The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 23, 2021
Filed:
Jun. 21, 2017
Applicant:
Lg Innotek Co., Ltd., Seoul, KR;
Inventors:
Assignee:
LG INNOTEK CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V 9/00 (2018.01); F21S 41/16 (2018.01); F21V 9/30 (2018.01); F21S 41/20 (2018.01); F21S 41/176 (2018.01); F21V 5/04 (2006.01);
U.S. Cl.
CPC ...
F21V 9/00 (2013.01); F21S 41/16 (2018.01); F21S 41/176 (2018.01); F21S 41/285 (2018.01); F21V 5/04 (2013.01); F21V 9/30 (2018.02); F21S 41/20 (2018.01);
Abstract
Embodiments of the present invention relate to a phosphor plate and a lighting device including the phosphor plate, the phosphor plate according to an embodiment of the present invention has a light incident region on which light generated from a light source is incident and a light emitting region which converts a wavelength of the incident light and then outputs the light, wherein a ratio of a diameter of the light incident region and a diameter of the light emitting region ranges from 1:3 to 1:9.