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:
Jul. 07, 2026
Filed:
Apr. 08, 2024
Applicant:
Bridgelux, Inc., Fremont, CA (US);
Inventors:
Yi-Qun Li, Danville, CA (US);
Jing Qiong Zhang, Xiamen, CN;
Assignee:
Bridgelux, Inc., Fremont, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 9/38 (2018.01); A01G 7/04 (2006.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
F21V 9/38 (2018.02); A01G 7/045 (2013.01); F21Y 2115/10 (2016.08);
Abstract
There is provided a light emitting device for plant cultivation comprising: a broadband blue solid-state light source for generating broadband blue light with a maximum emission wavelength from 420 nm to 495 nm; wherein broadband blue solid-state light source generates blue light from 400 nm to 520 nm having an intensity wavelength spectrum which over a wavelength of at least 40 nm has an intensity that varies by less than 25%, less than 15%, or less than 10%; or from 430 nm to 470 nm or from 450 nm to 465 nm has an intensity that varies by less than 10%.