, Boiling Water Reactor and Swirler Assembly
Reactor Containment Vessel
Natural Circulation Boiling Water Reactor and Handling Method Thereof
Method and Apparatus for Ultrasonic Inspection of Reactor Pressure Vessel
Fuel Exchange Apparatus
Method for Inspecting Pipes, and Radiographic Non-Destructive Inspection Apparatus
Eddy Current Flaw Detection Probe
Natural Circulation Boiling Water Reactor and Handling Method Thereof
Apparatus for Ultrasonic Inspection of Reactor Pressure Vessel
Method for Executing Water Jet Peening
Adjustable Speed Drive System for Primary Loop Recirculation Pump
Suppression Method of Radionuclide Deposition on Reactor Component of Nuclear Power Plant and Ferrite Film Formation Apparatus
Ultrasonic Inspection Method and Ultrasonic Inspection Apparatus
Suppression Method of Radionuclide Deposition on Reactor Component of Nuclear Power Plant and Ferrite Film Formation Apparatus
Plant with Piping Mounted on Branch Pipe and Boiling Water Reactor Plant
Method for Improving Residual Stress in Pipe and Apparatus
Method for Carrying Out Reactor Internal
Operation Method of Nuclear Power Plant
Reactor Core
Jet Pump and Reactor
Electrochemical Corrosion Potential Sensor
System and Method for Detecting Position of Underwater Vehicle
Water Jet Peening Method and Apparatus Thereof
Suppression Method for Corrosion of Carbon Steel Member
Method for Managing Internal Equipment in Reactor Pressure Vessel and Apparatus Thereof
Control Rod for Boiling Water Reactor
Method of Handling Control Rod and Control Rod Handling Apparatus
Electrolytically Etching Method and Apparatus of Surface of Nuclear Reactor Core Internals
Core Recognition System and Core Recognition Method
Ultrasonic Inspection Method and Ultrasonic Inspection Device
Suppression Method of Radionuclide Deposition on Reactor Component of Nuclear Power Plant
Apparatus for Ultrasonic Inspection of Reactor Pressure Vessel
Apparatus for Ultrasonic Inspection of Reactor Pressure Vessel
Steel Concrete Structure for Reactor Containment Facility
Jet Pump and Reactor
Ultrasonic Inspection System and Ultrasonic Inspection Method
Boiling Water Nuclear Plant and Steam Dryer
Fine Motion Control Rod Drive Mechanism Handling Apparatus and Method of Handling Fine Motion Control Rod Drive Mechanism
Operation Method of Nuclear Power Plant
Operation Method of Nuclear Power Plant
Method for Improving Residual Stress in Pipe and Method for Construction Management
Method of Forming FE3-XCRXO4 (0 < X < 0.1) Film on Structural Member in a Plant
Boiling Water Nuclear Plant and Method of Reducing Dose in Turbine System
Gamma Scanning Apparatus
Jet Pump and Reactor
Method of Checking Installed State of Jet Pump Beam
Heat-Resistant Ultrasonic Sensor and Installation Method Thereof
Nuclear Reactor Vibration Monitoring Apparatus and Method of Monitoring Nuclear Reactor Vibration
Method of Depositing Noble Metal on Structure Member of Nuclear Plant
Ultrasonic Reactor Water Level Measuring Device and Evaluation Method
Method of Executing Water Jet Peening
Suppression Method for Corrosion of Carbon Steel Member
Eddy Current Flaw Detection System and Eddy Current Flaw Detection Method
Method of Repairing Shroud Support and Repair Apparatus Thereof
Preventive Maintenance Method and Apparatus for a Structural Components in a Reactor Pressure Vessel
Method of Executing Shot Peening
Passive Residual Heat Removal System and Nuclear Power Plant Equipment
Radionuclide Adsorbent, Method of Producing Radionuclide Adsorbent and Production Apparatus Thereof
Gap Expanding Method of Ball Screw and Fine Motion Control Rod Drive Mechanism Incorporating Gap Expanded Ball Screw
