| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 7 | |
| #2 | United States | 5 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Surface technology and coating | |
| #3 | Machines | |
| #4 | Medical technology | |
| #5 | Materials and metallurgy | |
| #6 | Civil engineering | |
| #7 | Chemical engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Koganezawa Akihisa | 12 |
| #2 | Akahori Yukio | 7 |
| #3 | Takada Norikazu | 3 |
| #4 | Saito Kazuhiro | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP1380537A1 | Ozone water producing apparatus and gas-liquid mixture producing apparatus |