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. 06, 2011
Filed:
Jun. 21, 2010
Teruo Komori, Ibi-gun, JP;
Kazushige Ohno, Ibi-gun, JP;
Sungtae Hong, Ibi-gun, JP;
Yukio Oshimi, Ibi-gun, JP;
Teruo Komori, Ibi-gun, JP;
Kazushige Ohno, Ibi-gun, JP;
Sungtae Hong, Ibi-gun, JP;
Yukio Oshimi, Ibi-gun, JP;
Ibiden Co., Ltd., Ogaki-shi, JP;
Abstract
A honeycomb structural body includes a columnar honeycomb structural body having large-capacity through holes and small-capacity through holes extending in parallel in a length direction of the columnar structural body. The large-capacity through holes and the small-capacity through holes have a polygonal shape in a cross section perpendicular to the length direction, and the large-capacity through holes and the small-capacity through holes have R-chamfered corner portions or C-chamfered corner portions in the cross section perpendicular to the length direction.