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Nuclear engineering
G21C
NUCLEAR REACTORS
G21C7/00
Control of nuclear reaction
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G21C7/28
by displacement of the reflector or parts thereof
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Patents Grants
last 30 patents
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Patent Grant
Fast reactor with primary and backup control rods
Patent number
11,854,709
Issue date
Dec 26, 2023
Hitachi-GE Nuclear Energy, Ltd.
Koji Fujimura
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Enhanced graphite neutron reflector with beryllium oxide inclusions
Patent number
11,830,630
Issue date
Nov 28, 2023
Westinghouse Electric Company LLC
Yuriy Aleshin
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Micro-reactor core mechanical support
Patent number
11,810,681
Issue date
Nov 7, 2023
Westinghouse Electric Company LLC
Yuriy Aleshin
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Molten fuel nuclear reactor
Patent number
11,798,694
Issue date
Oct 24, 2023
TerraPower, LLC.
Anselmo T. Cisneros
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Reflectors for molten chloride fast reactors
Patent number
11,791,057
Issue date
Oct 17, 2023
TerraPower, LLC.
Anselmo T. Cisneros
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Nuclear reactor core support system providing radial and axial support
Patent number
11,742,098
Issue date
Aug 29, 2023
Westinghouse Electric Company LLC
Yuriy Aleshin
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Control drum for a mobile nuclear reactor
Patent number
11,417,435
Issue date
Aug 16, 2022
GE-Hitachi Nuclear Energy Americas LLC
Dennis Scott Nelson
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Control drum system for use with nuclear reactors
Patent number
11,380,449
Issue date
Jul 5, 2022
BWXT Advanced Technologies LLC
James B. Inman
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Rotational apparatus usable with control drum apparatus in nuclear...
Patent number
11,373,766
Issue date
Jun 28, 2022
Westinghouse Electric Company LLC
John L. Lyons
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Reflectors for molten chloride fast reactors
Patent number
11,075,015
Issue date
Jul 27, 2021
TerraPower, LLC.
Anselmo T. Cisneros
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Load-following nuclear reactor system using thermal expansion-based...
Patent number
10,991,468
Issue date
Apr 27, 2021
Clear Inc.
Osao Sumita
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Molten fuel nuclear reactor with neutron reflecting coolant
Patent number
10,867,710
Issue date
Dec 15, 2020
TerraPower, LLC.
Anselmo T. Cisneros
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Rotational apparatus usable with control drum apparatus in nuclear...
Patent number
10,790,066
Issue date
Sep 29, 2020
Westinghouse Electric Company LLC
John L. Lyons
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Neutron reflector assembly for dynamic spectrum shifting
Patent number
10,734,122
Issue date
Aug 4, 2020
TerraPower, LLC.
Anselmo T. Cisneros
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Nuclear power generation system utilizing thermal expansion in meta...
Patent number
10,522,259
Issue date
Dec 31, 2019
Clear Inc.
Osao Sumita
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Modular transportable nuclear generator
Patent number
10,229,757
Issue date
Mar 12, 2019
Logos Technologies LLC
Claudio Filippone
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Block-type movable reflector/moderator (RM) for nuclear reactor con...
Patent number
10,014,081
Issue date
Jul 3, 2018
Daniel Lee Laughman
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Compact nuclear power generation system
Patent number
9,613,723
Issue date
Apr 4, 2017
NIHON NATURE CELL CO., LTD.
Sadao Hattori
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Fast reactor having reactivity control reflector
Patent number
8,295,425
Issue date
Oct 23, 2012
Kabushiki Kaisha Toshiba
Toshiro Sakai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Fast reactor having reflector control system and neutron reflector...
Patent number
8,126,105
Issue date
Feb 28, 2012
Kabushiki Kaisha Toshiba
Tsugio Yokoyama
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Reactivity control arrangement and fast reactor
Patent number
7,873,137
Issue date
Jan 18, 2011
Kabushiki Kaisha Toshiba
Toshiyuki Suzuki
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Fast reactor having reflector control system and neutron reflector...
