| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 4 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | Taiwan | 2 | |
| #4 | United States | 2 | |
| #5 | Republic of Korea | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Machines | |
| #3 | Engines, pumps and turbines | |
| #4 | Mechanical elements | |
| #5 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Mixing | |
| #2 | Milling | |
| #3 | Pumps | |
| #4 | Pipes | |
| #5 | Water treatment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Karasawa Yukihiko | 11 |
| Publication | Filing date | Title |
|---|---|---|
| WO0020108A1 | Method of producing fine particle dispersions | |
| WO9836172A1 | High pressure pump |