- All sections
- B - Performing operations; transporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing material; punching metal
- B21D 22/02 - Stamping using rigid devices or tools
Patent holdings for IPC class B21D 22/02
Total number of patents in this class: 1500
10-year publication summary
|
151
|
154
|
199
|
173
|
139
|
137
|
137
|
130
|
113
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Steel Corporation | 5991 |
115 |
| ArcelorMittal | 2052 |
67 |
| Hyundai Steel Company | 348 |
58 |
| JFE Steel Corporation | 6538 |
44 |
| Magna International Inc. | 1256 |
36 |
| ThyssenKrupp Steel Europe AG | 956 |
34 |
| Autotech Engineering S.L. | 136 |
29 |
| GM Global Technology Operations LLC | 14197 |
26 |
| Benteler Automobiltechnik GmbH | 266 |
25 |
| POSCO Co., Ltd. | 1293 |
25 |
| Ford Global Technologies, LLC | 20057 |
24 |
| Hyundai Motor Company | 20403 |
23 |
| Bayerische Motoren Werke Aktiengesellschaft | 13830 |
19 |
| ThyssenKrupp AG | 3210 |
18 |
| Novelis Inc. | 704 |
17 |
| Sumitomo Heavy Industries, Ltd. | 1811 |
15 |
| Honda Motor Co., Ltd. | 24865 |
14 |
| Toyota Motor Corporation | 30345 |
14 |
| Voestalpine Metal Forming GmbH | 72 |
14 |
| Kia Motors Corporation | 7779 |
13 |
| Other owners | 870 |