CPC Subgroup Additional Only
B66B 2201/226 Taking into account the distribution of elevator cars within the elevator system, e.g. to prevent clustering of elevator cars
Full Title
Aspects of control systems of elevators > Details of the evaluation method for the allocation of a call to an elevator car > Taking into account the distribution of elevator cars within the elevator system, e.g. to prevent clustering of elevator cars
Top Applicants
Top 10 applicants by patent filingsfor class B66, 2013–2023, worldwide · Source: EPO PATSTAT
- INVENTIO CH 3,939
- OTIS ELEVATOR COMPANY US 3,810
- KONE CORPORATION FI 3,008
- MITSUBISHI ELECTRIC CORPORATION JP 2,333
- MITSUBISHI ELECTRIC CORPORATION 1,254
- HITACHI 1,195
- OTIS ELEVATOR COMPANY 1,065
- SGCC(STATE GRID CORPORATION OF CHINA) 961
- INVENTIO 828
- CROWN EQUIPMENT CORPORATION US 828