Patent number
7,864,913
Issue date
Jan 4, 2011
Kabushiki Kaisha Toshiba
Tsugio Yokoyama
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Fast reactor having reflector control system and neutron reflector...
Patent number
7,773,716
Issue date
Aug 10, 2010
Kabushiki Kaisha Toshiba
Tsugio Yokoyama
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Fast reactor controlled with a reflector
Patent number
7,693,250
Issue date
Apr 6, 2010
Kabushiki Kaisha Toshiba
Takanari Inatomi
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Fast reactor having reflector control system
Patent number
5,420,897
Issue date
May 30, 1995
Kabushiki Kaisha Toshiba
Shigeo Kasai
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Dual annular rotating "windowed" nuclear reflector reactor control...
Patent number
5,299,242
Issue date
Mar 29, 1994
The United States of America as represented by the United States Department o...
Michael G. Jacox
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Fast reactor
Patent number
5,196,159
Issue date
Mar 23, 1993
Kabushiki Kaisha Toshiba
Masatoshi Kawashima
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Underground nuclear power station using self-regulating heat-pipe c...
Patent number
4,851,183
Issue date
Jul 25, 1989
The United States of America as represented by the United States Department o...
Viktor E. Hampel
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
High temperature pebble bed reactor and process for shut-down
Patent number
4,713,211
Issue date
Dec 15, 1987
Hochtemperatur-Reaktorbau GmbH
Winfried Wachholz
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Compact power reactor
Patent number
4,127,443
Issue date
Nov 28, 1978
The United States of America as represented by the United States Department o...
Joseph R. Wetch
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Patents Applications
last 30 patents
Information
Patent Application
NUCLEAR REACTOR AND FUEL
Publication number
20240153654
Publication date
May 9, 2024
Oklo Inc.
Jacob DeWitte
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Core of Fast Reactor and Method of Operating Fast Reactor
Publication number
20240153652
Publication date
May 9, 2024
Hatachi-GE Nuclear Energy, Ltd.
Koji FUJIMURA
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
IN-VESSEL NATURAL CIRCULATION ALKALI METAL REACTOR SYSTEM, PURIFICA...
Publication number
20230402197
Publication date
Dec 14, 2023
Jacob DeWitte
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
CONTROL DRUM CONTROLLER FOR NUCLEAR REACTOR SYSTEM
Publication number
20230230714
Publication date
Jul 20, 2023
ULTRA SAFE NUCLEAR CORPORATION
Ethan Chaleff
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
RADIATION SHIELDING AND METHOD OF MANUFACTURE
Publication number
20230118687
Publication date
Apr 20, 2023
OKLO, INC.
Jacob DeWitte
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
VARIABLE FUEL ROD DIAMETER
Publication number
20220375632
Publication date
Nov 24, 2022
Westinghouse Electric Company LLC
Cenk GULER
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
CONTROL ROD SYSTEM FOR REACTOR APPLICATIONS
Publication number
20220059247
Publication date
Feb 24, 2022
Battelle Energy Alliance, LLC
Anthony L. Crawford
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
REFLECTORS FOR MOLTEN CHLORIDE FAST REACTORS
Publication number
20210343431
Publication date
Nov 4, 2021
TerraPower, LLC
Anselmo T. Cisneros
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Core of Fast Reactor and Method of Operating Fast Reactor
Publication number
20210287811
Publication date
Sep 16, 2021
Hitachi-GE NUCLEAR ENERGY, LTD.
Koji FUJIMURA
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
MOLTEN FUEL NUCLEAR REACTOR WITH NEUTRON REFLECTING COOLANT
Publication number
20210210224
Publication date
Jul 8, 2021
TerraPower, LLC
Anselmo T. Cisneros
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
CONTROL DRUM SYSTEM FOR USE WITH NUCLEAR REACTORS
Publication number
20210082587
Publication date
Mar 18, 2021
BWXT Advanced Technologies LLC
James B. Inman
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
ROTATIONAL APPARATUS USABLE WITH CONTROL DRUM APPARATUS IN NUCLEAR...
