Inventor
LU SHIH-LAI
US22 patents
⚠️ This page may combine multiple inventors who share the name “LU SHIH-LAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MINNESOTA MINING & MFG
20 patentsUS5591527AJan 7, 1997
Optical security articles and methods for making same
MINNESOTA MINING & MFG204 citations99
US5254390AOct 19, 1993
Plano-convex base sheet for retroreflective articles and method for making same
MINNESOTA MINING & MFG207 citations99
US5183597AFeb 2, 1993
Method of molding microstructure bearing composite plastic articles
MINNESOTA MINING & MFG547 citations99
US5175030ADec 29, 1992
Microstructure-bearing composite plastic articles and method of making
MINNESOTA MINING & MFG662 citations99
US5656360AAug 12, 1997
Article with holographic and retroreflective features
MINNESOTA MINING & MFG97 citations97
US5866236AFeb 2, 1999
Article with holographic and retroreflective features
MINNESOTA MINING & MFG80 citations96
US5743981AApr 28, 1998
Optical security articles and methods for making same
MINNESOTA MINING & MFG81 citations96
US5688738ANov 18, 1997
Security card and method for making same
MINNESOTA MINING & MFG61 citations96
US5670096ASep 23, 1997
Retroreflective article comprising a transparent base sheet and nacreous pigment coating, method for making such a base sheet, and method for making a forming master
MINNESOTA MINING & MFG70 citations96
US5468540ANov 21, 1995
Retroreflective article comprising a transparent base sheet and nacreous pigment coating, method for making such a base sheet, and method for making a forming master
MINNESOTA MINING & MFG94 citations96
US4977003ADec 11, 1990
Nontacky acrylonitrile/butadiene adhesive tape
MINNESOTA MINING & MFG56 citations96
US4766023AAug 23, 1988
Method for making a flexible louvered plastic film with protective coatings and film produced thereby
MINNESOTA MINING & MFG81 citations96
US5888335AMar 30, 1999
Multiple releasable contact responsive fasteners
MINNESOTA MINING & MFG73 citations95
US5196266AMar 23, 1993
Reclosable mechanical fastener based on a composite article
MINNESOTA MINING & MFG65 citations95
US6004670ADec 21, 1999
Multiple releasable contact responsive fasteners
MINNESOTA MINING & MFG52 citations94
US5316849AMay 31, 1994
Reclosable mechanical fastener based on a composite article
MINNESOTA MINING & MFG32 citations92
US4595114AJun 17, 1986
Tape closure for a can end
MINNESOTA MINING & MFG33 citations92
US5908695AJun 1, 1999
Multiple releasable contact responsive fastener
MINNESOTA MINING & MFG26 citations91
US4537327AAug 27, 1985
Tape closure for a can end
MINNESOTA MINING & MFG13 citations74
US4853267AAug 1, 1989
Easy open closure system
MINNESOTA MINING & MFG6 citations61