Invention Grant
- Patent Title: Organic electroluminescence lighting device
- Patent Title (中): 有机电致发光照明装置
-
Application No.: US12476748Application Date: 2009-06-02
-
Publication No.: US08120257B2Publication Date: 2012-02-21
- Inventor: Makoto Takamura
- Applicant: Makoto Takamura
- Applicant Address: JP Kyoto-shi
- Assignee: Rohm Co., Ltd.
- Current Assignee: Rohm Co., Ltd.
- Current Assignee Address: JP Kyoto-shi
- Agency: Hamre, Schumann, Mueller & Larson, P.C.
- Priority: JP2008-149408 20080606; JP2008-149415 20080606
- Main IPC: H01J7/44
- IPC: H01J7/44 ; H01J13/46 ; H01J17/34 ; H01J19/78 ; H01J23/16 ; H01J29/96 ; H01K1/62
Abstract:
An organic electroluminescence lighting device includes a planar organic electroluminescence element; a planer heat diffusion plate provided on one surface of the organic electroluminescence element; and a constant current circuit element that is placed so as to contact the heat diffusion plate and supplies a constant current to the organic electroluminescence element.
Public/Granted literature
- US20090302731A1 ORGANIC ELECTROLUMINESCENCE LIGHTING DEVICE Public/Granted day:2009-12-10
Information query
