- All sections
- B - Performing operationstransporting
- B04B - Centrifuges
- B04B 7/14 - Inserts, e.g. armouring plates for separating walls of conical shape
Patent holdings for IPC class B04B 7/14
Total number of patents in this class: 140
10-year publication summary
|
11
|
17
|
14
|
7
|
10
|
16
|
7
|
5
|
8
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Alfa Laval Corporate AB | 1343 |
65 |
| GEA Westfalia Separator Group GmbH | 153 |
9 |
| Tokyo ROKI Co., Ltd. | 68 |
9 |
| Tetra Laval Holdings & Finance S.A. | 2261 |
7 |
| GEA Mechanical Equipment GmbH | 242 |
6 |
| Hengst SE | 182 |
5 |
| Alfdex AB | 74 |
4 |
| Weir Minerals Australia, Ltd. | 311 |
4 |
| DAF Trucks N.V. | 208 |
2 |
| Flowersep | 5 |
2 |
| GEA Westfalia Separator GmbH | 19 |
2 |
| Gekko Systems Pty Ltd | 35 |
2 |
| Mitsubishi Kakoki Kaisha, Ltd. | 89 |
2 |
| Grimaldi Development AB | 26 |
2 |
| SKF Mfr Technology AB | 10 |
2 |
| Mediatek Inc. | 5522 |
1 |
| Life Technologies Corporation | 3459 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11130 |
1 |
| 3nine AB | 21 |
1 |
| Bilfinger Water Technologies, Inc. | 19 |
1 |
| Other owners | 12 |