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DIFF Subgroup
H02K 15/048

of the wave winding type

Introduced: January 2025

Full Title

Full titles differ between systems:

IPC:

Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines > of windings prior to their mounting into the machines > winding non-flat conductive wires, e.g. cables or cords > Distributed windings > of the wave winding type

CPC:

Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines > of windings prior to their mounting into the machines (insulating windings H02K15/10, H02K15/12) > winding non-flat conductive wires, e.g. cables or cords > Distributed windings > of the wave winding type

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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Top Applicants

Top Applicants (IPC)

Class H02,2013–2023, worldwide · Source: EPO PATSTAT

  1. SGCC(STATE GRID CORPORATION OF CHINA) 54,496
  2. MITSUBISHI ELECTRIC CORPORATION JP 10,495
  3. TOYOTA MOTOR CORPORATION 9,464
  4. GUANGDONG POWER GRID CORPORATION 9,339
  5. ROBERT BOSCH DE 8,226
  6. SIEMENS DE 8,218
  7. DENSO CORPORATION 7,063
  8. MITSUBISHI ELECTRIC CORPORATION 6,619
  9. SAMSUNG ELECTRONICS COMPANY KR 5,826
  10. GREE ELECTRIC APPLIANCES 5,094

Top Applicants (CPC)

Class H02,2013–2023, worldwide · Source: EPO PATSTAT

  1. SGCC(STATE GRID CORPORATION OF CHINA) 24,515
  2. MITSUBISHI ELECTRIC CORPORATION JP 11,346
  3. SIEMENS DE 9,026
  4. ROBERT BOSCH DE 9,005
  5. SAMSUNG ELECTRONICS COMPANY KR 6,729
  6. GUANGDONG POWER GRID CORPORATION 5,740
  7. DENSO CORPORATION JP 5,077
  8. LG ELECTRONICS KR 5,041
  9. LG INNOTEK COMPANY KR 4,442
  10. TOYOTA MOTOR CORPORATION 4,349