- All sections
- B - Performing operationstransporting
- B21J - Forginghammeringpressing metalrivetingforge 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: 64
10-year publication summary
|
7
|
6
|
4
|
3
|
3
|
4
|
4
|
3
|
6
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GFM - GmbH | 32 |
10 |
| Felss GmbH | 9 |
5 |
| ATI Properties LLC | 204 |
3 |
| Federal-Mogul Valvetrain GmbH | 63 |
3 |
| Hyundai Motor Company | 22044 |
2 |
| Danieli & C. Officine Meccaniche S.p.A. | 717 |
2 |
| Felss Systems GmbH | 17 |
2 |
| Langenstein & Schemann GmbH | 41 |
2 |
| Magna Powertrain GmbH & Co KG | 315 |
2 |
| OP S.r.l. | 26 |
2 |
| SMS Group GmbH | 1127 |
2 |
| Vallourec Deutschland GmbH | 40 |
2 |
| Eaton Corporation | 1820 |
1 |
| Abbott Cardiovascular Systems, Inc. | 1114 |
1 |
| Hitachi, Ltd. | 15499 |
1 |
| Kia Motors Corporation | 7754 |
1 |
| Aesculap AG | 1395 |
1 |
| ArvinMeritor Technology, LLC | 400 |
1 |
| ATI Properties, Inc. | 98 |
1 |
| Bishop Innovation Limited | 8 |
1 |
| Other owners | 19 |