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. 16, 2021
Filed:
Feb. 26, 2020
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Tetsuji Fujita, Chino, JP;
Yasutaka Imai, Suwa, JP;
Koichiro Akasaka, Ina, JP;
Hideki Hahiro, Yamagata, JP;
Michifumi Nagawa, Matsumoto, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/15 (2006.01);
U.S. Cl.
CPC ...
H01L 27/156 (2013.01);
Abstract
A method of manufacturing a light source device includes the steps of providing a mask layer to a substrate, providing the mask layer with a plurality of first openings and at least one second opening, and growing columnar parts having a light emitting section from the plurality of first openings, and growing a structure from the second opening.