| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 204 | |
| #2 | WIPO (World Intellectual Property Organization) | 86 | |
| #3 | EPO (European Patent Office) | 57 | |
| #4 | China | 51 | |
| #5 | United States | 35 | |
| #6 | Taiwan | 28 | |
| #7 | Republic of Korea | 27 | |
| #8 | Australia | 6 | |
| #9 | Brazil | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Mechanical elements | |
| #3 | Machines | |
| #4 | Packaging and shipping | |
| #5 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Accessories for machine tools | |
| #2 | Tools for connecting or disengaging | |
| #3 | Servomotors | |
| #4 | Unspecified technologies | |
| #5 | Venting or aerating devices | |
| #6 | Turning | |
| #7 | Manipulators | |
| #8 | Shaping of plastics | |
| #9 | Nails | |
| #10 | Cylinders for combustion engines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yonezawa Keitaro | 200 |
| #2 | Haruna Yosuke | 127 |
| #3 | Yokota Hideaki | 86 |
| #4 | Yoshimura Gaku | 39 |
| #5 | Arisato Akira | 36 |
| #6 | Kojima Ryota | 36 |
| #7 | Yoshimi Masahiro | 30 |
| #8 | Yoshimura Ga | 29 |
| #9 | Shirakawa Tsutomu | 25 |
| #10 | Kaji Kenta | 18 |
| Publication | Filing date | Title |
|---|---|---|
| WO2021079749A1 | Coupling device | |
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