- All sections
- E - Fixed constructions
- E03B - Installations or methods for obtaining, collecting, or distributing water
- E03B 3/36 - Methods or installations for obtaining or collecting drinking water or tap water with artificial enrichment, e.g. by adding water from a pond or a river of surface water
Patent holdings for IPC class E03B 3/36
Total number of patents in this class: 6
10-year publication summary
|
2
|
1
|
0
|
1
|
0
|
0
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi Zosen Corporation | 608 |
2 |
| Mitsubishi Hitachi Power Systems, Ltd. | 991 |
1 |
| Cleantek Industries Inc. | 22 |
1 |
| Induberg Holding AG | 1 |
1 |
| Samsungcns | 1 |
1 |
| Other owners | 0 |