| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 4 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | Republic of Korea | 3 | |
| #4 | United States | 3 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Machines | |
| #3 | Organic fine chemistry | |
| #4 | Chemical engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lin Shengyao | 12 |
| #2 | Chen Jianhua | 12 |
| #3 | Fang Huayu | 12 |
| #4 | Zhu Enbin | 12 |
| #5 | Wu Jiantong | 12 |
| #6 | Wang Dubin | 12 |
| #7 | Yu Guoqing | 12 |
| #8 | Li Tianyuan | 10 |
| #9 | Chen Jincheng | 8 |
| #10 | Chen Jinchen | 4 |
| Publication | Filing date | Title |
|---|---|---|
| KR20210007944A | How to recover waste polyester material | |
| WO2021047146A1 | System for treating industrial tail gas containing ethylene glycol, and usage method therefor | |
| KR20210007945A | Continuous alcohol decomposition recovery method of waste polyester | |
| WO2021004070A1 | Recovery method for waste polyester material performed by means of continuous alcoholysis and continuous transesterification |