- All sections
- B - Performing operationstransporting
- B04C - Apparatus using free vortex flow, e.g. cyclones
- B04C 5/14 - Construction of the underflow ductingApex constructionsDischarge arrangements
Patent holdings for IPC class B04C 5/14
Total number of patents in this class: 222
10-year publication summary
|
12
|
16
|
13
|
19
|
20
|
21
|
10
|
14
|
11
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vermeer Manufacturing Company | 653 |
9 |
| Adey Holdings (2008) Limited | 328 |
6 |
| Omachron Intellectual Property Inc. | 937 |
6 |
| Vulco, S.A. | 52 |
6 |
| Cameron International Corporation | 1355 |
5 |
| Dow Global Technologies LLC | 10587 |
4 |
| M-I L.L.C. | 805 |
4 |
| Saudi Arabian Oil Company | 13681 |
4 |
| Protix B.V. | 90 |
4 |
| Advanced Cyclone Systems, S.A. | 5 |
3 |
| Aramco Services Company | 4110 |
3 |
| BTA International GmbH | 13 |
3 |
| Doosan Heavy Industries & Construction Co., Ltd. | 580 |
3 |
| Loesche GmbH | 81 |
3 |
| U.S. Bank Trust Co National Association | 75 |
3 |
| Tesllon Inc | 6 |
3 |
| Mitsubishi Electric Corporation | 47065 |
2 |
| Airex Co., Ltd. | 84 |
2 |
| AKW Apparate + Verfahren GmbH | 7 |
2 |
| Bunri Incorporation | 27 |
2 |
| Other owners | 145 |