- All sections
- B - Performing operations; transporting
- B21K - Making forged or pressed metal products, e.g. horse-shoes, rivets, bolts or wheels
- B21K 1/06 - Making machine elements axles or shafts
Patent holdings for IPC class B21K 1/06
Total number of patents in this class: 128
10-year publication summary
|
16
|
9
|
17
|
15
|
11
|
12
|
11
|
14
|
2
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| American Axle & Manufacturing, Inc. | 649 |
8 |
| NSK Ltd. | 2719 |
6 |
| NTN Corporation | 5008 |
4 |
| Felss Systems GmbH | 15 |
4 |
| ILJIN Steel Corporation | 6 |
4 |
| Safran Aircraft Engines | 5739 |
4 |
| Aubert & Duval | 106 |
3 |
| Steyr Mannlicher GmbH | 17 |
3 |
| ThyssenKrupp AG | 3086 |
3 |
| Winkelmann Powertrain Components GmbH & Co. KG | 23 |
3 |
| AAM North America, Inc. | 10 |
3 |
| Hyundai Motor Company | 19021 |
2 |
| Aesculap AG | 1306 |
2 |
| Hirschvogel Umformtechnik GmbH | 16 |
2 |
| Magna Powertrain GmbH & Co KG | 257 |
2 |
| MAHLE International GmbH | 2670 |
2 |
| NHK Spring Co., Ltd. | 1657 |
2 |
| Steering Solutions IP Holding Corporation | 847 |
2 |
| Tata Steel Limited | 184 |
2 |
| ThyssenKrupp Presta AG | 1069 |
2 |
| Other owners | 65 |