| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 2 | |
| #2 | Japan | 2 | |
| #3 | Republic of Korea | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | China | 1 | |
| #6 | EPO (European Patent Office) | 1 | |
| #7 | Norway | 1 | |
| #8 | Russian Federation | 1 | |
| #9 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Radio navigation | |
| #2 | Geophysics | |
| #3 | Earth drilling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Aoyama Chiharu | 13 |
| #2 | Aoyama Daiki | 6 |
| Publication | Filing date | Title |
|---|---|---|
| JP2017128950A | Gas collecting method | |
| JP2008020191A | Seabed resource exploration system and seabed resource exploration method |