- All sections
- B - Performing operations; transporting
- B21B - Rolling of metal
- B21B 1/40 - Metal rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling foils which present special problems, e.g. because of thinness
Patent holdings for IPC class B21B 1/40
Total number of patents in this class: 138
10-year publication summary
11
|
7
|
4
|
8
|
10
|
7
|
15
|
7
|
11
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
JX Nippon Mining & Metals Corporation | 1576 |
24 |
Blue Solutions Canada Inc. | 53 |
9 |
Hydro-Quebec | 637 |
5 |
Nippon Steel Chemical & Material Co., Ltd. | 571 |
5 |
Dai Nippon Printing Co., Ltd. | 3891 |
4 |
The Furukawa Electric Co., Ltd. | 3486 |
4 |
Contemporary Amperex Technology Co., Limited | 5805 |
4 |
Furukawa Automotive Systems Inc. | 558 |
4 |
JFE Steel Corporation | 6067 |
4 |
Nippon Steel & Sumikin Materials Co., Ltd. | 78 |
4 |
Toyo Aluminium Kabushiki Kaisha | 357 |
4 |
UACJ Corporation | 631 |
4 |
Nippon Steel & Sumitomo Metal Corporation | 1990 |
3 |
Seamless Technologies, LLC | 28 |
3 |
Shanghai Wuxing Copper Co., Ltd. | 3 |
3 |
Bayerische Motoren Werke Aktiengesellschaft | 13126 |
2 |
Boegli-Gravures S.A. | 101 |
2 |
Fukuda Metal Foil & Powder Co., Ltd. | 66 |
2 |
Hyundai Steel Company | 310 |
2 |
KC Glass & Materials Co., Ltd. | 2 |
2 |
Other owners | 44 |