- All sections
- E - Fixed constructions
- E03B - Installations or methods for obtaining, collecting, or distributing water
- E03B 3/02 - Methods or installations for obtaining or collecting drinking water or tap water from rain-water
Patent holdings for IPC class E03B 3/02
Total number of patents in this class: 192
10-year publication summary
|
27
|
29
|
13
|
23
|
20
|
28
|
32
|
12
|
21
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rain Harvesting Pty. Ltd. | 19 |
12 |
| Ebara Corporation | 2391 |
4 |
| Beijing Rechsand Science & Technology Group Co., Ltd. | 33 |
4 |
| Totetu Mfg. Co. Ltd. | 10 |
4 |
| Chongqing University | 315 |
3 |
| Husqvarna AB | 3057 |
3 |
| South East Water Corporation | 48 |
3 |
| WISY AG Haustechniksysteme, Filtertechnik | 9 |
3 |
| Civ-Con Products & Solutions, LLC | 6 |
3 |
| Solución Pluvial, S. A. de C. V. | 3 |
3 |
| The Furukawa Electric Co., Ltd. | 3728 |
2 |
| 3P Technik Filtersysteme GmbH | 13 |
2 |
| Imbrium Systems Inc. | 3 |
2 |
| Sukup Manufacturing Company | 137 |
2 |
| Teijin Limited | 1308 |
2 |
| Universitat Stuttgart | 266 |
2 |
| One Water Naturally Pty. Ltd. | 4 |
2 |
| Wisy AG | 3 |
2 |
| Qf Technologies AS | 2 |
2 |
| Rockwool A/S | 847 |
2 |
| Other owners | 130 |