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:
Apr. 28, 2026
Filed:
Apr. 07, 2022
Kookmin University Industry Academy Cooperation Foundation, Seoul, KR;
Dae Hwan Kim, Seoul, KR;
Dong Myoung Kim, Seoul, KR;
Sung Jin Choi, Seoul, KR;
Chang Wook Kim, Seoul, KR;
Jin Gyu Park, Goyang-si, KR;
Dong UK Kim, Suwon-si, KR;
Hyun Kyu Lee, Suwon-si, KR;
Tae Jun Yang, Suwon-si, KR;
Abstract
A device according to an exemplary embodiment of the present invention includes a light transistor in which the conductance between a source electrode and a drain electrode changes in accordance with optical properties of color temperature and illumination of incident light; and a variable resistance memory device of a second terminal in which a first electrode is electrically connected to any one electrode from among the source and drain electrodes of the light transistor, and which stores a conductance changing in accordance with the changed conductance of the light transistor.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile