| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 7 | |
| #2 | United States | 2 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | China | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Taiwan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Chemical engineering | |
| #3 | Packaging and shipping | |
| #4 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Water treatment | |
| #2 | Separation | |
| #3 | Climate change mitigation in wastewater treatment | |
| #4 | Containers for goods storage | |
| #5 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Izawa Yoshinobu | 14 |
| Publication | Filing date | Title |
|---|---|---|
| CN104147815A | Treatment device and treatment bag | |
| JP2005324148A | Coagulation treatment method | |
| WO03070605A1 | Fluid, powder or grain feed tank | |
| JP2004189241A | Storage container | |
| JP2002266533A | Cylinder lock | |
| JP2002204938A | Submerged agitator and agitation apparatus | |
| JP2002102840A | Apparatus for water treatment | |
| JP2002058915A | Water treating tank and water treating device |