| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 7 | |
| #2 | WIPO (World Intellectual Property Organization) | 5 | |
| #3 | United States | 4 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machine tools | |
| #3 | Consumer goods | |
| #4 | Optics | |
| #5 | Medical technology | |
| #6 | Chemical engineering | |
| #7 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Finishing work on buildings | |
| #2 | Live-saving devices | |
| #3 | Implantable devices | |
| #4 | Separation | |
| #5 | Spectacles | |
| #6 | Handles for hand implements | |
| #7 | Percussive tools | |
| #8 | Writing or drawing tools | |
| #9 | Nails | |
| #10 | General building constructions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Liu Qianyi | 15 |
| #2 | Liu Zhanyi | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2016127728A1 | Damping return hammer | |
| CN104887524A | Fast dispensing and taking device for various kinds of tablets | |
| CN104857648A | Breathable glasses with air purifying function | |
| CN104669207A | Damping return hammer | |
| CN104669830A | Environment-friendly cuttable eraser pencil | |
| CN104709861A | Simple cap opener | |
| WO2012171153A1 | Board connecting structure | |
| WO2012100400A1 | Slanted locking tongue connecting structure | |
| CN102155083A | Floor connection structure | |
| CN1364650A | Curved filter |