- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 1/20 - Sprayers
Patent holdings for IPC class B01D 1/20
Total number of patents in this class: 161
10-year publication summary
|
20
|
23
|
16
|
13
|
16
|
22
|
17
|
14
|
10
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Velico Medical, Inc. | 104 |
7 |
| Ecovap, Inc. | 19 |
7 |
| Energy Water Solutions, LLC | 11 |
6 |
| Mitsubishi Power, Ltd. | 1752 |
6 |
| E3 Solutions, LLC | 9 |
5 |
| Wga Water Global Access, S.L. | 18 |
5 |
| GEA TDS GmbH | 69 |
4 |
| ExxonMobil Upstream Research Company | 2413 |
3 |
| Purestream Services, LLC | 21 |
3 |
| ZoomEssence, Inc. | 48 |
3 |
| GEA Process Engineering A/S | 159 |
3 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6277 |
3 |
| Colorado Extraction Systems, LLC | 7 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8591 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 30670 |
2 |
| Ali-jak Holdings Pty Ltd | 3 |
2 |
| Baltimore Aircoil Company, Inc. | 170 |
2 |
| Borealis AG | 2762 |
2 |
| ConocoPhillips Company | 1668 |
2 |
| Micronic Technologies, Inc. | 16 |
2 |
| Other owners | 89 |