| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 17 | |
| #2 | Republic of Korea | 8 | |
| #3 | China | 5 | |
| #4 | Singapore | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Environmental technology | |
| #3 | Mechanical elements | |
| #4 | Engines, pumps and turbines | |
| #5 | Weapons | |
| #6 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Ships | |
| #2 | Marine propulsion | |
| #3 | Climate change mitigation in transportation | |
| #4 | Auxiliaries on vessels | |
| #5 | Military vessels | |
| #6 | Pipes | |
| #7 | Supplying combustion engines | |
| #8 | Earth drilling | |
| #9 | Compressed gas holders | |
| #10 | Internal-combustion piston engines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ueda Yuki | 9 |
| #2 | Nakamura Ken | 7 |
| #3 | Takano Kotaro | 6 |
| #4 | Sogawa Yasuhiro | 6 |
| #5 | Iwami Shunsuke | 6 |
| #6 | Inoue Tadashi | 6 |
| #7 | Yuasa Shinya | 5 |
| #8 | Watanabe Takashi | 5 |
| #9 | Yamada Go | 4 |
| #10 | Tanaka Shigeru | 4 |
| Publication | Filing date | Title |
|---|---|---|
| WO2019044194A1 | Riser pipe support structure | |
| WO2018163686A1 | Ship |