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:
Dec. 02, 2025
Filed:
Jun. 24, 2020
Applicant:
Kyoto Semiconductor Co., Ltd., Kyoto, JP;
Inventor:
Takehito Satoh, Kyoto, JP;
Assignee:
Dexerials Corporation, Tochigi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H10F 39/00 (2025.01); H10F 30/20 (2025.01);
U.S. Cl.
CPC ...
H10F 39/811 (2025.01); H10F 30/20 (2025.01); H10F 39/024 (2025.01);
Abstract
In an optical semiconductor array (A) having a semiconductor substrate () and a plurality of mesa-shaped optical semiconductor elements (to) separated by grooves () on the semiconductor substrate (), each of the plurality of optical semiconductor elements (to) comprises a semiconductor laminated part () including a first semiconductor layer () in contact with the semiconductor substrate (), and a connecting hole () formed at a portion separated from the groove () in the semiconductor laminated part () so as to extend from a surface of the semiconductor laminated part () to the first semiconductor layer ().