- All sections
- B - Performing operationstransporting
- B04B - Centrifuges
- B04B 11/08 - Skimmers or scrapers for discharging
Patent holdings for IPC class B04B 11/08
Total number of patents in this class: 87
10-year publication summary
|
2
|
6
|
9
|
6
|
5
|
11
|
5
|
5
|
7
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GEA Mechanical Equipment GmbH | 243 |
15 |
| Pneumatic Scale Corporation | 41 |
8 |
| GEA Westfalia Separator Group GmbH | 144 |
7 |
| Pierson Capital Environmental (Beijing) Limited | 11 |
7 |
| Alfa Laval Corporate AB | 1336 |
6 |
| Flottweg SE | 92 |
4 |
| Riera Nadeu,s.a. | 13 |
3 |
| Weir Minerals Australia, Ltd. | 310 |
3 |
| Tomoe Engineering Co., Ltd. | 40 |
2 |
| Zimmer, Inc. | 1406 |
2 |
| Pinnacle Stainless, LLC | 8 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11126 |
1 |
| Andritz Frautech S.r.l. | 1 |
1 |
| BMA Braunschweigische Maschinenbauanstalt AG | 17 |
1 |
| Claude Laval Corporation | 2 |
1 |
| Flowersep | 5 |
1 |
| GEA Westfalia Separator GmbH | 20 |
1 |
| Kochi Prefectural Public University Corporation | 28 |
1 |
| Kotobuki Industries Co., Ltd. | 1 |
1 |
| Rusconi Clerici, Piero | 1 |
1 |
| Other owners | 19 |