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:
Jul. 15, 2025
Filed:
Nov. 09, 2020
Applicant:
Kt&g Corporation, Daejeon, KR;
Inventors:
Sang Kyu Park, Seoul, KR;
Jae Min Lee, Siheung-si, KR;
Assignee:
KT&G CORPORATION, Daejeon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A24F 40/57 (2020.01); A24F 40/20 (2020.01); A24F 40/46 (2020.01); H05B 1/02 (2006.01);
U.S. Cl.
CPC ...
A24F 40/57 (2020.01); A24F 40/20 (2020.01); A24F 40/46 (2020.01); H05B 1/0244 (2013.01); H05B 2203/037 (2013.01);
Abstract
An aerosol generating device includes: a heater including a first electrically conductive track and a second electrically conductive track having a higher temperature coefficient of resistance than the first electrically conductive track; and a controller configured to heat a cigarette accommodated in the aerosol generating device by using the first electrically conductive track in a first temperature change section and heat the cigarette by using the second electrically conductive track in a second temperature change section.