- All sections
- B - Performing operations; transporting
- B04C - Apparatus using free vortex flow, e.g. cyclones
- B04C 5/14 - Construction of the underflow ducting; Apex constructions; Discharge arrangements
Patent holdings for IPC class B04C 5/14
Total number of patents in this class: 206
10-year publication summary
|
26
|
14
|
18
|
14
|
20
|
22
|
23
|
10
|
14
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vermeer Manufacturing Company | 615 |
8 |
| Adey Holdings (2008) Limited | 322 |
6 |
| Cameron International Corporation | 1305 |
5 |
| Omachron Intellectual Property Inc. | 869 |
5 |
| Vulco, S.A. | 57 |
5 |
| Dow Global Technologies LLC | 10147 |
4 |
| M-I L.L.C. | 893 |
4 |
| Saudi Arabian Oil Company | 11322 |
4 |
| Protix B.V. | 97 |
4 |
| Advanced Cyclone Systems, S.A. | 4 |
3 |
| Aramco Services Company | 3504 |
3 |
| BTA International GmbH | 12 |
3 |
| Doosan Heavy Industries & Construction Co., Ltd. | 604 |
3 |
| Loesche GmbH | 78 |
3 |
| U.S. Bank Trust Co National Association | 78 |
3 |
| Mitsubishi Electric Corporation | 43934 |
2 |
| Airex Co., Ltd. | 78 |
2 |
| AKW Apparate + Verfahren GmbH | 7 |
2 |
| Bunri Incorporation | 28 |
2 |
| DWC AS | 5 |
2 |
| Other owners | 133 |