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. 15, 2022
Filed:
May. 14, 2019
Applicant:
Unijet Co., Ltd., Seongnam-si, KR;
Inventor:
Sung-jin Lee, Seoul, KR;
Assignee:
UNIJET CO., LTD., Seongnam-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 1/02 (2006.01); H05K 3/40 (2006.01); H05K 3/46 (2006.01); H01L 21/02 (2006.01); H01L 21/768 (2006.01);
U.S. Cl.
CPC ...
H05K 1/0298 (2013.01); H01L 21/02288 (2013.01); H01L 21/76892 (2013.01); H05K 1/0274 (2013.01); H05K 3/4069 (2013.01); H05K 3/4685 (2013.01); H05K 3/4664 (2013.01); H05K 2201/10121 (2013.01); H05K 2203/013 (2013.01); H05K 2203/1173 (2013.01);
Abstract
A manufacturing method of a multilayered board, includes: a dot pattern forming process that forms a dot pattern comprising at least one hemispherical micro-lens shape by repeating a process of forming one hemispherical micro-lens shape by jetting one droplet for forming the dot pattern in an inkjet manner; and a stack pattern forming process that forms a stack pattern having a thickness less than that of the micro-lens by jetting a droplet for forming the stack pattern on a predetermined area around the dot pattern in the inkjet manner.