- 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
|
4
|
4
|
3
|
4
|
4
|
6
|
4
|
2
|
1
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FMC Technologies, Inc. | 604 |
3 |
| Voith Patent GmbH | 2778 |
3 |
| Dyson Technology Limited | 3893 |
2 |
| Sterlite Technologies Limited | 244 |
2 |
| Weir Minerals Australia, Ltd. | 310 |
2 |
| LG Electronics Inc. | 74968 |
1 |
| Shell Internationale Research Maatschappij B.V. | 3462 |
1 |
| Pratt & Whitney Canada Corp. | 5223 |
1 |
| Denso Corporation | 25183 |
1 |
| Shell Oil Company | 2094 |
1 |
| Tsinghua University | 6110 |
1 |
| Bosch Power Tools (China) Co., Ltd. | 84 |
1 |
| Carter Day International, Inc. | 15 |
1 |
| East China University of Science and Technology | 542 |
1 |
| FHNC Ltd. Co. | 1 |
1 |
| Metso Minerals Industries, Inc. | 48 |
1 |
| Newcastle Innovation Limited | 80 |
1 |
| Primetals Technologies, Limited | 34 |
1 |
| Sierra Nevada Corporation | 37 |
1 |
| Stichting Materials Innovation Institute (m2i) | 9 |
1 |
| Other owners | 18 |