- All sections
- B - Performing operationstransporting
- B30B - Presses in generalpresses not otherwise provided for
- B30B 9/12 - Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing
Patent holdings for IPC class B30B 9/12
Total number of patents in this class: 243
10-year publication summary
|
22
|
26
|
13
|
14
|
26
|
30
|
15
|
23
|
20
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Andritz AG | 227 |
21 |
| Röhren- und Pumpenwerk Bauer Ges.m.b.H. | 35 |
12 |
| Valmet AB | 496 |
12 |
| Harburg-Freudenberger Maschinenbau GmbH | 189 |
9 |
| Voith Patent GmbH | 2744 |
6 |
| Hitachi Zosen iNova AG | 80 |
4 |
| Process Wastewater Technologies, LLC | 12 |
4 |
| Vogelsang GmbH & Co. KG | 57 |
4 |
| Amukon Kabushiki Kaisha | 11 |
3 |
| Anaergia Inc. | 110 |
3 |
| Huber SE | 97 |
3 |
| Iogen Energy Corporation | 93 |
3 |
| Massmelt Ltd | 3 |
3 |
| Metawater Co., Ltd. | 188 |
3 |
| Nationwide 5, LLC | 8 |
3 |
| NUC Electronics Co., Ltd. | 142 |
3 |
| Prime Solution, Inc. | 17 |
3 |
| WAM S.p.A. | 10 |
3 |
| Wamgroup S.p.A. | 98 |
3 |
| GEA Process Engineering A/S | 158 |
3 |
| Other owners | 135 |