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:
May. 06, 2025
Filed:
Oct. 21, 2021
Kt&g Corporation, Daejeon, KR;
Ju Eon Park, Seoul, KR;
Min Kyu Kim, Seoul, KR;
Jong Sub Lee, Gyeonggi-do, KR;
Byung Sung Cho, Gyeonggi-do, KR;
KT&G CORPORATION, Daejeon, KR;
Abstract
An aerosol generating device includes: a liquid storage configured to store an aerosol generating material; a first residual amount detection sensor and a second residual amount detection sensor respectively arranged on a first inner surface and a second inner surface that face each other among inner surfaces of the liquid storage; a third residual amount detection sensor and a fourth residual amount detection sensor respectively arranged on a third inner surface and a fourth inner surface of the liquid storage that face each other and are different from the first inner surface and the second inner surface of the liquid storage; and a controller configured to measure a remaining amount of the aerosol generating material based on a first detected value output by the first residual amount detection sensor and a second detected value output by the second residual amount detection sensor.