CPC Subgroup
B61L 7/061 Full Title
Remote control of local operating means for points, signals, or track-mounted scotch-blocks (B61L11/00, B61L13/00 take precedence; interlocking arrangements B61L19/00) > using electrical transmission
2 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