- 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 31/00 - Other methods for working sheet metal, metal tubes, metal profiles
Patent holdings for IPC class B21D 31/00
Total number of patents in this class: 262
10-year publication summary
|
11
|
16
|
20
|
15
|
18
|
14
|
14
|
12
|
9
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 19843 |
22 |
| Northwestern University | 3112 |
10 |
| Ford Global Technologies, LLC | 19702 |
7 |
| JFE Steel Corporation | 6067 |
7 |
| The Penn State Research Foundation | 1423 |
6 |
| Powdermet, Inc. | 45 |
6 |
| GM Global Technology Operations LLC | 13620 |
5 |
| Nissan Motor Co., Ltd. | 12249 |
4 |
| ATI Properties LLC | 202 |
4 |
| Figur Machine Tools LLC | 11 |
4 |
| Medtronic, Inc. | 9964 |
3 |
| Hubbell Incorporated | 3052 |
3 |
| L & P Property Management Company | 970 |
3 |
| Nippon Steel Corporation | 5649 |
3 |
| Technische Universitat Dortmund | 95 |
3 |
| ThyssenKrupp Steel Europe AG | 924 |
3 |
| Samsung Electronics Co., Ltd. | 131630 |
2 |
| LG Chem, Ltd. | 17205 |
2 |
| Toyota Motor Corporation | 28582 |
2 |
| Hyundai Motor Company | 19021 |
2 |
| Other owners | 161 |