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:
Nov. 19, 2024
Filed:
Oct. 04, 2021
Alto., Ltd, Seoul, KR;
Yun Soo Heo, Seoul, KR;
ALTO., LTD, Seoul, KR;
Abstract
Provided is a manufacturing method of a reflector which is capable of optimally controlling light distribution and suppressing attachment of foreign substances on a surface from which light is reflected, due to the static electricity, and includes (a) injecting a plastic injection product through a mold having an inner surface which is subject to a lapping process; (b) cleaning a surface of the plastic injection product with an ultrasonic wave to remove foreign substances; (c) performing a plasma surface treatment to improve adhesiveness of the plastic injection product cleaned with the ultrasonic wave; (d) depositing an aluminum thin film above the plastic injection product; and (e) performing top coating which is formed as an antistatic layer, on the plastic injection product on which the aluminum thin film is deposited.