- All sections
- B - Performing operationstransporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing materialpunching metal
- B21D 19/04 - Flanging or other edge treatment, e.g. of tubes by continuously-acting tools moving along the edge shaped as rollers
Patent holdings for IPC class B21D 19/04
Total number of patents in this class: 154
10-year publication summary
|
7
|
7
|
12
|
12
|
3
|
9
|
11
|
8
|
12
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honda Motor Co., Ltd. | 26154 |
5 |
| Contemporary Amperex Technology Co., Limited | 10270 |
4 |
| Edag GmbH & Co. KGaA | 16 |
4 |
| KUKA Systems GmbH | 167 |
4 |
| Nissan Motor Co., Ltd. | 13016 |
3 |
| Kia Motors Corporation | 7717 |
3 |
| Cambridge Enterprise Limited | 1246 |
3 |
| Fr. Jacob Söhne GmbH & Co. KG | 33 |
3 |
| Inno-Spin LLC | 12 |
3 |
| Shenzhen New Canghai Machinery Co., Ltd | 3 |
3 |
| Jee Technology Co., Ltd. | 20 |
3 |
| Royal Metal Products, LLC | 13 |
3 |
| Ford Motor Company | 2654 |
2 |
| Hitachi Metals, Ltd. | 1824 |
2 |
| Hyundai Motor Company | 24852 |
2 |
| The Bradbury Company, Inc. | 42 |
2 |
| Gaztransport et Technigaz | 632 |
2 |
| Harro Höfliger Verpackungsmaschinen GmbH | 135 |
2 |
| Hirotec Corporation | 29 |
2 |
| JFE Steel Corporation | 7599 |
2 |
| Other owners | 97 |