CPC Subgroup
G21B 1/11 Details
Full Title
Thermonuclear fusion reactors > Details
7 direct subcodes
Child Classifications
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- G21B 1/13 First wall; Blanket; Divertor
- G21B 1/15 Particle injectors for producing thermonuclear fusion reactions, e.g. pellet injectors
- G21B 1/17 Vacuum chambers; Vacuum systems
- G21B 1/19 Targets for producing thermonuclear fusion reactions, e.g. pellets for irradiation by laser or charged particle beams
- G21B 1/21 Electric power supply systems, e.g. for magnet systems, switching devices, storage devices, circuit arrangements
- G21B 1/23 Optical systems, e.g. for irradiating targets, for heating plasma or for plasma diagnostics
Top Applicants
Top 10 applicants by patent filingsfor class G21, 2013–2023, worldwide · Source: EPO PATSTAT
- CHINA GENERAL NUCLEAR POWER CORPORATION 1,383
- WESTINGHOUSE ELECTRIC CORPORATION US 1,347
- KOREA ATOMIC ENERGY RESEARCH INSTITUTE KR 1,303
- CGN POWER COMPANY 1,156
- CHINA NUCLEAR POWER ENGINEERING COMPANY 1,149
- KOREA HYDRO & NUCLEAR POWER COMPANY KR 1,146
- NUCLEAR POWER INSTITUTE OF CHINA 1,086
- CHINESE ACADEMY OF SCIENCES 765
- CEA (COMMISSARIAT A L'ENERGIE ATOMIQUE) FR 763
- CHINA INSTITUTE OF ATOMIC ENERGY 659