- All sections
- B - Performing operationstransporting
- B21K - Making forged or pressed metal products, e.g. horse-shoes, rivets, bolts or wheels
- B21K 1/00 - Making machine elements
Patent holdings for IPC class B21K 1/00
Total number of patents in this class: 20
10-year publication summary
|
2
|
3
|
1
|
1
|
0
|
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 | 6334 |
4 |
| Angle X, Inc. | 6 |
2 |
| General Electric Company | 13845 |
1 |
| Eaton Corporation | 1815 |
1 |
| NTN Corporation | 4970 |
1 |
| Aktiebolaget SKF | 2976 |
1 |
| Behr GmbH & Co. KG | 295 |
1 |
| Bishop Innovation Limited | 8 |
1 |
| Elgin Industries, Inc. | 8 |
1 |
| Entek Manufacturing LLC | 18 |
1 |
| LuK Lamellen und Kupplungsbau Beteiligungs KG | 274 |
1 |
| Luxembourg Patent Company S.A. | 103 |
1 |
| ThyssenKrupp Presta AG | 1107 |
1 |
| Topy Kogyo Kabushiki Kaisha | 112 |
1 |
| CMP Pratsa, S.A. de C.V. | 1 |
1 |
| Omni-lite Industries California, Inc. | 1 |
1 |
| Other owners | 0 |