Ultrasonic Observation Equipment, Ultrasonic Observation System, and Ultrasonic Observation Method
Neutron Monitoring System
Radioactive Organic Waste Treatment Method
System for Attitude Control of Underwater Vehicle and Method for Attitude Control of Underwater Vehicle
Plate Heat Exchanger
Plate Heat Exchanger
Natural-Circulation Boiling Water Reactor and Chimney Therefor
Method of Chemical Decontamination for Carbon Steel Member of Nuclear Power Plant
Gas Supply Apparatus and Air or Nitrogen Supply Apparatus of Nuclear Plant
Control Rod Drive Mechanism
Plate Heat Exchanger
Radioactive Waste Solidification Method
Boiling Water Type Nuclear Power Plant
Investigation System
Method of Treating Radioactive Liquid Waste and Radioactive Liquid Waste Treatment Apparatus
Nuclear Power Plant
Eddy Current Inspection Device
Method for Relieving Corrosive Environment of Boiling Water Reactor, Nuclear Power Plant, and Method for Injecting Noble Metal Which Is Carried Out in Nuclear Power Plant
Nuclear Power Plant That Can Automatically Close a Steam Safety Relief Valve Upon Determination of Exhaust Pipe Leakage
Butterfly Valve Formed of a Laminated Material
Platinum Oxide Colloidal Solution, Manufacturing Method Therefor, Manufacture Apparatus Thereof, and Method of Injection Noble Metal of Boiling Water Nuclear Power Plant
Gap Expanding Method of Ball Screw and Fine Motion Control Rod Drive Mechanism Incorporating Gap Expanded Ball Screw
Core of Boiling Water Reactor
Water Injection Device
Movable Standby Hydraulic Control Unit That Is Usable During a Control Rod Drive System Inspection to Temporarily Replace Any One of Several Hydraulic Control Units
Control Rod Operation Monitoring Method and Control Rod Operation Monitoring System
Ultrasonic Probe, Ultrasonic Flaw Detection Apparatus and Method
Ultrasonic Inspection System
Fuel Assembly
Ultrasonic Inspection System
Control Rod Motion Monitoring System and Control Rod Motion Monitoring Method
Nuclear Power Plant
Chemical Decontamination Method
Plant Facility Apparatus Recognition System and Plant Facility Apparatus Recognition Method
Sensor System
Vibration Isolation Supporting Structure and Vibration Isolation System
Ultrasonic Flaw Detection Method and Apparatus
Fuel Element, Fuel Assembly, and Core
Method of Manufacturing Transition Piece and Transition Piece
Reactor Containment Vessel Vent System
Predictive Model Construction and Prediction Method for Radioactive Metal Corrosion Concentration in Nuclear Reactor Water
Device for Prediction of Reactor Water Quality of Nuclear Reactor
Ultrasonic Inspection Method and Ultrasonic Inspection Apparatus
Fast Reactor with Primary and Backup Control Rods
Organic Iodine Trapping Apparatus
Fluid Contact Member and Method of Manufacturing Fluid Contact Member
Organic Iodine Remover
Chemical Decontamination Method
Collision Protection Slab Above Spent Fuel Pool
Related Assignments
(21)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 10, 2006
From: KATAYAMA, YUKIHIRO; SUGIYAMA, MASASHI; MORITA, SHUNYA; SATOMI, HIROHISA
To: HITACHI, LTD.
Reel/Frame 017774/0235 →
Assignment of Assignor's Interest
Jul 14, 2006
From: HOSOKAWA, HIDEYUKI; NAGASE, MAKOTO; ISHIDA, KAZUSHIGE; WADA, YOUICHI
To: HITACHI, LTD.
Reel/Frame 018107/0719 →
Assignment of Assignor's Interest
Nov 3, 2006
From: CHAKI, MASAO; KITOU, KAZUAKI; AOYAMA, MOTOO; OOTSUKA, MASAYA
To: HITACHI, LTD.
Reel/Frame 018482/0346 →
Assignment of Assignor's Interest
Jan 25, 2007
From: FUSHIMI, ATSUSHI; ARITA, SETSUO; ISHII, KAZUHIKO; ISHII, YOSHIHIKO
To: HITACHI, LTD.
Reel/Frame 018848/0686 →
Assignment of Assignor's Interest
Mar 5, 2007
From: WATANABE, ATSUSHI; WADA, YOICHI; NAGASE, MAKOTO; ISHIDA, KAZUSHIGE
To: HITACHI, LTD.
