Inventor
ROLFS JACQUELINE C
US3 patents
Patents
3 patentsUS6204971B1Mar 20, 2001
Glass microspheres for use in films and projection screen displays and methods
3M INNOVATIVE PROPERTIES CO117 citations96
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