- All sections
- B - Performing operationstransporting
- B21B - Rolling of metal
- B21B 35/14 - Couplings, driving spindles, or spindle carriers specially adapted for or specially arranged in metal-rolling mills
Patent holdings for IPC class B21B 35/14
Total number of patents in this class: 52
10-year publication summary
|
6
|
1
|
4
|
1
|
5
|
1
|
3
|
3
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Voith Patent GmbH | 2766 |
11 |
| SMS Siemag Aktiengesellschaft | 506 |
6 |
| Danieli & C. Officine Meccaniche S.p.A. | 718 |
5 |
| SMS Group GmbH | 1129 |
5 |
| Primetals Technologies Japan, Ltd. | 166 |
3 |
| Primetals Technologies USA LLC | 119 |
3 |
| Dalian Field Manufacturing Co., Ltd | 25 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8777 |
1 |
| Siemens VAI Metals Technologies GmbH | 221 |
1 |
| JTEKT Corporation | 2511 |
1 |
| Fives DMS | 45 |
1 |
| JFE Steel Corporation | 6892 |
1 |
| Metal Design Systems, Inc. | 10 |
1 |
| Mitsubishi-Hitachi Metals Machinery, Inc. | 55 |
1 |
| PMP Industries S.p.A. | 4 |
1 |
| Primetals Technologies Austria GmbH | 539 |
1 |
| Regal Beloit America, Inc. | 866 |
1 |
| SMS INNSE S.p.A. | 22 |
1 |
| SMS Meer GmbH | 64 |
1 |
| W Durston Ltd | 2 |
1 |
| Other owners | 4 |