IPC Main Group
H02K 11/00 Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
Introduced: September 1968
Last revised: January 2016
Classification Context
- Section:
- ELECTRICITY
- Class:
- GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
- Subclass:
- DYNAMO-ELECTRIC MACHINES
Additional Content
Casings, enclosures or supports
6 direct subcodes
Child Classifications
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- H02K 11/01 for shielding from electromagnetic fields
- H02K 11/02 for suppression of electromagnetic interference
- H02K 11/04 for rectification
- H02K 11/2 for measuring, monitoring, testing, protecting or switching
- H02K 11/3 Structural association with control circuits or drive circuits
- H02K 11/4 Structural association with grounding devices
Top Applicants
Top 10 applicants by patent filingsfor class H02, 2013–2023, worldwide · Source: EPO PATSTAT
- SGCC(STATE GRID CORPORATION OF CHINA) 54,496
- MITSUBISHI ELECTRIC CORPORATION JP 10,495
- TOYOTA MOTOR CORPORATION 9,464
- GUANGDONG POWER GRID CORPORATION 9,339
- ROBERT BOSCH DE 8,226
- SIEMENS DE 8,218
- DENSO CORPORATION 7,063
- MITSUBISHI ELECTRIC CORPORATION 6,619
- SAMSUNG ELECTRONICS COMPANY KR 5,826
- GREE ELECTRIC APPLIANCES 5,094