- All sections
- E - Fixed constructions
- E03D - Water-closets or urinals with flushing devices; flushing valves therefor
- E03D 1/28 - Bowl integral with the flushing cistern
Patent holdings for IPC class E03D 1/28
Total number of patents in this class: 35
10-year publication summary
|
1
|
1
|
4
|
1
|
2
|
6
|
6
|
3
|
5
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toto Ltd. | 1134 |
10 |
| Shanghai Kohler Electronics, Ltd. | 143 |
3 |
| Duravit Aktiengesellschaft | 277 |
2 |
| LIXIL Corporation | 661 |
2 |
| Richard Corey Breed | 3 |
2 |
| Strategic Water Solutions Holdings, LLC | 5 |
2 |
| Arrow Home Group Co., Ltd. | 38 |
2 |
| Kohler Co. | 3935 |
1 |
| LIXIL Group Corporation | 64 |
1 |
| P & C Hennessy Holdings, Inc. | 6 |
1 |
| Siamp Cedap | 23 |
1 |
| Xiamen Axent Corporation Limited | 47 |
1 |
| Zhejiang IKAHE Sanitary Ware Co., Ltd. | 13 |
1 |
| Eco (Xiamen) Technology Inc. | 23 |
1 |
| Foshan Hegii Sanitary Wares Co.,Ltd. | 2 |
1 |
| Roca Sanitario, S. A. | 6 |
1 |
| LIXIL (China) Investment Co., Ltd. | 16 |
1 |
| Trainvac GmbH | 8 |
1 |
| Ofer Kochavi | 1 |
1 |
| Other owners | 0 |