| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 3 | |
| #2 | Australia | 2 | |
| #3 | Canada | 2 | |
| #4 | EPO (European Patent Office) | 2 | |
| #5 | China | 1 | |
| #6 | Japan | 1 | |
| #7 | Republic of Korea | 1 | |
| #8 | Taiwan | 1 | |
| #9 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Furniture and games | |
| #3 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Operating tables | |
| #2 | Chairs and beds | |
| #3 | Diagnosis and surgery | |
| #4 | Measuring length, angles and areas |
| # | Name | Total Patents |
|---|---|---|
| #1 | Izutsu Takafumi | 8 |
| #2 | Sano Koji | 5 |
| #3 | Kyo Chika | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2017037751A1 | Support mechanism for wheelchair headrest | |
| TW201634024A | Torso supporting cushion | |
| WO2015118575A1 | Torso support cushion | |
| JP2015016182A | Oral care kit |