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:
Dec. 23, 2008
Filed:
May. 14, 2003
Applicant:
Hirofumi Sakamoto, Chita-gun, JP;
Inventor:
Hirofumi Sakamoto, Chita-gun, JP;
Assignee:
NGK Insulators, Ltd., Nagoya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 3/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed is a honeycomb structuremade by joining a plurality of honeycomb segmentsin each of which a plurality of cells each having a rectangular sectional shape are formed between partition wallswhich are at right angles to each other. At least a portion of the honeycomb segmentsconstituting the outer peripheryof the honeycomb structurehas a structure in which compression strength is larger than that of the honeycomb segmentsconstituting the other portions of the honeycomb structure