- All sections
- B - Performing operationstransporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing materialpunching metal
- B21D 37/16 - Heating or cooling
Patent holdings for IPC class B21D 37/16
Total number of patents in this class: 737
10-year publication summary
|
53
|
82
|
79
|
40
|
56
|
49
|
53
|
33
|
27
|
28
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Heavy Industries, Ltd. | 2117 |
48 |
| Magna International Inc. | 1177 |
30 |
| Nippon Steel Corporation | 6911 |
27 |
| ThyssenKrupp Steel Europe AG | 993 |
21 |
| Hyundai Steel Company | 537 |
18 |
| GM Global Technology Operations LLC | 16170 |
16 |
| Novelis Inc. | 780 |
14 |
| POSCO Co., Ltd. | 2017 |
14 |
| Bayerische Motoren Werke Aktiengesellschaft | 15318 |
12 |
| The Boeing Company | 20168 |
10 |
| Autotech Engineering S.L. | 186 |
10 |
| Ford Global Technologies, LLC | 21532 |
9 |
| ThyssenKrupp AG | 3399 |
9 |
| Hyundai Motor Company | 24745 |
8 |
| Kawasaki Heavy Industries, Limited | 1676 |
8 |
| MS Autotech Co., Ltd. | 20 |
8 |
| Stolle Machinery Company, LLC | 505 |
8 |
| ArcelorMittal | 2688 |
7 |
| POSCO | 2141 |
7 |
| Voestalpine Metal Forming GmbH | 84 |
7 |
| Other owners | 446 |