- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 61/06 - Energy recovery
Patent holdings for IPC class B01D 61/06
Total number of patents in this class: 306
10-year publication summary
|
28
|
30
|
33
|
22
|
26
|
25
|
21
|
14
|
15
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fluid Equipment Development Company, LLC | 88 |
33 |
| Ebara Corporation | 2107 |
20 |
| Hitachi, Ltd. | 15316 |
15 |
| Danfoss A/S | 1341 |
13 |
| Toray Industries, Inc. | 6831 |
7 |
| Veolia Water Solutions & Technologies Support | 534 |
7 |
| Battelle Memorial Institute | 2450 |
6 |
| Kurita Water Industries Ltd. | 1175 |
6 |
| Toyobo Co., Ltd. | 2452 |
6 |
| Katz Water Tech, LLC | 30 |
6 |
| I.d.e. Technologies Ltd. | 40 |
5 |
| IDE Water Technologies Ltd. | 42 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 8569 |
4 |
| Eden Technologies Inc. | 6 |
4 |
| KSB Aktiengesellschaft | 165 |
4 |
| Kubota Corporation | 3623 |
4 |
| Nanyang Technological University | 1931 |
4 |
| Fluvicon GmbH | 6 |
4 |
| Natural Ocean Well Co. | 27 |
4 |
| General Electric Company | 17074 |
3 |
| Other owners | 146 |