H02K 41/02 Linear motors; Sectional motors
Full Title
Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path > Linear motors; Sectional motors
Filing statistics
CPC H02K 41/02 belongs to the parent subclass H02K, which recorded 252,453 patent applications worldwide between 2013 and 2023. Annual filings grew from 14,359 in 2013 to 24,242 in 2023 (+69%), peaking at 29,510 applications in 2020. The most active applicants in class H02 are SGCC(STATE GRID CORPORATION OF CHINA) (24,515 applications), MITSUBISHI ELECTRIC CORPORATION (11,346 applications) and SIEMENS (9,026 applications).
Source: EPO PATSTAT, worldwide filings
3 direct subcodes
Child Classifications
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- H02K 41/025 Asynchronous motors
- H02K 41/03 Synchronous motors; Motors moving step by step; Reluctance motors (H02K41/035 takes precedence)
- H02K 41/035 DC motors; Unipolar motors
Top Applicants
Top 10 applicants by patent filingsfor class H02, 2013–2023, worldwide · Source: EPO PATSTAT
- SGCC(STATE GRID CORPORATION OF CHINA) 24,515
- MITSUBISHI ELECTRIC CORPORATION JP 11,346
- SIEMENS DE 9,026
- ROBERT BOSCH DE 9,005
- SAMSUNG ELECTRONICS COMPANY KR 6,729
- GUANGDONG POWER GRID CORPORATION 5,740
- DENSO CORPORATION JP 5,077
- LG ELECTRONICS KR 5,041
- LG INNOTEK COMPANY KR 4,442
- TOYOTA MOTOR CORPORATION 4,349