- All sections
- B - Performing operationstransporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing materialpunching metal
- B21D 5/01 - Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments
Patent holdings for IPC class B21D 5/01
Total number of patents in this class: 362
10-year publication summary
|
26
|
44
|
24
|
30
|
17
|
19
|
14
|
15
|
21
|
17
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JFE Steel Corporation | 7589 |
74 |
| Nippon Steel Corporation | 6932 |
45 |
| Nippon Steel & Sumitomo Metal Corporation | 1981 |
25 |
| Yorozu Corporation | 77 |
11 |
| ThyssenKrupp Steel Europe AG | 995 |
10 |
| H-one Co., Ltd. | 26 |
7 |
| Cambridge Enterprise Limited | 1246 |
6 |
| SMS Group GmbH | 1206 |
6 |
| Mitsubishi Heavy Industries, Ltd. | 9168 |
5 |
| Amada Company, Limited | 624 |
5 |
| Amada Holdings Co., Ltd. | 266 |
5 |
| Nikkeikin Aluminium Core Technology Company Ltd. | 54 |
5 |
| POSCO Co., Ltd. | 2021 |
4 |
| Toyota Motor Corporation | 35927 |
3 |
| Sango Co., Ltd. | 78 |
3 |
| SSAB Technology AB | 163 |
3 |
| Tokyo Seimitsu Hatsujo Co., Ltd. | 13 |
3 |
| TRUMPF Maschinen Austria GmbH & Co. KG. | 243 |
3 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3272 |
3 |
| Horikawa Industry Co., Ltd. | 5 |
3 |
| Other owners | 133 |