- All sections
- B - Performing operations; transporting
- B21J - Forging; hammering; pressing metal; riveting; forge furnaces
- B21J 7/14 - Forging machines working with several hammers
Patent holdings for IPC class B21J 7/14
Total number of patents in this class: 62
10-year publication summary
|
6
|
7
|
6
|
4
|
3
|
3
|
4
|
4
|
3
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GFM - GmbH | 31 |
9 |
| Felss GmbH | 10 |
5 |
| ATI Properties LLC | 202 |
3 |
| Federal-Mogul Valvetrain GmbH | 60 |
3 |
| Hyundai Motor Company | 19021 |
2 |
| Danieli & C. Officine Meccaniche S.p.A. | 680 |
2 |
| Langenstein & Schemann GmbH | 40 |
2 |
| OP S.r.l. | 19 |
2 |
| Vallourec Deutschland GmbH | 52 |
2 |
| Eaton Corporation | 1839 |
1 |
| Abbott Cardiovascular Systems, Inc. | 1117 |
1 |
| Hitachi, Ltd. | 16452 |
1 |
| Kia Motors Corporation | 7946 |
1 |
| Aesculap AG | 1306 |
1 |
| ArvinMeritor Technology, LLC | 404 |
1 |
| ATI Properties, Inc. | 109 |
1 |
| Bishop Innovation Limited | 22 |
1 |
| DT Swiss Inc. | 74 |
1 |
| Ernst Grob AG | 22 |
1 |
| Feintool International Holding AG | 113 |
1 |
| Other owners | 21 |