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:
Sep. 07, 2022
Applicant:
Tdk Corporation, Tokyo, JP;
Inventors:
Tetsuya Shibata, Tokyo, JP;
Hideaki Fukuzawa, Tokyo, JP;
Tomohito Mizuno, Tokyo, JP;
Masahiro Shinkai, Tokyo, JP;
Assignee:
TDK CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 3/10 (2006.01); H01S 5/00 (2006.01); H01S 5/02212 (2021.01); H01S 5/02325 (2021.01); H01S 5/0683 (2006.01); H01S 5/22 (2006.01); H01S 5/343 (2006.01); G01J 1/42 (2006.01);
U.S. Cl.
CPC ...
H01S 5/0014 (2013.01); H01S 5/02212 (2013.01); H01S 5/02325 (2021.01); H01S 5/0683 (2013.01); H01S 5/22 (2013.01); H01S 5/34333 (2013.01); G01J 1/4257 (2013.01);
Abstract
The optical device includes a magnetic element including a first ferromagnetic layer, a second ferromagnetic layer, and a spacer layer sandwiched between the first ferromagnetic layer and the second ferromagnetic layer, and a laser diode. At least a part of light emitted from the laser diode is applied to the magnetic element.
Shibata, Tetsuya. (2026). Optical device (U.S. Patent No. 12555974). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12555974
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile