Advanced Nuclear Patent Application Trends 2025

Advanced Nuclear Patent Application Filing Activity

Advanced Nuclear patent applications in 2025

Top Technology Areas in Advanced Nuclear

Top CPC Codes

G21C3/54 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors)
- Count: 4 patents
- Example: 20250037889. EXTRACTION OF FISSION PRODUCTS FROM MOLTEN SALT VIA REDOX REACTION WITH REDUCTING AGENTS (ABILENE CHRISTIAN UNIVERSITY)
G21F5/12 (PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR (radiation protection by pharmaceutical means)
- Count: 3 patents
- Example: 20250037892. NUCLEAR WASTE CASK WITH IMPACT PROTECTION, IMPACT AMELIORATION SYSTEM FOR NUCLEAR FUEL STORAGE, UNVENTILATED CASK FOR STORING NUCLEAR WASTE, AND STORAGE AND TRANSPORT CASK FOR NUCLEAR WASTE (Holtec International)
G21F5/10 (PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR (radiation protection by pharmaceutical means)
- Count: 3 patents
- Example: 20250006393. NUCLEAR MATERIALS APPARATUS AND IMPLEMENTING THE SAME (Holtec International)
G21C1/32 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors)
- Count: 3 patents
- Example: 20250046478. SMALL NUCLEAR REACTOR APPARATUS AND OPERATION METHOD THEREOF (KOREA HYDRO & NUCLEAR POWER CO., LTD)
G21C19/04 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors)
- Count: 2 patents
- Example: 20250037888. NUCLEAR POWER PLANT INCLUDING SMALL MODULAR REACTOR (SMR) DISPOSED IN COOLING WATER TANK AND MAINTENANCE METHOD THEREOF (KOREA HYDRO & NUCLEAR POWER CO., LTD.)
G21C19/50 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors)
- Count: 2 patents
- Example: 20250037889. EXTRACTION OF FISSION PRODUCTS FROM MOLTEN SALT VIA REDOX REACTION WITH REDUCTING AGENTS (ABILENE CHRISTIAN UNIVERSITY)
G21F5/08 (PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR (radiation protection by pharmaceutical means)
- Count: 2 patents
- Example: 20250037892. NUCLEAR WASTE CASK WITH IMPACT PROTECTION, IMPACT AMELIORATION SYSTEM FOR NUCLEAR FUEL STORAGE, UNVENTILATED CASK FOR STORING NUCLEAR WASTE, AND STORAGE AND TRANSPORT CASK FOR NUCLEAR WASTE (Holtec International)
G21F5/005 (Transportable or portable shielded containers)
- Count: 2 patents
- Example: 20250006393. NUCLEAR MATERIALS APPARATUS AND IMPLEMENTING THE SAME (Holtec International)
G21F9/34 (PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR (radiation protection by pharmaceutical means)
- Count: 2 patents
- Example: 20250006393. NUCLEAR MATERIALS APPARATUS AND IMPLEMENTING THE SAME (Holtec International)
G21C3/18 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors)
- Count: 2 patents
- Example: 20250046479. METHOD AND MACHINE FOR TESTING A SPACER GRID OF A NUCLEAR FUEL ASSEMBLY (FRAMATOME)

Top Companies in Advanced Nuclear 2025

File:Top Companies in Advanced Nuclear.png

ABILENE CHRISTIAN UNIVERSITY

Number of Advanced Nuclear patents: 5
Top CPC codes:
- G21C3/54 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors): 2 patents
- G21C19/50 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors): 1 patents
- C23C18/16 (by reduction or substitution, e.g. electroless plating (): 1 patents
Recent patents:

Holtec International

Number of Advanced Nuclear patents: 3
Top CPC codes:
- G21F5/12 (PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR (radiation protection by pharmaceutical means): 2 patents
- G21F5/08 (PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR (radiation protection by pharmaceutical means): 2 patents
- G21F5/012 (PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR (radiation protection by pharmaceutical means): 1 patents
Recent patents:

Hamamatsu Photonics K.K.

Number of Advanced Nuclear patents: 3
Top CPC codes:
- H01J37/32935 (Gas-filled discharge tubes (heating by discharge): 1 patents
- H01J37/32357 (Gas-filled discharge tubes (heating by discharge): 1 patents
- H01J37/3244 (Gas-filled discharge tubes (heating by discharge): 1 patents
Recent patents:

Wisconsin Alumni Research Foundation

Number of Advanced Nuclear patents: 3
Top CPC codes:
- G21C3/322 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors): 1 patents
- H02K44/10 (DYNAMO-ELECTRIC MACHINES (dynamo-electric relays): 1 patents
- F03H1/0068 (Using plasma to produce a reactive propulsive thrust (generating plasma): 1 patents
Recent patents:

Last Energy Inc.

