- All sections
- B - Performing operations; transporting
- B21J - Forging; hammering; pressing metal; riveting; forge furnaces
- B21J 5/06 - Methods for forging, hammering, or pressing; Special equipment or accessories therefor for performing particular operations
Patent holdings for IPC class B21J 5/06
Total number of patents in this class: 214
10-year publication summary
|
29
|
11
|
22
|
15
|
25
|
18
|
11
|
14
|
12
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NSK Ltd. | 2719 |
11 |
| NTN Corporation | 5008 |
7 |
| Toyota Motor Corporation | 28582 |
6 |
| Ford Global Technologies, LLC | 19702 |
6 |
| NGK Spark Plug Co., Ltd. | 935 |
5 |
| Gripmetal Limited | 53 |
5 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
4 |
| Showa Denko K.K. | 2539 |
4 |
| Honda Motor Co., Ltd. | 24537 |
3 |
| The Boeing Company | 19843 |
3 |
| Hitachi Metals, Ltd. | 2175 |
3 |
| Denso Corporation | 23338 |
3 |
| Indimet Inc. | 13 |
3 |
| Semblex Corporation | 28 |
3 |
| SMS Group GmbH | 1029 |
3 |
| Tipman Co., Ltd. | 19 |
3 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
3 |
| Sungjin Fo-ma Inc. | 9 |
3 |
| Hitachi Automotive Systems, Ltd. | 3970 |
2 |
| Mitsubishi Electric Corporation | 43934 |
2 |
| Other owners | 132 |