- All sections
- B - Performing operationstransporting
- B21J - Forginghammeringpressing metalrivetingforge furnaces
- B21J 5/06 - Methods for forging, hammering, or pressingSpecial equipment or accessories therefor for performing particular operations
Patent holdings for IPC class B21J 5/06
Total number of patents in this class: 235
10-year publication summary
|
22
|
15
|
23
|
17
|
11
|
15
|
11
|
13
|
16
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NSK Ltd. | 2821 |
13 |
| Ford Global Technologies, LLC | 21196 |
7 |
| NTN Corporation | 4950 |
7 |
| Toyota Motor Corporation | 34274 |
6 |
| NGK Spark Plug Co., Ltd. | 881 |
5 |
| Atlas Copco IAS GmbH | 86 |
5 |
| Gripmetal Limited | 42 |
5 |
| Bayerische Motoren Werke Aktiengesellschaft | 14949 |
4 |
| Showa Denko K.K. | 2118 |
4 |
| The Boeing Company | 20113 |
3 |
| Hitachi Metals, Ltd. | 1930 |
3 |
| Denso Corporation | 25099 |
3 |
| Indimet Inc. | 14 |
3 |
| Nippon Light Metal Company, Ltd. | 678 |
3 |
| Nippon Steel Corporation | 6673 |
3 |
| Semblex Corporation | 33 |
3 |
| Tipman Co., Ltd. | 24 |
3 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12547 |
3 |
| Sungjin Fo-ma Inc. | 9 |
3 |
| Hitachi Automotive Systems, Ltd. | 3954 |
2 |
| Other owners | 147 |