IPC Subgroup
H02K 15/35 Form-wound windings
Introduced: January 2025
Full Title
Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines > Manufacture of winding connections > Connecting winding sections; Forming leads; Connecting leads to terminals > Form-wound windings
Classification Context
- Section:
- ELECTRICITY
- Class:
- GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
- Subclass:
- DYNAMO-ELECTRIC MACHINES
2 direct subcodes
Child Classifications
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- H02K 15/36 Processes or apparatus for simultaneously twisting two or more open ends of hairpins after their insertion into the machine
- H02K 15/38 Manufacturing or repairing cooling fluid boxes, e.g. ensuring both electrical and fluid connection of terminals of fluid cooled windings
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