CPC Subgroup
G01R 11/48 Meters specially adapted for measuring real or reactive components; Meters specially adapted for measuring apparent energy
Full Title
Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption (monitoring electric consumption of electrically-propelled vehicles B60L3/00) > Meters specially adapted for measuring real or reactive components; Meters specially adapted for measuring apparent energy
3 direct subcodes
Child Classifications
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- G01R 11/50 for measuring real component
- G01R 11/52 for measuring reactive component
- G01R 11/54 for measuring simultaneously at least two of the following three variables: real component, reactive component, apparent energy
Top Applicants
Top 10 applicants by patent filingsfor class G01, 2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 21,460
- ROBERT BOSCH DE 17,801
- SGCC(STATE GRID CORPORATION OF CHINA) 17,347
- SAMSUNG ELECTRONICS COMPANY KR 13,192
- QUALCOMM US 9,900
- HALLIBURTON ENERGY SERVICES GROUP US 9,742
- PHILIPS ELECTRONICS NL 7,249
- MITSUBISHI ELECTRIC CORPORATION JP 6,503
- ZHEJIANG UNIVERSITY 6,414
- DENSO CORPORATION JP 6,382