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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.:

US 12551834 B1

PDFFull Text
Date of Patent:
Feb. 17, 2026

Filed:

Mar. 02, 2023

Honeycomb filter

Applicant:

Ngk Insulators, Ltd., Nagoya, JP;

Inventors:

Yudai Kurimoto, Shanghai, CN;

Yasuyuki Furuta, Konan, JP;

Fumihiko Yoshioka, Novi, MI (US);

Tatsuya Ohashi, Chiryu, JP;

Ayaka Sakai, Nagoya, JP;

Ritsuko Teranishi, Nagoya, JP;

Assignee:

NGK INSULATORS, LTD., Nagoya, JP;

Attorney:

BURR PATENT LAW, PLLC

Primary Examiner:

Jennifer Dieterle

Assistant Examiner:

Qianping undefined He

Int. Cl.
CPC ...
B01D 46/24 (2006.01);
U.S. Cl.
CPC ...
B01D 46/2429 (2013.01); B01D 46/24491 (2021.08); B01D 46/24492 (2021.08); B01D 46/249 (2021.08); B01D 2279/30 (2013.01);
Abstract

A honeycomb filter comprising a pillar-shaped honeycomb structure body having a porous partition wall disposed to surround a plurality of cells which serve as fluid through channels extending from a first end face to a second end face and a plugging portion provided at an open end on the first end face side or the second end face side of each of the cells, wherein the partition wall has an average number of branches of pores existing at the outermost surface of the partition wall of greater than 7.5 and less than 9.0.

Find Patent Forward Citations

Kurimoto, Yudai. (2026). Honeycomb filter (U.S. Patent No. 12551834). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12551834

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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