| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 7 | |
| #2 | United States | 5 | |
| #3 | Brazil | 4 | |
| #4 | EPO (European Patent Office) | 4 | |
| #5 | Republic of Korea | 4 | |
| #6 | China | 3 | |
| #7 | Hungary | 3 | |
| #8 | Russian Federation | 2 | |
| #9 | India | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Environmental technology | |
| #3 | Machines | |
| #4 | Surface technology and coating |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tsutsumi Kaduo | 29 |
| #2 | Nakoji Masateru | 7 |
| #3 | Sakamoto Taichi | 5 |
| #4 | Ikeuchi Yuta | 5 |
| #5 | Yamashita Naoto | 5 |
| #6 | Mukai Takashi | 5 |
| #7 | Kaduo Tsutsumi | 4 |
| #8 | Atsushi Tsutsumi | 1 |
| #9 | Yuta Ikeuchi | 1 |
| #10 | Ikeuti Yuta | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2020144839A1 | Dc power interconnection system | |
| RU2686841C1 | Bipolar battery | |
| WO2015118691A1 | Alkaline secondary battery | |
| WO2015015540A1 | Negative electrode material for battery, negative electrode for battery, and battery | |
| WO2014091635A1 | Layered battery and assembly method for layered battery | |
| US2014065470A1 | Layer cell, assembled battery including layer cell, and method for assembling layer cell |