Publication number
20200395134
Publication date
Dec 17, 2020
Westinghouse Electric Company LLC
John L. Lyons
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
REFLECTORS FOR MOLTEN CHLORIDE FAST REACTORS
Publication number
20200027590
Publication date
Jan 23, 2020
TerraPower, LLC
Anselmo T. Cisneros
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
LOAD-FOLLOWING SMALL NUCLEAR REACTOR SYSTEM USING LIQUID METAL PRIM...
Publication number
20190311816
Publication date
Oct 10, 2019
CLEAR INC.
Osao SUMITA
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
Rotational Apparatus Usable With Control Drum Apparatus In Nuclear...
Publication number
20190172594
Publication date
Jun 6, 2019
Westinghouse Electric Company LLC
John L. Lyons
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
MOLTEN FUEL NUCLEAR REACTOR WITH NEUTRON REFLECTING COOLANT
Publication number
20180068750
Publication date
Mar 8, 2018
TerraPower, LLC
Anselmo T. Cisneros
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
NEUTRON REFLECTOR ASSEMBLY FOR DYNAMIC SPECTRUM SHIFTING
Publication number
20170092381
Publication date
Mar 30, 2017
TerraPower, LLC
Anselmo T. Cisneros
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
REACTOR UNIT CONTROL SYSTEM FOR SPACE AND TERRESTRIAL APPLICATIONS
Publication number
20150357056
Publication date
Dec 10, 2015
Colorado School Of Mines
Zeev Shayer
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
COMPACT NUCLEAR POWER GENERATION SYSTEM
Publication number
20150049850
Publication date
Feb 19, 2015
NIHON NATURE CELL CO., LTD.
Sadao Hattori
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
FAST REACTOR AND FAST REACTOR REFLECTOR ASSEMBLY
Publication number
20130294563
Publication date
Nov 7, 2013
Kabushiki Kaisha Toshiba
Akito NAGATA
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Application
FAST REACTOR HAVING REFLECTOR CONTROL SYSTEM AND NEUTRON REFLECTOR...
Publication number
20110103535
Publication date
May 5, 2011
Kabushiki Kaisha Toshiba
Tsugio Yokoyama
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
REFLECTOR-CONTROLLED FAST REACTOR
Publication number
20100239060
Publication date
Sep 23, 2010
Kabushiki Kaisha Toshiba
Hideki Horie
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
REFLECTOR SYSTEM OF FAST REACTOR
Publication number
20100067645
Publication date
Mar 18, 2010
Kabushiki Kaisha Toshiba
Toshiro SAKAI
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
FAST REACTOR HAVING REACTIVITY CONTROL REFLECTOR
Publication number
20090190710
Publication date
Jul 30, 2009
Kabushiki Kaisha Toshiba
Toshiro Sakai
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
REACTIVITY CONTROLLING APPARATUS AND FAST REACTOR
Publication number
20090175403
Publication date
Jul 9, 2009
Kabushiki Kaisha Toshiba
Toshiyuki Suzuki
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
FAST REACTOR HAVING REFLECTOR CONTROL SYSTEM AND NEUTRON REFLECTOR...
Publication number
20080273650
Publication date
Nov 6, 2008
Kabushiki Kaisha Toshiba
Tsugio Yokoyama
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
REFLECTOR CONTROL TYPE FAST REACTOR
Publication number
20080232534
Publication date
Sep 25, 2008
Kabushiki Kaisha Toshiba
Takanari Inatomi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Fast reactor having reflector control system and neutron reflector...
Publication number
20050220251
Publication date
Oct 6, 2005
Kabushiki Kaisha Toshiba
Tsugio Yokoyama
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...