YQ

Yinhua Qiu

AP Amphastar Pharmaceuticals: 2 patents #1 of 5Top 20%
Overall (2016): #84,933 of 481,213Top 20%
2
Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9447067 Method of preparing intermediate of salmeterol Zhengyuan Wu, Song Chen, Haoning Zhang 2016-09-20
9303060 Methods of preparing intermediate of fluticasone propionate Zhengyuan Wu, Yong Liu, Song Chen, Haoning Zhang 2016-04-05