Invention Grant
- Patent Title: Yellow light emitting device
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Application No.: US16982423Application Date: 2019-03-19
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Publication No.: US11898075B2Publication Date: 2024-02-13
- Inventor: Hannah Stephanie Mangold , Sorin Ivanovici , Martin Koenemann , Siang Fu Hong , Chia Wei Tsai , Yen Te Lee , Wei Cheng Chou
- Applicant: BASF SE
- Applicant Address: DE Ludwigshafen am Rhein
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen am Rhein
- Agency: Faegre Drinker Biddle & Reath LLP
- Priority: EP 162913 2018.03.20
- International Application: PCT/EP2019/056774 2019.03.19
- International Announcement: WO2019/179981A 2019.09.26
- Date entered country: 2020-09-18
- Main IPC: C09K11/06
- IPC: C09K11/06 ; C09K11/02 ; H01L33/50
Abstract:
A yellow light emitting device may have a light source and a color converter wherein at most 1% of the total emitted radiant power of the yellow light emitting device is emitted in a wavelength range shorter than 520 nm, as well as the use of the yellow light emitting device.
Public/Granted literature
- US20210054268A1 YELLOW LIGHT EMITTING DEVICE Public/Granted day:2021-02-25
Information query
