- All sections
- B - Performing operationstransporting
- B21B - Rolling of metal
- B21B 31/07 - Adaptation of roll bearings
Patent holdings for IPC class B21B 31/07
Total number of patents in this class: 130
10-year publication summary
|
11
|
6
|
8
|
4
|
8
|
8
|
4
|
6
|
8
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SMS Group GmbH | 1194 |
33 |
| Primetals Technologies USA LLC | 120 |
20 |
| SMS Siemag Aktiengesellschaft | 486 |
18 |
| Siemens Industry, Inc. | 1587 |
9 |
| Primetals Technologies Austria GmbH | 573 |
5 |
| Matthews International Corporation | 321 |
3 |
| Tenute S.r.l. | 7 |
3 |
| Matthews International GmbH | 71 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 33911 |
2 |
| NTN Corporation | 4915 |
2 |
| Danieli & C. Officine Meccaniche S.p.A. | 720 |
2 |
| REBS Zentralschmiertechnik GmbH | 10 |
2 |
| The Timken Company | 320 |
2 |
| BG MC US Holdings, LLC | 32 |
2 |
| Toyota Motor Corporation | 35680 |
1 |
| Honeywell International Inc. | 12778 |
1 |
| Aktiebolaget SKF | 3126 |
1 |
| Andritz Kusters GmbH | 53 |
1 |
| The Bradbury Company, Inc. | 42 |
1 |
| Devol Engineering Limited, | 11 |
1 |
| Other owners | 18 |