- 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 22/00 - Shaping without cutting, by stamping, spinning, or deep-drawing
Patent holdings for IPC class B21D 22/00
Total number of patents in this class: 447
10-year publication summary
|
28
|
32
|
23
|
28
|
36
|
20
|
16
|
27
|
28
|
15
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JFE Steel Corporation | 6067 |
88 |
| Nippon Steel Corporation | 5649 |
25 |
| Stolle Machinery Company, LLC | 367 |
18 |
| The Boeing Company | 19843 |
8 |
| Magna International Inc. | 1236 |
7 |
| Nippon Steel & Sumitomo Metal Corporation | 1990 |
7 |
| Honda Motor Co., Ltd. | 24537 |
6 |
| Ford Global Technologies, LLC | 19702 |
6 |
| Komatsu Industries Corporation | 185 |
6 |
| ArcelorMittal | 1887 |
6 |
| Standard Lifters, Inc. | 92 |
6 |
| Alfa Laval Corporate AB | 1265 |
5 |
| POSCO | 2222 |
5 |
| Pride Engineering, LLC | 20 |
5 |
| ThyssenKrupp Steel Europe AG | 924 |
5 |
| Voestalpine Metal Forming GmbH | 56 |
5 |
| Komatsu Ltd. | 4265 |
4 |
| Benteler Automobiltechnik GmbH | 258 |
4 |
| Crown Packaging Technology, Inc. | 494 |
4 |
| Erich Utsch AG | 48 |
4 |
| Other owners | 223 |