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. 14, 2023
Filed:
Aug. 04, 2020
Applicant:
Seoul Viosys Co., Ltd., Gyeonggi-do, KR;
Inventors:
Sang Min Ko, Gyeonggi-do, KR;
Jin Won Kim, Gyeonggi-do, KR;
Assignee:
Seoul Viosys Co., Ltd., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21K 9/64 (2016.01); A01G 7/04 (2006.01); F21Y 115/10 (2016.01); H01L 33/50 (2010.01);
U.S. Cl.
CPC ...
F21K 9/64 (2016.08); A01G 7/045 (2013.01); H01L 33/504 (2013.01); F21Y 2115/10 (2016.08);
Abstract
An LED light source unit for plant cultivation includes: at least one first light emitting diode chip emitting light of 430 nm or less, at least three types of phosphors excited by the at least one first light emitting diode chip, and combined light emitted from the first light emitting diode chip and the at least three types of phosphors produces a basic spectrum of white light having a color temperature of 5000K or more.