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:
Jun. 30, 2020
Filed:
Aug. 28, 2017
Xyzprinting, Inc., New Taipei, TW;
Kinpo Electronics, Inc., New Taipei, TW;
XYZPRINTING, INC., New Taipei, TW;
KINPO ELECTRONICS, INC., New Taipci, TW;
Abstract
A multiple light source correction apparatus and a method of use thereof are disclosed. The multiple light source correction apparatus () comprises a transparent thin plate () having a first correction pattern (), a second correction pattern () and at least one third correction pattern (). The first correction pattern () includes a first straight line () having first and second end points (). The second correction pattern () includes a second straight line () and two U-shaped frames (). The second straight line () includes third and fourth end points (). The two U-shaped frame () is installed at externals of the third and fourth end points () respectively. The third correction pattern () includes a third straight line () having fifth and sixth end points (). The first, second and third straight lines () are arranged parallel to each other.