| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 6 | |
| #2 | Canada | 3 | |
| #3 | EPO (European Patent Office) | 3 | |
| #4 | Norway | 3 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Climate change mitigation in goods production | |
| #2 | Horticulture | |
| #3 | Climate change adaptation technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yanohara Yoshitami | 15 |
| Publication | Filing date | Title |
|---|---|---|
| CA2119043A1 | Hydroponics method | |
| JPH07177829A | Hydroponic culture device | |
| JPH07177830A | Method for hydroponic culture | |
| EP0594158A1 | Hydroponic apparatus | |
| JPH07184485A | Water culture device | |
| JPH06181665A | Method for regenerating natural ecosystem | |
| JPH06197641A | Method for cultivation | |
| JPS60153735A | Eel breeding apparatus |