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CPC Subgroup Additional Only
B66B 2201/231

Sequential evaluation of plurality of criteria

Full Title

Aspects of control systems of elevators > Details of the evaluation method for the allocation of a call to an elevator car > Sequential evaluation of plurality of criteria

1 direct subcode

Child Classifications

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  • B66B 2201/232 where the time needed for a passenger to arrive at the allocated elevator car from where the call is made is taken into account

Top Applicants

Top 10 applicants by patent filingsfor class B66, 2013–2023, worldwide · Source: EPO PATSTAT

  1. INVENTIO CH 3,939
  2. OTIS ELEVATOR COMPANY US 3,810
  3. KONE CORPORATION FI 3,008
  4. MITSUBISHI ELECTRIC CORPORATION JP 2,333
  5. MITSUBISHI ELECTRIC CORPORATION 1,254
  6. HITACHI 1,195
  7. OTIS ELEVATOR COMPANY 1,065
  8. SGCC(STATE GRID CORPORATION OF CHINA) 961
  9. INVENTIO 828
  10. CROWN EQUIPMENT CORPORATION US 828