Invention Grant
- Patent Title: Light guide
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Application No.: US14254669Application Date: 2014-04-16
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Publication No.: US09778407B2Publication Date: 2017-10-03
- Inventor: Timothy J. Nevitt , Charles David Hoyle , Michael F. Weber , Andrew J. Ouderkirk
- Applicant: 3M INNOVATIVE PROPERTIES COMPANY
- Applicant Address: US MN St. Paul
- Assignee: 3M INNOVATIVE PROPERTIES COMPANY
- Current Assignee: 3M INNOVATIVE PROPERTIES COMPANY
- Current Assignee Address: US MN St. Paul
- Agent Clifton F. Richardson
- Main IPC: G02F1/1335
- IPC: G02F1/1335 ; F21V8/00

Abstract:
A light guide having a first major surface, a second major surface, an input edge and an opposing edge, where at least one of the first major surface and the second major surface includes a plurality of multiplets. Each multiplet includes two or more extraction features having an indented geometry.
Public/Granted literature
- US20150301261A1 LIGHT GUIDE Public/Granted day:2015-10-22
Information query
IPC分类: