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:
Sep. 02, 2014
Filed:
Jul. 06, 2012
Applicants:
Jeongung Hwang, Northville, MI (US);
Nicholas C. Polcyn, Commerce, MI (US);
Christopher Thomas, Oakland, MI (US);
Inventors:
Jeongung Hwang, Northville, MI (US);
Nicholas C. Polcyn, Commerce, MI (US);
Christopher Thomas, Oakland, MI (US);
Assignees:
DENSO International America, Inc., Southfield, MI (US);
Denso Corporation, Kariya-shi, Aichi-ken, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01T 13/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A spark plug for use with internal combustion engines includes a metallic shell housing having a semi-cylindrical shroud partially surrounding the insulator and the center electrode and to which the ground electrode is joined. The semi-cylindrical shroud promotes improved heat dissipation from the ground electrode to the shell housing.