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:
Oct. 15, 2024
Filed:
Jun. 25, 2021
Applicant:
Ngk Insulators, Ltd., Nagoya, JP;
Inventors:
Assignee:
NGK INSULATORS, LTD., Nagoya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 3/14 (2006.01); H05B 3/03 (2006.01); H05B 3/08 (2006.01); H05B 3/18 (2006.01); H05B 3/28 (2006.01);
U.S. Cl.
CPC ...
H05B 3/143 (2013.01); H05B 3/03 (2013.01); H05B 3/08 (2013.01); H05B 3/18 (2013.01); H05B 3/283 (2013.01); H05B 2203/002 (2013.01);
Abstract
A ceramic heater including a heater electrode embedded in a plate made of ceramic, wherein, of the heater electrode, a specific area surrounding portion surrounding a specific temperature area in which temperature of the plate becomes low has a smaller thickness than a normal portion of the heater electrode.