- 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: 440
10-year publication summary
|
23
|
28
|
36
|
20
|
16
|
28
|
30
|
31
|
16
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JFE Steel Corporation | 7632 |
107 |
| Nippon Steel Corporation | 6982 |
23 |
| Stolle Machinery Company, LLC | 509 |
15 |
| The Boeing Company | 20193 |
8 |
| Nippon Steel & Sumitomo Metal Corporation | 1981 |
7 |
| Voestalpine Metal Forming GmbH | 86 |
7 |
| Ford Global Technologies, LLC | 21613 |
6 |
| ArcelorMittal | 2736 |
6 |
| Magna International Inc. | 1177 |
6 |
| Standard Lifters, Inc. | 97 |
6 |
| ThyssenKrupp Steel Europe AG | 996 |
6 |
| Honda Motor Co., Ltd. | 26309 |
5 |
| Alfa Laval Corporate AB | 1343 |
5 |
| POSCO | 2143 |
5 |
| Komatsu Industries Corporation | 168 |
4 |
| Benteler Automobiltechnik GmbH | 308 |
4 |
| Erich Utsch AG | 49 |
4 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3289 |
4 |
| Sumitomo Rubber Industries, Ltd. | 4735 |
3 |
| Audi AG | 7582 |
3 |
| Other owners | 206 |