Invention Application
- Patent Title: LIGHT DIRECTING SIGN SUBSTRATE
- Patent Title (中): 指示灯指示灯
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Application No.: PCT/US2010060788Application Date: 2010-12-16
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Publication No.: WO2011090625A3Publication Date: 2011-09-15
- Inventor: MEIS MICHAEL A , FREIER DAVID G , FLEMING PATRICK R , STEELMAN RONALD S
- Applicant: 3M INNOVATIVE PROPERTIES CO , MEIS MICHAEL A , FREIER DAVID G , FLEMING PATRICK R , STEELMAN RONALD S
- Assignee: 3M INNOVATIVE PROPERTIES CO,MEIS MICHAEL A,FREIER DAVID G,FLEMING PATRICK R,STEELMAN RONALD S
- Current Assignee: 3M INNOVATIVE PROPERTIES CO,MEIS MICHAEL A,FREIER DAVID G,FLEMING PATRICK R,STEELMAN RONALD S
- Priority: US29114309 2009-12-30
- Main IPC: G09F13/04
- IPC: G09F13/04 ; F21V5/04 ; F21V7/10 ; G09F13/26
Abstract:
A light directing substrate includes a back major surface and a front major surface opposing the back surface. The back major surface includes light reflection regions and light transmission regions. The front surface includes a plurality of lenticular lens elements. A graphic image disposed on or in the light directing substrate.
Information query
