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DIFF Subgroup
H02K 5/04

Casings or enclosures characterised by the shape, form or construction thereof

Introduced: September 1968

Full Title

Casings; Enclosures; Supports > Casings or enclosures characterised by the shape, form or construction thereof

IPC and CPC are identically structured here. All 10 subcodes exist in both systems.

4 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • H02K 5/06 Cast metal casings IPC+CPC Available in IPC and CPC
  • H02K 5/08 Insulating casings IPC+CPC Available in IPC and CPC
  • H02K 5/10 with arrangements for protection from ingress, e.g. water or fingers IPC+CPC Available in IPC and CPC
  • H02K 5/15 Mounting arrangements for bearing-shields or end plates since 1980 IPC+CPC Available in IPC and CPC
  • H02K 5/18 with ribs or fins for improving heat transfer IPC+CPC Available in IPC and CPC

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