Inventor
LEA MICHAEL C
GB15 patents
⚠️ This page may combine multiple inventors who share the name “LEA MICHAEL C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MINNESOTA MINING & MFG
6 patentsUS5432876AJul 11, 1995
Illumination devices and optical fibres for use therein
MINNESOTA MINING & MFG472 citations98
US5845038ADec 1, 1998
Optical fiber illumination system
MINNESOTA MINING & MFG150 citations96
US5659643AAug 19, 1997
Notched fiber array illumination device
MINNESOTA MINING & MFG93 citations96
US5543830AAug 6, 1996
Apparatus with light emitting element, microlens and gradient index lens characteristics for imaging continuous tone images
MINNESOTA MINING & MFG36 citations92
US5051762ASep 24, 1991
Production of images using an array of light emitting diodes
MINNESOTA MINING & MFG27 citations92
US5551042AAug 27, 1996
Structured films and use thereof for daylight illumination
MINNESOTA MINING & MFG36 citations90
3M INNOVATIVE PROPERTIES CO
5 patentsUS6456437B1Sep 24, 2002
Optical sheets suitable for spreading light
3M INNOVATIVE PROPERTIES CO117 citations97
US6848822B2Feb 1, 2005
Light guide within recessed housing
3M INNOVATIVE PROPERTIES CO81 citations95
US7164836B2Jan 16, 2007
Light-guide lights suitable for use in illuminated displays
3M INNOVATIVE PROPERTIES CO27 citations92
US7413317B2Aug 19, 2008
Polarized UV exposure system
3M INNOVATIVE PROPERTIES CO8 citations74
US6350044B1Feb 26, 2002
Luminaire with central reflector surrounded by light transmitting and spreading optical sheet having structured surface
3M INNOVATIVE PROPERTIES CO10 citations73