Inventor
MORRIS GEOFFREY P
US12 patents
⚠️ This page may combine multiple inventors who share the name “MORRIS GEOFFREY P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
3M INNOVATIVE PROPERTIES CO
7 patentsUS6204971B1Mar 20, 2001
Glass microspheres for use in films and projection screen displays and methods
3M INNOVATIVE PROPERTIES CO117 citations96
US6631030B2Oct 7, 2003
Projection screens and methods for making such projection screens
3M INNOVATIVE PROPERTIES CO29 citations92
USRE38245ESep 9, 2003
Glass microspheres for use in films and projection screen displays and methods
3M INNOVATIVE PROPERTIES CO17 citations90
US6765720B2Jul 20, 2004
Glass microspheres for use in films and projection screen displays
3M INNOVATIVE PROPERTIES CO9 citations71
US6984058B2Jan 10, 2006
Optical filters comprising opacified portion
3M INNOVATIVE PROPERTIES CO2 citations59
US10053387B2Aug 21, 2018
Glass microbubbles, raw product, and methods of making the same
3M INNOVATIVE PROPERTIES CO0 citations51
US9943467B2Apr 17, 2018
Coated dental articles and related methods of manufacture
3M INNOVATIVE PROPERTIES CO0 citations51
MINNESOTA MINING & MFG
4 patentsUS5673148ASep 30, 1997
Encapsulated retroreflective elements and method for making same
MINNESOTA MINING & MFG63 citations96
US5269840ADec 14, 1993
Sol bonded colorant clusters and process for making
MINNESOTA MINING & MFG66 citations95
US5853851ADec 29, 1998
Pavement marking tape comprising acid-resistant microspheres
MINNESOTA MINING & MFG21 citations92
US5716706AFeb 10, 1998
Acid-resistant glass
MINNESOTA MINING & MFG41 citations92