| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | WIPO (World Intellectual Property Organization) | 3 | |
| #3 | China | 2 | |
| #4 | Canada | 1 | |
| #5 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Organic fine chemistry | |
| #2 | Pharmaceuticals | |
| #3 | Chemical engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yao Qingwei | 9 |
| #2 | Mkrtchyan Gnel | 8 |
| #3 | Voitsekhovski Iouri | 6 |
| #4 | Kim Se-Ho | 4 |
| #5 | Kuznetsov Vladimir F | 3 |
| #6 | Michaels Scott | 3 |
| #7 | Itov Zinovy | 3 |
| Publication | Filing date | Title |
|---|---|---|
| US2019224184A1 | Preparation of (-)-cocaine hydrochloride | |
| WO2018009856A1 | Method for catalytic preparation of hydromorphone, hydrocodone and other opiates | |
| US2017057909A1 | Synthesis of levomethadone hydrochloride or dextromethadone hydrochloride and methods for use thereof | |
| US2015166552A1 | Conversion of oxycodone base to oxycodone hydrochloride |