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DIFF Subgroup
B61G 1/12

Operating devices therefor (B61G1/16 takes precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Operating devices therefor

CPC: Operating devices therefor (B61G1/16 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Couplings comprising interengaging parts of different shape or form and having links, bars, pins, shackles, or hooks as coupling means > having links or bars coupling or uncoupling by rotating around a vertical axis > Operating devices therefor

CPC:

Couplings comprising interengaging parts of different shape or form and having links, bars, pins, shackles, or hooks as coupling means > having links or bars coupling or uncoupling by rotating around a vertical axis > Operating devices therefor (B61G1/16 takes precedence)

No child classifications to compare. This is a leaf node in both IPC and CPC.

Top Applicants

Top Applicants (IPC)

Class B61,2013–2023, worldwide · Source: EPO PATSTAT

  1. SIEMENS MOBILITY DE 2,749
  2. CRRC QINGDAO SIFANG COMPANY 2,215
  3. SIEMENS DE 1,941
  4. ALSTOM TRANSPORT TECHNOLOGIES FR 1,514
  5. BYD COMPANY 1,371
  6. CRRC CHANGCHUN RAILWAY VEHICLES COMPANY 1,205
  7. CRRC ZHUZHOU LOCOMOTIVE COMPANY 1,165
  8. CRRC TANGSHAN COMPANY 1,119
  9. BOMBARDIER TRANSPORTATION DE 1,001
  10. SOUTHWEST JIAOTONG UNIVERSITY 958

Top Applicants (CPC)

Class B61,2013–2023, worldwide · Source: EPO PATSTAT

  1. SIEMENS MOBILITY DE 2,967
  2. SIEMENS DE 2,133
  3. ALSTOM TRANSPORT TECHNOLOGIES FR 1,691
  4. CRRC QINGDAO SIFANG COMPANY 1,100
  5. BOMBARDIER TRANSPORTATION DE 1,085
  6. MITSUBISHI ELECTRIC CORPORATION JP 880
  7. BYD COMPANY 821
  8. KRRI KR 761
  9. HITACHI JP 752
  10. CRRC ZHUZHOU LOCOMOTIVE COMPANY 721