- All sections
- G - Physics
- G01M - Testing static or dynamic balance of machines or structures; testing of structures or apparatus, not otherwise provided for
- G01M 17/08 - Railway vehicles
Patent holdings for IPC class G01M 17/08
Total number of patents in this class: 233
10-year publication summary
14
|
22
|
30
|
21
|
19
|
16
|
18
|
19
|
20
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
CRRC Changchun Railway Vehicles Co., Ltd. | 146 |
13 |
Siemens Mobility GmbH | 1550 |
11 |
CRRC Qingdao Sifang Co., Ltd. | 354 |
10 |
Knorr-Bremse Systeme fur Schienenfahrzeuge GmbH | 566 |
10 |
Hitachi, Ltd. | 16452 |
7 |
Nippon Steel Corporation | 5649 |
7 |
The University of Tokyo | 3903 |
7 |
Siemens AG | 24990 |
6 |
Spherea Test & Services | 36 |
6 |
Sereme | 6 |
6 |
Mitsubishi Electric Corporation | 43934 |
5 |
NTN Corporation | 5008 |
5 |
International Electronic Machines Corporation | 110 |
5 |
Bombardier Transportation GmbH | 682 |
4 |
Korea Railroad Research Institute | 175 |
4 |
Progress Rail Services Corp | 225 |
3 |
Akebono Brake Industry Co., Ltd. | 354 |
3 |
Central South University | 364 |
3 |
Changchun Railway Vehicles Co., Ltd. | 40 |
3 |
CRRC Tangshan Co., Ltd. | 239 |
3 |
Other owners | 112 |