- All sections
- B - Performing operationstransporting
- B21J - Forginghammeringpressing metalrivetingforge furnaces
- B21J 9/14 - Drives for forging presses operated by hydraulic or liquid pressure in conjunction with electric power
Patent holdings for IPC class B21J 9/14
Total number of patents in this class: 15
10-year publication summary
|
5
|
0
|
0
|
0
|
1
|
0
|
0
|
2
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hubbell Incorporated | 3455 |
11 |
| Langenstein & Schemann GmbH | 42 |
2 |
| SMS Group GmbH | 1204 |
1 |
| Nantong Metalforming Equipment Co., Ltd. | 2 |
1 |
| Other owners | 0 |