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IPC Subgroup
H02K 5/16

Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields

Introduced: September 1968

Last revised: January 2006

Full Title

Casings; Enclosures; Supports > Casings or enclosures characterised by the shape, form or construction thereof > Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields

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 5/167 using sliding-contact or spherical cap bearings
  • H02K 5/173 using bearings with rolling contact, e.g. ball bearings

Top Applicants

Top 10 applicants by patent filingsfor 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