- 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: 19
10-year publication summary
|
3
|
2
|
1
|
0
|
1
|
0
|
0
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Steel Corporation | 6945 |
4 |
| General Electric Company | 13938 |
1 |
| Eaton Corporation | 1806 |
1 |
| NTN Corporation | 4922 |
1 |
| Aktiebolaget SKF | 3148 |
1 |
| Behr GmbH & Co. KG | 239 |
1 |
| Bishop Innovation Limited | 6 |
1 |
| Elgin Industries, Inc. | 8 |
1 |
| Entek Manufacturing LLC | 18 |
1 |
| Luxembourg Patent Company S.A. | 96 |
1 |
| Sigma & Hearts Co., Ltd. | 3 |
1 |
| ThyssenKrupp Presta AG | 1111 |
1 |
| Topy Kogyo Kabushiki Kaisha | 114 |
1 |
| Angle X, Inc. | 5 |
1 |
| CMP Pratsa, S.A. de C.V. | 1 |
1 |
| Omni-lite Industries California, Inc. | 1 |
1 |
| Other owners | 0 |