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. 18, 2025
Filed:
Jun. 27, 2024
Applicant:
Niterra Co., Ltd., Nagoya, JP;
Inventor:
Junji Kimura, Nagoya, JP;
Assignee:
NITERRA CO., LTD., Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01T 13/38 (2006.01); H01T 13/20 (2006.01);
U.S. Cl.
CPC ...
H01T 13/38 (2013.01); H01T 13/20 (2013.01);
Abstract
A spark plug includes a ceramic insulator, and the insulator includes a melted portion formed by melting a surface of a base material. In a cross section of the insulator, the value obtained by dividing a length of an interface between the base material and the melted portion by the length of a line segment connecting two ends of the interface is 1.1 or more and 1.5 or less.
Kimura, Junji. (2025). Spark plug (U.S. Patent No. 12230941). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12230941
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile