Inventor
FLEMING MADELEINE B
US4 patents
Patents
4 patentsUS6045230AApr 4, 2000
Modulating retroreflective article
3M INNOVATIVE PROPERTIES CO92 citations95
US6935756B2Aug 30, 2005
Retroreflective articles having moire-like pattern
3M INNOVATIVE PROPERTIES CO40 citations91
US6843571B2Jan 18, 2005
Methods of making a master and replicas thereof
3M INNOVATIVE PROPERTIES CO27 citations91
US6282026B1Aug 28, 2001
Retroreflectors having two optical surfaces and varying retroreflectivity
3M INNOVATIVE PROPERTIES CO30 citations90