- 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 43/22 - Devices for piling sheets
Patent holdings for IPC class B21D 43/22
Total number of patents in this class: 58
10-year publication summary
|
5
|
2
|
5
|
6
|
13
|
6
|
2
|
4
|
5
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
5 |
| Amada Holdings Co., Ltd. | 297 |
3 |
| Hidaka Seiki Kabushiki Kaisha | 61 |
3 |
| Hoden Seimitsu Kako Kenkyusho Co., Ltd. | 47 |
3 |
| Mitsui High-tec, Inc. | 265 |
3 |
| Voestalpine Stahl GmbH | 311 |
3 |
| Delaco Steel Corp. | 4 |
3 |
| Nissan Motor Co., Ltd. | 12249 |
2 |
| ABB Technology AG | 1301 |
2 |
| Bruderer AG | 31 |
2 |
| Corrada S.p.A. | 20 |
2 |
| Heinrich Georg GmbH Maschinenfabrik | 12 |
2 |
| Murata Machinery, Ltd. | 1386 |
2 |
| Sankyo Seisakusho Co. | 62 |
2 |
| Siemens Gamesa Renewable Energy A/S | 1647 |
2 |
| Daikin Industries, Ltd. | 9495 |
1 |
| Komatsu Industries Corporation | 185 |
1 |
| ABB Schweiz AG | 6321 |
1 |
| Aeristech Limited | 12 |
1 |
| BorgWarner Inc. | 2604 |
1 |
| Other owners | 14 |