Invention Grant
- Patent Title: Reflector and backlight device
- Patent Title (中): 反射器和背光装置
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Application No.: US10597185Application Date: 2005-01-14
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Publication No.: US08179361B2Publication Date: 2012-05-15
- Inventor: Yasushi Sugimoto , Teruo Teshima
- Applicant: Yasushi Sugimoto , Teruo Teshima
- Applicant Address: JP Tokyo
- Assignee: Hitachi Chemical Co., Ltd.
- Current Assignee: Hitachi Chemical Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Griffin & Szipl, P.C.
- Priority: JP2004-007950 20040115
- International Application: PCT/JP2005/000344 WO 20050114
- International Announcement: WO2005/068900 WO 20050728
- Main IPC: G06F3/033
- IPC: G06F3/033
Abstract:
A back light device realizing improvement in hotspots and bright line in the region of light incidence and of darkness arising in between light sources is provided by forming the reflective surface of the reflector as a structured face comprising an iteration of prism elements of trapezoidal section.
Public/Granted literature
- US20080297459A1 Reflector and Backlight Device Public/Granted day:2008-12-04
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