Inventor
PIEPEL ANDREW J
US3 patents
Patents
3 patentsUS6535333B1Mar 18, 2003
Optical system with reduced color shift
3M INNOVATIVE PROPERTIES CO61 citations95
US6466368B1Oct 15, 2002
Rear projection screen with reduced speckle
3M INNOVATIVE PROPERTIES CO73 citations94
US6870670B2Mar 22, 2005
Screens and methods for displaying information
3M INNOVATIVE PROPERTIES CO48 citations88