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.

Date of Patent:
Dec. 07, 2010

Filed:

Jun. 13, 2007
Applicants:

Yusuke Itoh, Nissin, JP;

Toshihiro Takada, Toyota, JP;

Tatsuji Mizuno, Nagoya, JP;

Yoshiharu Miyake, Aichi-ken, JP;

Yoshihide Segawa, Kariya, JP;

Inventors:

Yusuke Itoh, Nissin, JP;

Toshihiro Takada, Toyota, JP;

Tatsuji Mizuno, Nagoya, JP;

Yoshiharu Miyake, Aichi-ken, JP;

Yoshihide Segawa, Kariya, JP;

Assignees:

Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;

Denso Corporation, Kariya, Aichi-pref, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 21/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A honeycomb-shaped substrate for catalyst is made from ceramic, has a straight-flow structure, and includes cellular walls exhibiting pore volumes, which differ partially, and a large number of cellular passages demarcated by the cellular walls. A catalyst for purifying exhaust gases is produced by providing the cellular walls of the honeycomb-shaped substrate with a catalytic coating layer.


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