Invention Grant
- Patent Title: Light emitting apparatus, electronic device, illumination apparatus and vehicle headlamp
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Application No.: US16349094Application Date: 2017-11-16
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Publication No.: US10677442B2Publication Date: 2020-06-09
- Inventor: Takayuki Nakao , Naoki Sawai
- Applicant: Mitsubishi Electric Corporation
- Applicant Address: JP Chiyoda-ku, Tokyo
- Assignee: MITSUBISHI ELECTRIC CORPORATION
- Current Assignee: MITSUBISHI ELECTRIC CORPORATION
- Current Assignee Address: JP Chiyoda-ku, Tokyo
- Agency: Buchanan Ingersoll & Rooney PC
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@3ee7532d
- International Application: PCT/JP2017/041276 WO 20171116
- International Announcement: WO2018/092846 WO 20180524
- Main IPC: F21K9/64
- IPC: F21K9/64 ; F21V29/58 ; F21V15/01 ; G03B21/16 ; G03B21/14 ; F21V29/502 ; F21V29/56 ; F21V29/76 ; H05K7/20 ; F21V29/77

Abstract:
A highly reliable light emitting apparatus which emits light with high efficiency is obtained. The light emitting apparatus includes a light emitting member, a refrigerant, and a housing. The light emitting member includes a first surface including a phosphor irradiated with light to emit light, and a second surface different from the first surface. The refrigerant cools the light emitting member. The housing includes a holding portion for holding the refrigerant. A surface of the housing is provided with an opening communicating with the holding portion. The light emitting member is connected to the housing such that the second surface closes the opening.
Public/Granted literature
- US20190277486A1 LIGHT EMITTING APPARATUS, ELECTRONIC DEVICE, ILLUMINATION APPARATUS AND VEHICLE HEADLAMP Public/Granted day:2019-09-12
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