- 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 19/08 - Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
Patent holdings for IPC class B21D 19/08
Total number of patents in this class: 283
10-year publication summary
|
33
|
26
|
28
|
30
|
34
|
19
|
25
|
23
|
20
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JFE Steel Corporation | 6067 |
23 |
| Nippon Steel Corporation | 5649 |
22 |
| TRUMPF Werkzeugmaschinen GmbH + Co. KG | 585 |
8 |
| Nippon Steel & Sumitomo Metal Corporation | 1990 |
7 |
| Peugeot Citroen Automobiles SA | 1903 |
7 |
| Hyundai Motor Company | 19021 |
5 |
| ThyssenKrupp AG | 3086 |
5 |
| ThyssenKrupp Steel Europe AG | 924 |
5 |
| Honda Motor Co., Ltd. | 24537 |
4 |
| Kia Motors Corporation | 7946 |
4 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
4 |
| Sumitomo Heavy Industries, Ltd. | 1670 |
4 |
| Ford Motor Company | 2817 |
3 |
| NTN Corporation | 5008 |
3 |
| Amada Holdings Co., Ltd. | 297 |
3 |
| Contemporary Amperex Technology Co., Limited | 5805 |
3 |
| FIBRO GmbH | 128 |
3 |
| Noritz Corporation | 255 |
3 |
| TRUMPF Maschinen Austria GmbH & Co. KG. | 230 |
3 |
| Yorozu Corporation | 71 |
3 |
| Other owners | 161 |