Inventor
SPROWL FRANK L
US6 patents
Patents
6 patentsUS5650113AJul 22, 1997
Method of making plastic beverage closure
OWENS ILLINOIS CLOSURE INC38 citations91
US5462187AOct 31, 1995
Plastic beverage closure
OWENS ILLINOIS CLOSURE INC24 citations91
US5265747ANov 30, 1993
Plastic beverage closure
OWENS ILLINOIS CLOSURE INC27 citations91
US5690882ANov 25, 1997
Method for making a tamper indicating package
OWENS ILLINOIS CLOSURE INC22 citations90
US5443171AAug 22, 1995
Tamper indicating package
OWENS ILLINOIS CLOSURE INC27 citations90
US5924586AJul 20, 1999
Plastic closure with compression molded liner
OWENS ILLINOIS CLOSURE INC14 citations72