- All sections
- B - Performing operationstransporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing materialpunching metal
- B21D 37/08 - Dies with different parts for several steps in a process
Patent holdings for IPC class B21D 37/08
Total number of patents in this class: 207
10-year publication summary
|
8
|
29
|
19
|
12
|
15
|
17
|
23
|
15
|
11
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Standard Lifters, Inc. | 97 |
27 |
| Nippon Steel Corporation | 7102 |
14 |
| JFE Steel Corporation | 7692 |
9 |
| Magna International Inc. | 1174 |
6 |
| Compass Systems & Sales, LLC | 20 |
6 |
| H-one Co., Ltd. | 28 |
5 |
| Shenzhen Tatfook Technology Co., Ltd. | 102 |
5 |
| Honda Motor Co., Ltd. | 26684 |
4 |
| Nippon Steel & Sumitomo Metal Corporation | 1980 |
4 |
| Sankyo Oilless Industry, Inc. | 44 |
4 |
| ThyssenKrupp Steel Europe AG | 997 |
4 |
| Autotech Engineering S.L. | 188 |
4 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2845 |
3 |
| Latecoere | 200 |
3 |
| Novelis Inc. | 103 |
3 |
| Sumitomo Heavy Industries, Ltd. | 2145 |
3 |
| Symbio France | 81 |
3 |
| GM Global Technology Operations LLC | 16279 |
2 |
| Bayerische Motoren Werke Aktiengesellschaft | 15535 |
2 |
| Feintool International Holding AG | 94 |
2 |
| Other owners | 94 |