- All sections
- B - Performing operationstransporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing materialpunching metal
- B21D 13/04 - Corrugating sheet metal, rods or profiles, or bending sheet metal, rods or profiles into wave form by rolling
Patent holdings for IPC class B21D 13/04
Total number of patents in this class: 118
10-year publication summary
|
11
|
4
|
12
|
9
|
6
|
4
|
4
|
6
|
13
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hadley Industries Overseas Holdings Limited | 40 |
8 |
| Mitsubishi Electric Corporation | 45998 |
5 |
| Denso Corporation | 24248 |
4 |
| Amogreentech Co., Ltd. | 607 |
3 |
| Magna International Inc. | 1227 |
3 |
| Toyota Shatai Kabushiki Kaisha | 439 |
3 |
| Vahterus Oy | 71 |
3 |
| Nissan Motor Co., Ltd. | 12453 |
2 |
| Hyundai Motor Company | 21938 |
2 |
| Bailey Metal Products Limited | 82 |
2 |
| Boegli-Gravures S.A. | 119 |
2 |
| IHI Corporation | 3422 |
2 |
| IHI Metaltech Co., Ltd. | 13 |
2 |
| M.I.C. Industries, Inc. | 19 |
2 |
| Nichias Corporation | 392 |
2 |
| Outokumpu Nirosta GmbH | 21 |
2 |
| Sanwa Packing Industry Co., Ltd. | 9 |
2 |
| Taiyuan University of Science and Technology | 42 |
2 |
| ThyssenKrupp Steel Europe AG | 954 |
2 |
| Toyo Seikan Co., Ltd. | 593 |
2 |
| Other owners | 63 |