Donald Payan

RP Rigel Pharmaceuticals: 2 patents #2 of 29Top 7%

📍 Hillsborough, CA: #8 of 44 inventorsTop 20%

🗺 California: #3,906 of 28,370 inventorsTop 15%

Overall (2004): #66,878 of 270,089Top 25%

Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
6808906	Directionally cloned random cDNA expression vector libraries, compositions and methods of use	Mary Shen, Simon H. Yu, Xian Wu	2004-10-26
6737240	Methods of screening for a multi-drug resistance conferring peptide	Ziang Xu	2004-05-18