- All sections
- B - Performing operationstransporting
- B04C - Apparatus using free vortex flow, e.g. cyclones
- B04C 5/185 - Dust collectors
Patent holdings for IPC class B04C 5/185
Total number of patents in this class: 216
10-year publication summary
|
23
|
25
|
25
|
33
|
21
|
21
|
12
|
6
|
14
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Omachron Intellectual Property Inc. | 955 |
39 |
| LG Electronics Inc. | 75160 |
18 |
| Adey Holdings (2008) Limited | 323 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 33690 |
6 |
| Dyson Technology Limited | 3931 |
6 |
| Hayward Industries, Inc. | 678 |
5 |
| Samsung Electronics Co., Ltd. | 154751 |
4 |
| Festool GmbH | 407 |
4 |
| LS ELECTRIC Co., Ltd | 798 |
3 |
| Enercorp Engineered Solutions Inc. | 53 |
3 |
| Mitsubishi Electric Corporation | 47683 |
2 |
| BISSELL Inc. | 1149 |
2 |
| Gema Switzerland GmbH | 172 |
2 |
| Globalwafers Co., Ltd. | 724 |
2 |
| Heat & Control, Inc. | 17 |
2 |
| Husqvarna AB | 2981 |
2 |
| Kingclean Electric Co., Ltd. | 152 |
2 |
| Loesche GmbH | 79 |
2 |
| Mitsubishi Hitachi Power Systems, Ltd. | 991 |
2 |
| Oneida Air Systems, Inc. | 60 |
2 |
| Other owners | 98 |