- All sections
- B - Performing operationstransporting
- B30B - Presses in generalpresses not otherwise provided for
- B30B 1/34 - Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure involving a plurality of plungers acting on the platen
Patent holdings for IPC class B30B 1/34
Total number of patents in this class: 33
10-year publication summary
|
2
|
5
|
3
|
4
|
4
|
2
|
4
|
0
|
1
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Japan Aeroforge, Ltd. | 11 |
3 |
| Siempelkamp Maschinen- und Anlagenbau GmbH & Co. KG | 138 |
3 |
| Marathon Equipment Company | 4 |
2 |
| Northrop Grumman Systems Corporation | 2913 |
1 |
| Komatsu Industries Corporation | 169 |
1 |
| Boe Technology Group Co., Ltd. | 44158 |
1 |
| AIDA Engineering, Ltd. | 137 |
1 |
| Beijing BOE Display Technology Co., Ltd. | 2991 |
1 |
| Feintool International Holding AG | 98 |
1 |
| Harburg-Freudenberger Maschinenbau GmbH | 192 |
1 |
| IHI Corporation | 3531 |
1 |
| IHI Machinery and Furnace Co., Ltd. | 76 |
1 |
| Kiermar Technology Holding ApS | 3 |
1 |
| Marathon Equipment Company | 10 |
1 |
| Schuler Pressen GmbH & Co. KG | 4 |
1 |
| Siempelkamp Maschinen-und Anlangenbau GmbH & Co. KG | 17 |
1 |
| Sumitomo Heavy Industries, Ltd. | 2117 |
1 |
| Vahterus Oy | 70 |
1 |
| Yanshan University | 157 |
1 |
| ANDRITZ HYDRO Corporation | 7 |
1 |
| Other owners | 8 |