- All sections
- B - Performing operationstransporting
- B04C - Apparatus using free vortex flow, e.g. cyclones
- B04C 5/28 - Multiple arrangement thereof for parallel flow
Patent holdings for IPC class B04C 5/28
Total number of patents in this class: 233
10-year publication summary
|
16
|
19
|
35
|
25
|
24
|
17
|
18
|
16
|
4
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Omachron Intellectual Property Inc. | 924 |
33 |
| Dyson Technology Limited | 3696 |
17 |
| Vermeer Manufacturing Company | 639 |
9 |
| LG Electronics Inc. | 73690 |
8 |
| Hayward Industries, Inc. | 667 |
7 |
| National Oilwell Varco, L.P. | 1690 |
7 |
| Enverid Systems, Inc. | 80 |
6 |
| Jiangsu Midea Cleaning Appliances Co., Ltd. | 279 |
6 |
| Voith Patent GmbH | 2772 |
6 |
| Atlas Copco Airpower, naamloze vennootschap | 1035 |
5 |
| Saudi Arabian Oil Company | 13428 |
5 |
| Cameron International Corporation | 1342 |
4 |
| Vulco, S.A. | 53 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 32105 |
3 |
| Aramco Services Company | 4039 |
3 |
| Loesche GmbH | 81 |
3 |
| Merpro Tortek Limited | 5 |
3 |
| Waterco Limited | 19 |
3 |
| Fornice Intelligent Technology Co., Ltd | 8 |
3 |
| General Electric Company | 13859 |
2 |
| Other owners | 96 |