- All sections
- E - Fixed constructions
- E03C - Domestic plumbing installations for fresh water or waste water; sinks
- E03C 1/10 - Devices for preventing contamination of drinking-water pipes, e.g. means for aerating self-closing flushing valves
Patent holdings for IPC class E03C 1/10
Total number of patents in this class: 251
10-year publication summary
|
31
|
23
|
34
|
21
|
27
|
20
|
30
|
17
|
9
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Watts Regulator Co. | 296 |
20 |
| Neoperl GmbH | 607 |
12 |
| WCM Industries, Inc. | 227 |
11 |
| Toray Industries, Inc. | 6855 |
9 |
| Toto Ltd. | 1134 |
6 |
| Conbraco Industries, Inc. | 31 |
5 |
| Panasonic Corporation | 20315 |
4 |
| AS America, Inc. | 1076 |
4 |
| B/E Aerospace, Inc. | 1562 |
4 |
| Grohe AG | 1055 |
4 |
| Shanghai Kohler Electronics, Ltd. | 143 |
4 |
| Symmons Industries, Inc. | 98 |
4 |
| Ecolab USA Inc. | 5341 |
3 |
| Green4All Energy Solutions, Inc. | 3 |
3 |
| LIXIL Corporation | 661 |
3 |
| Uponor Innovation AB | 295 |
3 |
| Griferias Grober, S.L. | 13 |
3 |
| H2minuso LLC | 4 |
3 |
| Handley, Daniel | 3 |
3 |
| Zurn Water, LLC | 208 |
3 |
| Other owners | 140 |