CHANG RICHARD L has a total of 12 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2015. It filed its patents most often in United States. Its main competitors in its focus markets pharmaceuticals, organic fine chemistry and basic materials chemistry are NEUROQUEST INC, Dermavant Sciences GmbH and AMINEX THERAPEUTICS INC.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 |
| # | Industry | |
|---|---|---|
| #1 | Pharmaceuticals | |
| #2 | Organic fine chemistry | |
| #3 | Basic materials chemistry | |
| #4 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Chang Richard L | 12 |
| Publication | Filing date | Title |
|---|---|---|
| US2019350889A1 | Compositions And Methods Of Use Of Phorbol Esters In The Treatment Of Parkinson's Disease |