- 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 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: 322
10-year publication summary
|
37
|
42
|
26
|
44
|
24
|
30
|
17
|
18
|
13
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JFE Steel Corporation | 6067 |
62 |
| Nippon Steel Corporation | 5649 |
37 |
| Nippon Steel & Sumitomo Metal Corporation | 1990 |
25 |
| Yorozu Corporation | 71 |
11 |
| ThyssenKrupp Steel Europe AG | 924 |
10 |
| H-one Co., Ltd. | 21 |
7 |
| SMS Group GmbH | 1029 |
6 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
5 |
| Amada Company, Limited | 492 |
5 |
| Amada Holdings Co., Ltd. | 297 |
5 |
| Nikkeikin Aluminium Core Technology Company Ltd. | 57 |
5 |
| ThyssenKrupp Steel AG | 80 |
4 |
| Toyota Motor Corporation | 28582 |
3 |
| Cambridge Enterprise Limited | 1096 |
3 |
| Europipe GmbH | 17 |
3 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
3 |
| SSAB Technology AB | 148 |
3 |
| Theodor Gräbener GmbH & Co. KG | 12 |
3 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 2856 |
3 |
| Horikawa Industry Co., Ltd. | 5 |
3 |
| Other owners | 116 |