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:
May. 29, 2007
Filed:
Dec. 07, 2001
Applicants:
Shigeru Hanzawa, Nagoya, JP;
Naoki Hashimoto, Nagoya, JP;
Inventors:
Shigeru Hanzawa, Nagoya, JP;
Naoki Hashimoto, Nagoya, JP;
Assignee:
NGK Insulators, Ltd., Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D04H 1/00 (2006.01); B32B 9/00 (2006.01); F16D 65/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A composite material including a base material and composite portions is provided. The base material includes carbon fibers and carbon, and the composite portions include a plurality of protruding portions, which include at least silicon carbide, and which are formed as islands distributed in the base material on at least one surface of the composite material.