- All sections
- E - Fixed constructions
- E03B - Installations or methods for obtaining, collecting, or distributing water
- E03B 3/28 - Methods or installations for obtaining or collecting drinking water or tap water from humid air
Patent holdings for IPC class E03B 3/28
Total number of patents in this class: 501
10-year publication summary
|
31
|
32
|
58
|
57
|
72
|
70
|
57
|
60
|
41
|
61
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Source Global, PBC | 67 |
25 |
| Water Harvesting Inc. | 40 |
19 |
| Genesis Systems, LLC | 26 |
14 |
| Watergen Ltd. | 36 |
12 |
| Seas Société de L'eau Aérienne Suisse SA | 11 |
11 |
| The Regents of the University of California | 20172 |
8 |
| Massachusetts Institute of Technology | 10127 |
6 |
| Zero Mass Water, Inc. | 13 |
6 |
| Siemens AG | 24350 |
5 |
| Arizona Board of Regents on behalf of Arizona State University | 2687 |
5 |
| Saudi Arabian Oil Company | 13472 |
5 |
| SunToWater Technologies, LLC | 6 |
5 |
| Ashera Holdings LLC | 5 |
5 |
| Cirrus Rehos Renewable Power and Water (Pty) Ltd | 5 |
5 |
| Northwestern University | 3437 |
4 |
| Fresenius Medical Care Holdings, Inc. | 1421 |
4 |
| Skywell, LLC | 11 |
4 |
| Khalifa University of Science and Technology | 382 |
4 |
| Exaeris Water Innovations, LLC | 12 |
4 |
| Aquahara Technology GmbH | 5 |
4 |
| Other owners | 346 |