Inventor

VANZIN DAVID ALAN

US2 patents

Patents

2 patents

US6284279B1Sep 4, 2001

Phenothiazine in prill form and method for making the same

AVECIA INC8 citations64

US6485750B2Nov 26, 2002

Phenothiazine in prill form and method for making the same

AVECIA INC2 citations53