- 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 43/12 - Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by chains or belts
Patent holdings for IPC class B21D 43/12
Total number of patents in this class: 34
10-year publication summary
|
0
|
1
|
4
|
2
|
9
|
7
|
4
|
3
|
1
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stolle Machinery Company, LLC | 367 |
5 |
| Soudronic AG | 74 |
3 |
| Nissan Motor Co., Ltd. | 12249 |
2 |
| M.E.P. Macchine Elettroniche Piegatrici SpA | 84 |
2 |
| Siemens AG | 24990 |
1 |
| Komatsu Industries Corporation | 185 |
1 |
| AIDA Engineering, Ltd. | 127 |
1 |
| Amada Holdings Co., Ltd. | 297 |
1 |
| Baoshan Iron & Steel Co., Ltd. | 832 |
1 |
| Data M Sheet Metal Solutions GmbH | 23 |
1 |
| Goertek Inc. | 2477 |
1 |
| Hitachi Zosen Fukui Corporation | 32 |
1 |
| Muhr und Bender KG | 84 |
1 |
| Peddinghaus Corporation | 18 |
1 |
| Showa Aluminum Can Corporation | 73 |
1 |
| Opton Co., Ltd. | 17 |
1 |
| Asociación de Investigación de Las Industrias Cerámicas (aice) | 11 |
1 |
| Nanjing Lianzhong Engineering Technology Co., Ltd. | 15 |
1 |
| Dongguan City Hongqi Machine Co., Ltd. | 1 |
1 |
| Kunshan One Bantal Auto Parts Manufacturing Co., Ltd. | 10 |
1 |
| Other owners | 6 |