Invention Grant
- Patent Title: Luminescent ceramic converter and LED containing same
- Patent Title (中): 发光陶瓷转换器和含有相同的LED
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Application No.: US12943324Application Date: 2010-11-10
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Publication No.: US08651681B2Publication Date: 2014-02-18
- Inventor: John F. Kelso , Walter P. Lapatovich
- Applicant: John F. Kelso , Walter P. Lapatovich
- Applicant Address: US MA Danvers
- Assignee: Osram Sylvania Inc.
- Current Assignee: Osram Sylvania Inc.
- Current Assignee Address: US MA Danvers
- Agent Robert F. Clark
- Main IPC: F21V9/16
- IPC: F21V9/16 ; C09K11/80
Abstract:
There is herein described a luminescent ceramic converter that comprises a flat, monolithic piece of a ceramic material containing a luminescent species wherein a concentration of the luminescent species in a peripheral region of the converter is lower than in a central region of the converter.
Public/Granted literature
- US20120113617A1 Luminescent Ceramic Converter and LED Containing Same Public/Granted day:2012-05-10
Information query
