Richard Andrew Ewin

ZS Zoetis Services: 19 patents #2 of 310Top 1%

Pfizer: 5 patents #1,037 of 5,153Top 25%

CL Cenes Limited: 1 patents #11 of 25Top 45%

ZO Zoetis: 1 patents #26 of 81Top 35%

📍 Kalamazoo, MI: #44 of 1,283 inventorsTop 4%

🗺 Michigan: #2,544 of 86,293 inventorsTop 3%

Overall (All Time): #140,946 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #	Title	Co-Inventors	Date
6693179	Morphine-6-glucuronide synthesis	Philip J. Parsons	2004-02-17
6566510	Morphine-6-glucuronide synthesis	Philip J. Parsons	2003-05-20