Inventor
RAMSEY RONALD L
US5 patents
⚠️ This page may combine multiple inventors who share the name “RAMSEY RONALD L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ILLINOIS TOOL WORKS
4 patentsUS6244021B1Jun 12, 2001
Method of applying reclosable zipper to package
ILLINOIS TOOL WORKS76 citations95
US6088998AJul 18, 2000
High compression transverse zipper system
ILLINOIS TOOL WORKS62 citations95
US6030122AFeb 29, 2000
Pinch-grip zipper
ILLINOIS TOOL WORKS84 citations94
US5774954AJul 7, 1998
Peel seal zipper tape
ILLINOIS TOOL WORKS40 citations91