- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 1/28 - Evaporating with vapour compression
Patent holdings for IPC class B01D 1/28
Total number of patents in this class: 387
10-year publication summary
|
25
|
38
|
38
|
42
|
30
|
32
|
37
|
25
|
31
|
27
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DEKA Products Limited Partnership | 1813 |
23 |
| Energy Integration, Inc. | 20 |
12 |
| Uop LLC | 4259 |
11 |
| Aquafair AB | 14 |
10 |
| Aquaback Technologies, Inc. | 8 |
7 |
| GEA Wiegand GmbH | 28 |
7 |
| Toyo Engineering Corporation | 148 |
7 |
| Purestream Services, LLC | 20 |
6 |
| Saudi Arabian Oil Company | 13686 |
6 |
| Wga Water Global Access, S.L. | 18 |
6 |
| Bechtel Energy Technologies & Solutions, Inc. | 72 |
5 |
| Vacom Systems, LLC | 6 |
5 |
| Cameron International Corporation | 1353 |
4 |
| Doosan Heavy Industries & Construction Co., Ltd. | 580 |
4 |
| Massachusetts Institute of Technology | 10150 |
3 |
| Purdue Research Foundation | 3732 |
3 |
| Alcoa of Australia Limited | 47 |
3 |
| Caloris Engineering, LLC | 26 |
3 |
| ConocoPhillips Company | 1689 |
3 |
| Daicel Corporation | 2411 |
3 |
| Other owners | 256 |