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:
Feb. 24, 2026
Filed:
Apr. 04, 2022
Applicant:
Ngk Insulators, Ltd., Nagoya, JP;
Inventors:
Assignee:
NGK INSULATORS, LTD., Nagoya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 3/28 (2006.01); H05B 3/03 (2006.01); H05B 3/06 (2006.01); H05B 3/14 (2006.01); H05B 3/48 (2006.01);
U.S. Cl.
CPC ...
H05B 3/283 (2013.01); H05B 3/03 (2013.01); H05B 3/06 (2013.01); H05B 3/141 (2013.01); H05B 3/48 (2013.01);
Abstract
An electrode-embedded ceramic structure includes: a ceramic shaft, wherein an electrode is disposed on an outer circumference thereof; and a ceramic tube housing the ceramic shaft therein and coupled to the ceramic shaft. In this electrode-embedded ceramic structure, spaces are provided locally between the ceramic shaft and the ceramic tube.