Reel/Frame 019004/0843 →
Assignment of Assignor's Interest
Mar 5, 2007
From: CHAKI, MASAO; MURASE, MICHIO; ISHIDA, NAOYUKI
To: HITACHI, LTD.
Reel/Frame 019007/0282 →
Assignment of Assignor's Interest
Mar 6, 2007
From: SATO, KOICHI; HASEGAWA, SHIN
To: HITACHI, LTD.
Reel/Frame 019004/0981 →
Assignment of Assignor's Interest
Jul 24, 2007
From: AOIKE, SATORU; HISATSUNE, MASAKAZU
To: HITACHI, LTD.
Reel/Frame 019603/0616 →
Assignment of Assignor's Interest
Aug 27, 2007
From: KONO, NAOYUKI; MIKI, MASAHIRO; NONAKA, YOSHIO; NAKAMURA, MOTOYUKI
To: HITACHI-GE NUCLEAR ENERGY, LTD.
Reel/Frame 019748/0549 →
Assignment of Assignor's Interest
Sep 11, 2007
From: HIRAKO, SHIZUKA
To: HITACHI, LTD.
Reel/Frame 019813/0379 →
Assignment of Assignor's Interest
Oct 2, 2007
From: HITACHI, LTD.
To: HITACHI-GE NUCLEAR ENERGY, LTD.
Reel/Frame 019938/0213 →
Assignment of Assignor's Interest
Oct 23, 2007
From: HITACHI, LTD.
To: HITACHI-GE NUCLEAR ENERGY, LTD.
Reel/Frame 019998/0154 →
Assignment of Assignor's Interest
Oct 24, 2007
From: HITACHI, LTD.
To: HITACHI-GE NUCLEAR ENERGY, LTD.
Reel/Frame 020005/0105 →
Assignment of Assignor's Interest
Oct 29, 2007
From: HITACHI, LTD.
To: HITACHI-GE NUCLEAR ENERGY, LTD.
Reel/Frame 020055/0312 →
Assignment of Assignor's Interest
Nov 28, 2007
From: HITACHI, LTD.
To: HITACHI-GE NUCLEAR ENERGY, LTD.
Reel/Frame 020168/0381 →
Assignment of Assignor's Interest
Mar 19, 2008
From: ARAI, YUTAKA; HOSODA, YUJI; AZUMAISHI, RYOJI; KOMETANI, YUTAKA
To: HITACHI-GE NUCLEAR ENERGY, LTD.
Reel/Frame 020673/0648 →
Assignment of Assignor's Interest
Jun 17, 2008
From: NISHIMIZU, AKIRA; OUCHI, HIROFUMI; NONAKA, YOSHIO; TAKATORI, YOSUKE
To: HITACHI-GE NUCLEAR ENERGY, LTD.
Reel/Frame 021103/0579 →
Assignment of Assignor's Interest
Jul 9, 2008
From: NAGUMO, YASUSHI; NUKAGA, JUN; KAMIMURA, HIROSHI; SADAOKA, NORIYUKI
To: HITACHI-GE NUCLEAR ENERGY, LTD.
Reel/Frame 021213/0338 →
Assignment of Assignor's Interest
Oct 17, 2008
From: NAKAMURA, MOTOYUKI; NONAKA, YOSHIO; KONO, NAOYUKI; MIKI, MASAHIRO
To: HITACHI-GE NUCLEAR ENERGY, LTD.
Reel/Frame 021698/0472 →
Assignment of Assignor's Interest
Oct 28, 2008
From: HATOU, HISAMITU; SAITOU, NOBORU; MORINAKA, REN; MOTOKI, TOMOHIKO
To: HITACHI-GE NUCLEAR ENERGY, LTD.
Reel/Frame 021746/0353 →
Corrected Assignment in Motice of Recordation, the Fifth Inventor's Name Is Incorrect. Reel 021746 Frame 0353.
Apr 24, 2009
From: HATOU, HISAMITU; SAITOU, NOBORU; MORINAKA, REN; MOTOKI, TOMOHIKO
To: HITACHI-GE NUCLEAR ENERGY, LTD.
Reel/Frame 022591/0578 →