- All sections
- B - Performing operations; transporting
- 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: 197
10-year publication summary
|
10
|
10
|
23
|
25
|
25
|
33
|
21
|
21
|
12
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Omachron Intellectual Property Inc. | 869 |
37 |
| LG Electronics Inc. | 69257 |
16 |
| Adey Holdings (2008) Limited | 322 |
10 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
6 |
| Dyson Technology Limited | 3124 |
6 |
| Festool GmbH | 317 |
4 |
| Hayward Industries, Inc. | 669 |
4 |
| Samsung Electronics Co., Ltd. | 131630 |
3 |
| FMC Kongsberg Subsea AS | 251 |
3 |
| Loesche GmbH | 78 |
3 |
| LS ELECTRIC Co., Ltd | 506 |
3 |
| Enercorp Engineered Solutions Inc. | 40 |
3 |
| Mitsubishi Electric Corporation | 43934 |
2 |
| BISSELL Inc. | 1064 |
2 |
| G.b.d. Corp. | 47 |
2 |
| Gema Switzerland GmbH | 165 |
2 |
| Globalwafers Co., Ltd. | 561 |
2 |
| Husqvarna AB | 2824 |
2 |
| Mitsubishi Hitachi Power Systems, Ltd. | 999 |
2 |
| Oneida Air Systems, Inc. | 59 |
2 |
| Other owners | 83 |