Inventor
BINGHAM WALLACE K
US10 patents
Patents
10 patentsUS4763985AAug 16, 1988
Retroreflective sheet with enhanced brightness
MINNESOTA MINING & MFG207 citations98
US5169707ADec 8, 1992
Retroreflective security laminates with dual level verification
MINNESOTA MINING & MFG178 citations97
US5269840ADec 14, 1993
Sol bonded colorant clusters and process for making
MINNESOTA MINING & MFG66 citations95
US5207852AMay 4, 1993
Method for making permeable retroreflective sheeting
MINNESOTA MINING & MFG66 citations95
US4533592AAug 6, 1985
Thermally stable flame retardant reflective and retroreflective trim
MINNESOTA MINING & MFG109 citations95
US4527383AJul 9, 1985
Threads for identification of garments
MINNESOTA MINING & MFG106 citations95
US4397142AAug 9, 1983
Coded threads and sheet material useful for making such coded threads
MINNESOTA MINING & MFG65 citations95
US4263345AApr 21, 1981
Coating composition for forming retroreflective treatments on fabrics
MINNESOTA MINING & MFG53 citations95
US5128804AJul 7, 1992
Permeable retroreflective sheeting
MINNESOTA MINING & MFG43 citations92
US5080463AJan 14, 1992
Retroreflective security laminates with protective cover sheets
MINNESOTA MINING & MFG48 citations92