- All sections
- B - Performing operationstransporting
- B04C - Apparatus using free vortex flow, e.g. cyclones
- B04C 5/02 - Construction of inlets by which the vortex flow is generated
Patent holdings for IPC class B04C 5/02
Total number of patents in this class: 45
10-year publication summary
|
2
|
4
|
5
|
4
|
5
|
4
|
7
|
4
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FMC Technologies, Inc. | 588 |
3 |
| Voith Patent GmbH | 2740 |
3 |
| Dyson Technology Limited | 3437 |
2 |
| FMC Technologies C.V. | 12 |
2 |
| Sterlite Technologies Limited | 209 |
2 |
| Weir Minerals Australia, Ltd. | 304 |
2 |
| Supercritical Fluid Technologies, Inc. | 17 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3724 |
1 |
| Pratt & Whitney Canada Corp. | 4445 |
1 |
| Denso Corporation | 23803 |
1 |
| Shell Oil Company | 2153 |
1 |
| Tsinghua University | 5708 |
1 |
| Bosch Power Tools (China) Co., Ltd. | 82 |
1 |
| Carter Day International, Inc. | 15 |
1 |
| East China University of Science and Technology | 494 |
1 |
| FHNC Ltd. Co. | 1 |
1 |
| Flash Technologies N.V. | 4 |
1 |
| Metso Minerals Industries, Inc. | 56 |
1 |
| Newcastle Innovation Limited | 87 |
1 |
| Primetals Technologies, Limited | 32 |
1 |
| Other owners | 16 |