| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 2 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | Malaysia | 2 | |
| #4 | Taiwan | 2 | |
| #5 | United States | 2 | |
| #6 | WIPO (World Intellectual Property Organization) | 2 | |
| #7 | Canada | 1 | |
| #8 | Singapore | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Chemical engineering | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Mixing | |
| #2 | Climate change mitigation in wastewater treatment | |
| #3 | Unspecified technologies | |
| #4 | Water treatment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ohnari Hirofumi | 13 |
| #2 | Hirofumi Ohnari | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US7261283B1 | Swing type fine air bubble generating device | |
| MY128735A | Swirling type micro-bubble generating system | |
| AU3801099A | Swirling type micro-bubble generating system | |
| CA2282326A1 | Swirling type micro-bubble generating system | |
| WO9933553A1 | Swirling fine-bubble generator |