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:
Sep. 08, 2015

Filed:

Dec. 28, 2009
Applicants:

Tomoya Fujinami, Shiga, JP;

Masafumi Sadahira, Shiga, JP;

Naoaki Ishimaru, Shiga, JP;

Izuo Hirota, Hyogo, JP;

Takahiro Miyauchi, Hyogo, JP;

Fumitaka Ogasawara, Hyogo, JP;

Inventors:

Tomoya Fujinami, Shiga, JP;

Masafumi Sadahira, Shiga, JP;

Naoaki Ishimaru, Shiga, JP;

Izuo Hirota, Hyogo, JP;

Takahiro Miyauchi, Hyogo, JP;

Fumitaka Ogasawara, Hyogo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 6/12 (2006.01); H05B 6/06 (2006.01);
U.S. Cl.
CPC ...
H05B 6/1209 (2013.01); H05B 6/062 (2013.01);
Abstract

Disclosed is an induction cooking device that is not likely to be affected by induction heating and wherein boiling-over can be detected. An induction cooking device has: a top plate on which a cooking container is placed; a heating coil that generates an induction magnetic field for heating the cooking container; a heating control unit that controls the heating power of the cooking container by controlling the high-frequency current supplied to the heating coil; electrodes disposed in a lower surface of the top plate; and an electrostatic capacity detector that detects changes in electrostatic capacity occurring in the electrodes when articles to be cooked contact with the top plate. When the electrostatic capacity detector senses changes in the electrostatic capacity of the electrodes, the heating control unit decreases or stops the heating power of the cooking container, and the electrodes are disposed outside of the outer circumference the heating coil.


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