- All sections
- B - Performing operationstransporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing materialpunching metal
- B21D 24/12 - Devices controlling or operating blank holders independently, or in conjunction with dies mechanically
Patent holdings for IPC class B21D 24/12
Total number of patents in this class: 36
10-year publication summary
|
3
|
2
|
2
|
7
|
2
|
1
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Steel Corporation | 6396 |
11 |
| Nippon Steel & Sumitomo Metal Corporation | 1987 |
6 |
| Schuler Pressen GmbH | 132 |
5 |
| Honda Motor Co., Ltd. | 25780 |
2 |
| H-one Co., Ltd. | 22 |
2 |
| Rainer Naroska Engineering GmbH | 2 |
2 |
| TG Can IP Limited | 2 |
2 |
| AIDA Engineering, Ltd. | 135 |
1 |
| Keylex Corporation | 50 |
1 |
| Silgan Containers LLC | 134 |
1 |
| Stolle Machinery Company, LLC | 434 |
1 |
| Toyo Kohan Co., Ltd. | 421 |
1 |
| Nippon Steel Nisshin Co., Ltd. | 98 |
1 |
| Other owners | 0 |