- All sections
- B - Performing operationstransporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing materialpunching metal
- B21D 22/00 - Shaping without cutting, by stamping, spinning, or deep-drawing
Patent holdings for IPC class B21D 22/00
Total number of patents in this class: 442
10-year publication summary
|
28
|
20
|
26
|
33
|
20
|
15
|
28
|
29
|
30
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JFE Steel Corporation | 6860 |
96 |
| Nippon Steel Corporation | 6286 |
24 |
| Stolle Machinery Company, LLC | 430 |
16 |
| The Boeing Company | 20090 |
8 |
| Magna International Inc. | 1241 |
7 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
7 |
| Voestalpine Metal Forming GmbH | 77 |
7 |
| Ford Global Technologies, LLC | 20668 |
6 |
| ArcelorMittal | 2300 |
6 |
| Standard Lifters, Inc. | 96 |
6 |
| Honda Motor Co., Ltd. | 25335 |
5 |
| Alfa Laval Corporate AB | 1315 |
5 |
| POSCO | 2184 |
5 |
| Pride Engineering, LLC | 20 |
5 |
| ThyssenKrupp Steel Europe AG | 956 |
5 |
| Komatsu Industries Corporation | 173 |
4 |
| Benteler Automobiltechnik GmbH | 289 |
4 |
| Erich Utsch AG | 50 |
4 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3036 |
4 |
| Sumitomo Rubber Industries, Ltd. | 4657 |
3 |
| Other owners | 215 |