CPC Subgroup
B61B 12/02 Suspension of the load; Guiding means, e.g. wheels; Attaching traction cables
Full Title
Component parts, details or accessories not provided for in groups B61B7/00 - B61B11/00 (railway brakes B61H; turntables B61J1/06) > Suspension of the load; Guiding means, e.g. wheels; Attaching traction cables
3 direct subcodes
Child Classifications
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Top Applicants
Top 10 applicants by patent filingsfor class B61, 2013–2023, worldwide · Source: EPO PATSTAT
- SIEMENS MOBILITY DE 2,967
- SIEMENS DE 2,133
- ALSTOM TRANSPORT TECHNOLOGIES FR 1,691
- CRRC QINGDAO SIFANG COMPANY 1,100
- BOMBARDIER TRANSPORTATION DE 1,085
- MITSUBISHI ELECTRIC CORPORATION JP 880
- BYD COMPANY 821
- KRRI KR 761
- HITACHI JP 752
- CRRC ZHUZHOU LOCOMOTIVE COMPANY 721