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  • All sections
  • B - Performing operationstransporting
  • B61G - Couplings specially adapted for railway vehiclesdraught or buffing appliances specially adapted for railway vehicles
  • B61G 7/12 - Adjustable coupling bars, e.g. for centralisation purposes

Patent holdings for IPC class B61G 7/12

Total number of patents in this class: 38

10-year publication summary

4
4
2
3
4
2
7
2
4
1
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Dellner Couplers AB
104
9
Voith Patent GmbH
2748
7
Co.el.da. Software SRL
10
4
Wabtec Holding Corp.
369
3
CRRC Qingdao Sifang Co., Ltd.
378
2
Siemens Mobility GmbH
1702
2
Siemens AG Österreich
315
1
Applied Research Associates, Inc.
182
1
Flexiwaggon AB
14
1
Korea Railroad Research Institute
177
1
Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.)
3067
1
Modutram Mexico, S.A. de. C.V.
3
1
CRRC Zhuzhou Locomotive Co., Ltd
250
1
Helsingin Kaupungin Liikenneliikelaitos
1
1
Kawasaki Railcar Manufacturing Co., Ltd.
179
1
Chongqing CRRC Railway Vehicles Co., Ltd.
6
1
CRRC Braking System Co., Ltd.
12
1
Other owners 0

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