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:
May. 02, 2023
Filed:
Nov. 30, 2020
Sherpa Space Inc., Daejeon, KR;
Choa Mun Yun, Daejeon, KR;
Wonjoon Choi, Daejeon, KR;
Other;
Abstract
A lighting device, a lighting attachment device, and a method of manufacturing a lighting cover having a film coated with an optical-scattering agent are provided. The lighting device includes: a lighting unit having a lighting cover, the lighting cover having an adjustable degree of optical scattering; and a control unit configured to adjust the lighting cover to an appropriate degree of optical scattering according to the growth state of a cultivation subject. The method for manufacturing a lighting cover includes: partitioning a lighting cover of a synthetic resin material into a plurality of scattering zones; and coating an optical-scattering agent on the lighting cover such that each of the scattering zones has a different degree of optical scattering.