| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Brazil | 3 | |
| #2 | China | 3 | |
| #3 | WIPO (World Intellectual Property Organization) | 3 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | Russian Federation | 1 | |
| #6 | United States | 1 | |
| #7 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Engines, pumps and turbines | |
| #3 | Thermal processes | |
| #4 | Civil engineering | |
| #5 | Mechanical elements | |
| #6 | Furniture and games |
| # | Name | Total Patents |
|---|---|---|
| #1 | Li Changjian | 6 |
| #2 | Wang Hongbiao | 6 |
| #3 | Shi Huashan | 5 |
| #4 | Huashan Shi | 4 |
| #5 | Xu Fei | 4 |
| #6 | Chen Shuping | 3 |
| #7 | Luo Yong | 3 |
| #8 | Changjian Li | 2 |
| #9 | Shuping Chen | 2 |
| #10 | Likai Zheng | 2 |
| Publication | Filing date | Title |
|---|---|---|
| CN108138478A | A kind of electronic water closet and control method that can realize hot water or cold water switching | |
| CN107614809A | A kind of electronic water closet and control method that can realize cold water and hot water switching | |
| BR112017025313A2 | switchable electronic toilet between cold and hot water and control method | |
| WO2014090078A1 | Ac permanent-magnet drain pump |