- All sections
- B - Performing operationstransporting
- B21K - Making forged or pressed metal products, e.g. horse-shoes, rivets, bolts or wheels
- B21K 1/12 - Making machine elements axles or shafts of specially-shaped cross-section
Patent holdings for IPC class B21K 1/12
Total number of patents in this class: 68
10-year publication summary
|
5
|
11
|
5
|
8
|
3
|
1
|
1
|
2
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Neturen Co., Ltd. | 198 |
7 |
| NSK Ltd. | 2834 |
4 |
| Nippon Steel & Sumitomo Metal Corporation | 1981 |
4 |
| Steering Solutions IP Holding Corporation | 976 |
4 |
| Nippon Steel Corporation | 6911 |
3 |
| ArcelorMittal Tubular Products Canada G.P. | 11 |
3 |
| Honda Motor Co., Ltd. | 26064 |
2 |
| Robert Bosch GmbH | 44209 |
2 |
| Bharat Forge Ltd. | 49 |
2 |
| Magna Powertrain GmbH & Co KG | 355 |
2 |
| U.S. Manufacturing Corporation | 8 |
2 |
| Hydro Extruded Solutions AS | 55 |
2 |
| Hitachi Metals, Ltd. | 1896 |
1 |
| Caterpillar Inc. | 10285 |
1 |
| Hyundai Motor Company | 24745 |
1 |
| Bayerische Motoren Werke Aktiengesellschaft | 15318 |
1 |
| Aisin AW Co., Ltd. | 2252 |
1 |
| Showa Denko K.K. | 2067 |
1 |
| American Axle & Manufacturing, Inc. | 643 |
1 |
| CDP Bharat Forge GmbH | 2 |
1 |
| Other owners | 23 |