- All sections
- B - Performing operationstransporting
- B21B - Rolling of metal
- B21B 35/00 - Drives for metal-rolling mills
Patent holdings for IPC class B21B 35/00
Total number of patents in this class: 46
10-year publication summary
|
0
|
0
|
3
|
4
|
1
|
3
|
2
|
3
|
1
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Steel Corporation | 7098 |
5 |
| SMS Group GmbH | 1214 |
4 |
| JP Steel Plantech Co. | 81 |
3 |
| Stolle Machinery Company, LLC | 511 |
3 |
| NTN Corporation | 4935 |
2 |
| Primetals Technologies Austria GmbH | 578 |
2 |
| SMS Siemag Aktiengesellschaft | 483 |
2 |
| Illinois Tool Works Inc. | 11902 |
1 |
| Siemens AG | 23934 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 9252 |
1 |
| The Bradbury Company, Inc. | 42 |
1 |
| Butech Bliss | 6 |
1 |
| GE Energy Power Conversion Technology Ltd | 442 |
1 |
| KOCKS Technik GmbH & Co. KG | 30 |
1 |
| Machine Concepts, Inc. | 8 |
1 |
| Mannstaedt GmbH | 2 |
1 |
| Novelis Inc. | 788 |
1 |
| Primetals Technologies Japan, Ltd. | 182 |
1 |
| Primetals Technologies USA LLC | 119 |
1 |
| SMS Meer GmbH | 59 |
1 |
| Other owners | 12 |