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:
Sep. 24, 2019
Filed:
Dec. 31, 2014
Halla Visteon Climate Control Corp., Daejeon, KR;
Woory Industrial Company, Ltd., Gyeonggi-do, KR;
Hak Kyu Kim, Daejeon, KR;
Sung Ho Kang, Daejeon, KR;
Sang Ki Lee, Daejeon, KR;
Jung Jae Lee, Daejeon, KR;
Jae Min Lee, Daejeon, KR;
Young Ho Choi, Daejeon, KR;
Sung Young Lee, Gyeonggi-do, KR;
HANON SYSTEMS, Daejeon-si, KR;
Abstract
A positive temperature coefficient heater includes PTC elements embedded in adjacent heat rods, the PTC elements of the adjacent heat rods include center lines mismatched with each other and configured to minimize regions in which the PTC elements are overlapped with each other in the heat rods in which a plurality of PTC elements spaced apart from each other so as to form columns and rows and arranged in a single layer are embedded.