- All sections
- B - Performing operationstransporting
- B21J - Forginghammeringpressing metalrivetingforge furnaces
- B21J 9/08 - Swawing pressesUpsetting presses equipped with devices for heating the workpiece
Patent holdings for IPC class B21J 9/08
Total number of patents in this class: 28
10-year publication summary
|
4
|
2
|
3
|
0
|
1
|
1
|
1
|
2
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Display Co., Ltd. | 39154 |
3 |
| California Institute of Technology | 4045 |
2 |
| Nippon Steel Corporation | 7050 |
2 |
| Eaton Corporation | 1803 |
1 |
| Robert Bosch GmbH | 44363 |
1 |
| American Axle & Manufacturing, Inc. | 629 |
1 |
| Deutsches Zentrum für Luft- und Raumfahrt e.V. | 844 |
1 |
| GKN Land Systems Limited | 4 |
1 |
| MS Autotech Co., Ltd. | 20 |
1 |
| Neturen Co., Ltd. | 198 |
1 |
| Nippon Steel & Sumitomo Metal Corporation | 1981 |
1 |
| Nittan Valve Co., Ltd. | 127 |
1 |
| Siempelkamp Maschinen- und Anlagenbau GmbH & Co. KG | 138 |
1 |
| SMS Group GmbH | 1212 |
1 |
| Voestalpine Metal Forming GmbH | 86 |
1 |
| Voestalpine Stahl GmbH | 394 |
1 |
| Eaton Intelligent Power Limited | 6291 |
1 |
| Schomäcker Federnwerk GmbH | 5 |
1 |
| Rheoforge Co., Ltd. | 4 |
1 |
| Myungshin Industry Co., Ltd. | 7 |
1 |
| Other owners | 4 |