Inventor
KARR JR STEPHEN L
US6 patents
Patents
6 patentsUS5023077AJun 11, 1991
Immunogenic compositions and methods for the treatment and prevention of gastric and duodenal ulcer disease
APHTON CORP82 citations95
US6359114B1Mar 19, 2002
System for method for the modification and purification of proteins
APHTON CORP41 citations91
US5866128AFeb 2, 1999
Method for the treatment and prevention of gastric and duodenal ulcer
APHTON CORP29 citations91
US5622702AApr 22, 1997
Immunogenic compositions and methods for the treatment and prevention of gastric and duodenal ulcer disease
APHTON CORP29 citations91
US4891219AJan 2, 1990
Method for immunization against and treatment of infection by ectoparasites and endoparasites
APHTON CORP18 citations68
US4814170AMar 21, 1989
Method for immunization against and treatment of infection by ectoparasites and endoparasites
APHTON CORP2 citations60