- All sections
- B - Performing operationstransporting
- B21D - Working or processing of sheet metal or metal tubes, rods or profiles without essentially removing materialpunching metal
- B21D 37/10 - Die setsPillar guides
Patent holdings for IPC class B21D 37/10
Total number of patents in this class: 351
10-year publication summary
|
16
|
17
|
33
|
43
|
29
|
38
|
43
|
31
|
37
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Standard Lifters, Inc. | 94 |
18 |
| Stolle Machinery Company, LLC | 419 |
15 |
| Hubbell Incorporated | 3217 |
12 |
| Nippon Steel Corporation | 6122 |
8 |
| JFE Steel Corporation | 6708 |
5 |
| Suzhou Slac Precision Equipment Co., Ltd. | 29 |
5 |
| GM Global Technology Operations LLC | 14778 |
4 |
| Harbin Institute of Technology | 424 |
4 |
| Milwaukee Electric Tool Corporation | 4256 |
4 |
| Chengdu Homin Technology Co., Ltd | 13 |
4 |
| The Boeing Company | 19953 |
3 |
| Bayerische Motoren Werke Aktiengesellschaft | 14198 |
3 |
| Advanced Manufacture Technology Center, China Academy Of Machinery Science & Technology | 47 |
3 |
| GWS Tube Forming Solutions Inc. | 11 |
3 |
| Oetiker Tool Corporation | 34 |
3 |
| Toyota Boshoku Kabushiki Kaisha | 1383 |
3 |
| OMS Machinery Co., Ltd. | 10 |
3 |
| Kunshan One Bantal Auto Parts Manufacturing Co., Ltd. | 10 |
3 |
| Proterial, Ltd. | 809 |
3 |
| Flexsteel USA, LLC | 145 |
3 |
| Other owners | 242 |