| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | Canada | 1 | |
| #4 | China | 1 | |
| #5 | Hong Kong | 1 | |
| #6 | Singapore | 1 | |
| #7 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Environmental technology | |
| #3 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Animal care | |
| #2 | Water treatment | |
| #3 | Separation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Roche Stephen D | 10 |
| #2 | Roche Stephen D D | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2019216061A1 | Self-cleaning pre-filter for a water circulation pump | |
| SG11201507405PA | Self-cleaning pre-filter for a water circulation pump |