CPC Main Group
H02K 7/00 Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
10 direct subcodes
Child Classifications
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- H02K 7/02 Additional mass for increasing inertia, e.g. flywheels
- H02K 7/04 Balancing means
- H02K 7/06 Means for converting reciprocating motion into rotary motion or vice versa
- H02K 7/08 Structural association with bearings
- H02K 7/10 Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K 7/14 Structural association with mechanical loads, e.g. with hand-held machine tools or fans (with fan or impeller for cooling the machine H02K9/06)
- H02K 7/18 Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K 7/20 Structural association with auxiliary dynamo-electric machines, e.g. with electric starter motors or exciters
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