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:
Oct. 20, 2026
Filed:
May. 23, 2023
Sumitomo Electric Industries, Ltd., Osaka, JP;
Naoki Itabashi, Osaka, JP;
Kosuke Sekiguchi, Osaka, JP;
Michio Suzuki, Osaka, JP;
Tomoya Saeki, Osaka, JP;
SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka, JP;
Abstract
An optical module includes an optical semiconductor element a stem including a signal pin and a ground pin; and a circuit board, the circuit board including a signal through-hole, a ground through-hole, a ground layer, and a junction part, the signal through-hole being configured to be pierced by the signal pin, the ground through-hole being configured to be pierced by the ground pin, the signal line being configured to be electrically connected with the signal pin, the ground layer being configured to be electrically connected with the ground pin, the junction part being configured to connect the assistance through-hole and the ground layer around the assistance through-hole with the stem. The circuit board has a first distance between the assistance through-hole and the signal through-hole, the first distance being smaller than a second distance between the ground through-hole and the signal through-hole.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile