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. 03, 2025
Filed:
Nov. 08, 2021
Sumitomo Electric Industries, Ltd., Osaka, JP;
Naoki Itabashi, Osaka, JP;
SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka, JP;
Abstract
An optical semiconductor module according to an embodiment includes a housing; a temperature control element having a temperature control plane; a first board mounted on the temperature control plane; a semiconductor laser device mounted on the second side of the first board; a second board mounted on the second side of the first board, the second board having a third side and a fourth side, the fourth side including a wiring pattern, the wiring pattern being electrically connected with the housing via a first bonding wire and electrically connected to the semiconductor laser device via a second bonding wire, the second board having a second thermal conductivity smaller than the first thermal conductivity. The housing is configured to accommodate the temperature control element, the first board, the second board, and the semiconductor laser device.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile