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:
Feb. 17, 2026
Filed:
Jan. 25, 2023
Applicant:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Inventor:
Tatsuya Hashinaga, Osaka, JP;
Assignee:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 1/02 (2006.01); H03F 3/21 (2006.01);
U.S. Cl.
CPC ...
H03F 1/0288 (2013.01); H03F 3/211 (2013.01);
Abstract
A high-frequency device includes a metal base, a dielectric substrate mounted on the metal base, an insulator layer provided on the metal base, covering the dielectric substrate, and having a dielectric constant smaller than that of the dielectric substrate, and a first line that overlaps the dielectric substrate as seen from a thickness direction of the insulator layer and is provided on an upper surface of the insulator layer to form a first microstrip line.
Hashinaga, Tatsuya. (2026). High-frequency device and doherty amplifier (U.S. Patent No. 12556141). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12556141
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile