- All sections
- B - Performing operations; transporting
- B21B - Rolling of metal
- B21B 38/02 - Methods or devices for measuring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product for measuring flatness or profile of strips
Patent holdings for IPC class B21B 38/02
Total number of patents in this class: 101
10-year publication summary
|
3
|
4
|
7
|
11
|
8
|
5
|
8
|
5
|
10
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novelis Inc. | 656 |
11 |
| Primetals Technologies Germany GmbH | 180 |
8 |
| JFE Steel Corporation | 6067 |
6 |
| Nippon Steel Corporation | 5649 |
6 |
| SMS Group GmbH | 1029 |
6 |
| Primetals Technologies Austria GmbH | 479 |
4 |
| VDEh-Betriebsforschungsinstitut GmbH | 18 |
4 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
3 |
| ABB Schweiz AG | 6321 |
3 |
| ArcelorMittal | 1887 |
3 |
| Mitsubishi-Hitachi Metals Machinery, Inc. | 61 |
3 |
| The Bradbury Company, Inc. | 44 |
2 |
| Kistler Holding AG | 338 |
2 |
| Muhr und Bender KG | 84 |
2 |
| Nippon Steel & Sumitomo Metal Corporation | 1990 |
2 |
| POSCO | 2222 |
2 |
| Primetals Technologies Japan, Ltd. | 143 |
2 |
| Siemens AG | 24990 |
1 |
| Siemens VAI Metals Technologies SAS | 70 |
1 |
| Tsinghua University | 5426 |
1 |
| Other owners | 29 |