| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 5 | |
| #2 | United States | 2 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | Brazil | 1 | |
| #5 | Germany | 1 | |
| #6 | Saudi Arabia | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Medical technology |
| # | Technology | |
|---|---|---|
| #1 | Protective garments | |
| #2 | Live-saving devices | |
| #3 | Syringes | |
| #4 | Hats | |
| #5 | Diagnosis and surgery | |
| #6 | Dentistry |
| # | Name | Total Patents |
|---|---|---|
| #1 | Zheng Yuliang | 6 |
| #2 | Zheng Yongzhu | 6 |
| #3 | Zheng Qianfeng | 6 |
| #4 | Cheng Yu-Liang | 4 |
| #5 | Cheng Yung-Chu | 4 |
| #6 | Cheng Chien-Feng | 4 |
| #7 | Cheng Yung- Chu | 1 |
| #8 | Chien-Feng Cheng | 1 |
| #9 | Yung-Chu Cheng | 1 |
| #10 | Yu-Liang Cheng | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CN110301698A | More Origuchi covers | |
| CN107232675A | Head cap and its it is linked with fixator | |
| DE102016124196A1 | Face mask with embedded nose pad | |
| CN106858820A | The protective mask of built-in type nasal cushion | |
| CN106031531A | Mask sling fixing sheet | |
| CN105615042A | Tight facial mask and preparation method thereof | |
| SA2280B1 | facemask structure improvement |