Inventor
STUMP LARRY K
US11 patents
⚠️ This page may combine multiple inventors who share the name “STUMP LARRY K”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
3M INNOVATIVE PROPERTIES CO
7 patentsUS6326053B1Dec 4, 2001
Method of making pavement markings having raised protuberances
3M INNOVATIVE PROPERTIES CO31 citations92
US5941655AAug 24, 1999
Direction-indicating pavement marking having raised protuberances and method of making
3M INNOVATIVE PROPERTIES CO36 citations92
US6703108B1Mar 9, 2004
Wet retroreflective marking material
3M INNOVATIVE PROPERTIES CO23 citations91
US6451408B1Sep 17, 2002
Retroreflective article
3M INNOVATIVE PROPERTIES CO45 citations91
US6127020AOct 3, 2000
Method of making wet retroreflective marking material
3M INNOVATIVE PROPERTIES CO45 citations91
US6303058B1Oct 16, 2001
Method of making profiled retroreflective marking material
3M INNOVATIVE PROPERTIES CO37 citations89
US5981033ANov 9, 1999
Pavement marking tape
3M INNOVATIVE PROPERTIES CO48 citations87
MINNESOTA MINING & MFG
4 patentsUS5286682AFeb 15, 1994
Yellow retroreflective pavement markings
MINNESOTA MINING & MFG79 citations96
US5750191AMay 12, 1998
Retroreflective elements
MINNESOTA MINING & MFG71 citations94
US5835271ANov 10, 1998
Encased retroreflective elements and method for making
MINNESOTA MINING & MFG49 citations92
US5880885AMar 9, 1999
High entrance angle retroreflective article and method of making
MINNESOTA MINING & MFG32 citations91