Invention Grant
- Patent Title: Lighting apparatus
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Application No.: US15447804Application Date: 2017-03-02
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Publication No.: US10364964B2Publication Date: 2019-07-30
- Inventor: Yoko Matsubayashi , Hiroko Koiwa
- Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Applicant Address: JP Osaka
- Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Current Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Current Assignee Address: JP Osaka
- Agency: Greenblum & Bernstein, P.L.C.
- Priority: JP2016-041570 20160303
- Main IPC: F21V13/04
- IPC: F21V13/04 ; F21V5/04 ; F21V7/00 ; F21V21/30 ; F21V23/00 ; F21S8/04 ; F21V19/02 ; F21V3/06 ; F21Y113/00 ; F21K9/20 ; F21Y115/10 ; F21K9/68
Abstract:
A lighting apparatus is provided. The lighting apparatus includes a first light source module and a second light source module surrounding the first light source module. A half beam angle of the first light source module is smaller than a half beam angle of the second light source module. A correlated color temperature of light from the first light source module is higher than a correlated color temperature of light from the second light source module.
Public/Granted literature
- US20170254511A1 LIGHTING APPARATUS Public/Granted day:2017-09-07
Information query
