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CPC Subclass Not Allocatable
H01R

ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS

Description

H01R encompasses electrical connection devices and systems that establish conductive pathways between electrical components. This subclass covers connectors, coupling devices, plugs, sockets, terminal assemblies, and current collectors used across diverse applications from consumer electronics to industrial equipment. It includes technologies for organizing and insulating multiple electrical conductors within a single connector body, as well as mechanisms for reliable and repeated connection/disconnection of circuits. Adjacent classes H01M (electrochemical devices) and H01G (capacitors) are excluded; H01R focuses specifically on mechanical and structural aspects of electrical connections rather than energy storage or conversion devices.

21 direct subcodes

Child Classifications

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  • H01R 2101/00 One pole
  • H01R 2103/00 Two poles
  • H01R 2105/00 Three poles
  • H01R 2107/00 Four or more poles
  • H01R 29/00 Coupling parts for selective co-operation with a counterpart in different ways to establish different circuits, e.g. for voltage selection, for series-parallel selection,

Top Applicants

Top 10 applicants by patent filingsfor class H01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 37,897
  2. TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 36,116
  3. APPLIED MATERIALS US 21,640
  4. LG ENERGY SOLUTION KR 20,770
  5. LG CHEM KR 19,835
  6. TOKYO ELECTRON JP 18,519
  7. ROBERT BOSCH DE 14,595
  8. INTEL CORPORATION US 13,580
  9. MURATA MANUFACTURING COMPANY JP 12,151
  10. SAMSUNG SDI COMPANY KR 12,080