| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 11 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Control | |
| #3 | Optics | |
| #4 | Measurement | |
| #5 | Medical technology |
| # | Technology | |
|---|---|---|
| #1 | Loudspeakers and microphones | |
| #2 | Teaching materials | |
| #3 | Analysing materials | |
| #4 | Spectacles | |
| #5 | Diagnosis and surgery |
| # | Name | Total Patents |
|---|---|---|
| #1 | Zhang Xiaocheng | 11 |
| Publication | Filing date | Title |
|---|---|---|
| WO2019104494A1 | Sunglasses having bone conduction headset flexibly adjustable in position | |
| WO2019104498A1 | Sound production module of bone-conduction earphone | |
| WO2019104501A1 | Prenatal education instrument |