Inventor
HOFFEND JR THOMAS R
US18 patents
⚠️ This page may combine multiple inventors who share the name “HOFFEND JR THOMAS R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
3M INNOVATIVE PROPERTIES CO
14 patentsUS6228555B1May 8, 2001
Thermal mass transfer donor element
3M INNOVATIVE PROPERTIES CO148 citations98
US6284425B1Sep 4, 2001
Thermal transfer donor element having a heat management underlayer
3M INNOVATIVE PROPERTIES CO115 citations97
US6468715B2Oct 22, 2002
Thermal mass transfer donor element
3M INNOVATIVE PROPERTIES CO50 citations96
US10647032B2May 12, 2020
Multilayer optical adhesives and methods of making same
3M INNOVATIVE PROPERTIES CO22 citations94
US9862124B2Jan 9, 2018
Multilayer optical adhesives and methods of making same
3M INNOVATIVE PROPERTIES CO28 citations94
US7223515B1May 29, 2007
Thermal mass transfer substrate films, donor elements, and methods of making and using same
3M INNOVATIVE PROPERTIES CO15 citations92
US6689538B2Feb 10, 2004
Thermal mass transfer donor element
3M INNOVATIVE PROPERTIES CO27 citations92
US7396632B2Jul 8, 2008
Thermal mass transfer substrate films, donor elements, and methods of making and using same
3M INNOVATIVE PROPERTIES CO5 citations74
US9995944B2Jun 12, 2018
Optical stacks for sparkle reduction
3M INNOVATIVE PROPERTIES CO2 citations73
US9970614B2May 15, 2018
Insulated glazing units and microoptical layer comprising microstructured diffuser and methods
3M INNOVATIVE PROPERTIES CO3 citations73
US10422497B2Sep 24, 2019
Optical structures for redirecting daylight
3M INNOVATIVE PROPERTIES CO2 citations72
US10353214B2Jul 16, 2019
Optical stacks for sparkle reduction
3M INNOVATIVE PROPERTIES CO5 citations72
US10656312B2May 19, 2020
Insulated glazing units and microoptical layer including microstructured anisotropic diffuser and methods
3M INNOVATIVE PROPERTIES CO1 citations62
US9605831B2Mar 28, 2017
Light duct homogenizer
3M INNOVATIVE PROPERTIES CO0 citations41