Number of Advanced Nuclear patents: 2
Top CPC codes:
- G21C9/022 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors): 1 patents
- G21C11/088 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors): 1 patents
- G21C15/18 (Emergency cooling arrangements; Removing shut-down heat): 1 patents
Recent patents:
- 20250006385. NUCLEAR REACTOR SYSTEM AND METALLIC COOLANT COMPOSITION (Last Energy Inc.) (20250102)
- 20250132064. DIFFUSION-BONDED PRESSURE VESSEL FOR NUCLEAR REACTOR (Last Energy Inc.) (20250424)

KOREA HYDRO & NUCLEAR POWER CO., LTD

Number of Advanced Nuclear patents: 2
Top CPC codes:
- G21C1/32 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors): 1 patents
- G21C19/19 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors): 1 patents
- G21C3/328 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors): 1 patents
Recent patents:
- 20250046478. SMALL NUCLEAR REACTOR APPARATUS AND OPERATION METHOD THEREOF (KOREA HYDRO & NUCLEAR POWER CO., LTD) (20250206)
- 20250029738. SMALL MODULAR REACTOR INCLUDING SMALL FUEL ASSEMBLIES (KOREA HYDRO & NUCLEAR POWER CO., LTD) (20250123)

TerraPower, LLC

Number of Advanced Nuclear patents: 2
Top CPC codes:
- G21C3/18 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors): 1 patents
- G21C3/07 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors): 1 patents
- G21C7/06 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors): 1 patents
Recent patents:
- 20250022621. NUCLEAR FUEL ELEMENT (TerraPower, LLC) (20250116)
- 20250079027. DOPPLER REACTIVITY AUGMENTATION DEVICE (TerraPower, LLC) (20250306)

HOLTEC INTERNATIONAL

Number of Advanced Nuclear patents: 2
Top CPC codes:
- G21F5/10 (PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR (radiation protection by pharmaceutical means): 2 patents
- G21F5/005 (Transportable or portable shielded containers): 1 patents
- G21F9/34 (PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR (radiation protection by pharmaceutical means): 1 patents
Recent patents:
- 20250079033. CASK WITH VENTILATION CONTROL FOR SPENT NUCLEAR FUEL STORAGE (HOLTEC INTERNATIONAL) (20250306)
- 20250095874. STACKABLE NUCLEAR WASTE STORAGE SYSTEM (HOLTEC INTERNATIONAL) (20250320)

KOREA HYDRO & NUCLEAR POWER CO., LTD.

Number of Advanced Nuclear patents: 1
Top CPC codes:
- G21C19/22 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors): 1 patents
- G21C19/04 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors): 1 patents
- G21C19/07 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors): 1 patents
Recent patents:
- 20250037888. NUCLEAR POWER PLANT INCLUDING SMALL MODULAR REACTOR (SMR) DISPOSED IN COOLING WATER TANK AND MAINTENANCE METHOD THEREOF (KOREA HYDRO & NUCLEAR POWER CO., LTD.) (20250130)

Halliburton Energy Services, Inc.

Number of Advanced Nuclear patents: 1
Top CPC codes:
- E21B41/0085 ({Adaptations of electric power generating means for use in boreholes}): 1 patents
Recent patents:
- 20250003315. Using Advanced Small Modular Reactors in Oilfield Operations (Halliburton Energy Services, Inc.) (20250102)

New Companies in Advanced Nuclear (Last Month)

File:New Companies in Advanced Nuclear Last Month.png

No new companies detected in the last month.

Emerging Technology Areas in Advanced Nuclear

H01S3/2308 (DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL)
- Count: 1 patents
- Example: 20250149848. SYSTEM AND METHOD FOR DYNAMIC HBEAM SHAPED LASER COUPLED TO OPTICAL CAVITY (Blue Laser Fusion, Inc.)
H01S3/139 (DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL)
- Count: 1 patents
- Example: 20250149848. SYSTEM AND METHOD FOR DYNAMIC HBEAM SHAPED LASER COUPLED TO OPTICAL CAVITY (Blue Laser Fusion, Inc.)
H01S3/1307 (DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL)
- Count: 1 patents
- Example: 20250149848. SYSTEM AND METHOD FOR DYNAMIC HBEAM SHAPED LASER COUPLED TO OPTICAL CAVITY (Blue Laser Fusion, Inc.)
H01S3/1305 (DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL)
- Count: 1 patents
- Example: 20250149848. SYSTEM AND METHOD FOR DYNAMIC HBEAM SHAPED LASER COUPLED TO OPTICAL CAVITY (Blue Laser Fusion, Inc.)
H01S3/0401 (DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL)
- Count: 1 patents
- Example: 20250149848. SYSTEM AND METHOD FOR DYNAMIC HBEAM SHAPED LASER COUPLED TO OPTICAL CAVITY (Blue Laser Fusion, Inc.)
G21B1/23 (Optical systems, e.g. for irradiating targets, for heating plasma or for plasma diagnostics)
- Count: 1 patents
- Example: 20250149848. SYSTEM AND METHOD FOR DYNAMIC HBEAM SHAPED LASER COUPLED TO OPTICAL CAVITY (Blue Laser Fusion, Inc.)
H01S3/136 (DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL)
- Count: 1 patents
- Example: 20250149848. SYSTEM AND METHOD FOR DYNAMIC HBEAM SHAPED LASER COUPLED TO OPTICAL CAVITY (Blue Laser Fusion, Inc.)
G21C3/28 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors)
- Count: 1 patents
- Example: 20250149196. Nuclear Reactor Loading System and Methods of use Thereof (Abilene Christian University)
G21C3/24 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors)
- Count: 1 patents
- Example: 20250149196. Nuclear Reactor Loading System and Methods of use Thereof (Abilene Christian University)
G21C1/22 (NUCLEAR REACTORS (fusion reactors, hybrid fission-fusion reactors)
- Count: 1 patents
- Example: 20250149196. Nuclear Reactor Loading System and Methods of use Thereof (Abilene Christian University)