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.

Date of Patent:
Jan. 08, 2013

Filed:

Dec. 16, 2009
Applicants:

Sung Ho Lee, Suwon-si, KR;

Seok Weon Hong, Yongin-si, KR;

Seong Deog Jang, Suwon-si, KR;

Hyang Ki Kim, Suwon-si, KR;

Dae Rae Kim, Hwaseong-si, KR;

Kil Young Lee, Hwaseong-si, KR;

Min Jae Kang, Cheongju-si, KR;

SE Min Lee, Suwon-si, KR;

Won Sick Jung, Hwaseong-si, KR;

Inventors:

Sung Ho Lee, Suwon-si, KR;

Seok Weon Hong, Yongin-si, KR;

Seong Deog Jang, Suwon-si, KR;

Hyang Ki Kim, Suwon-si, KR;

Dae Rae Kim, Hwaseong-si, KR;

Kil Young Lee, Hwaseong-si, KR;

Min Jae Kang, Cheongju-si, KR;

Se Min Lee, Suwon-si, KR;

Won Sick Jung, Hwaseong-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 3/68 (2006.01);
U.S. Cl.
CPC ...
Abstract

A cooking apparatus performing cooking with a cooking container disposed at any desired position on a cooking plate, and a heating device thereof. The cooking apparatus includes a cooking plate to receive a cooking container thereon, and at least one working coil disposed under the cooking plate to heat the cooking container, the at least one working coil including a first portion and a second portion having a different winding structure of a conducting wire which forms the working coil so that a winding density of the conducting wire at one of the first portion and the second portion is relatively higher than the other of the first portion and the second portion.


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