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:
Nov. 16, 2010
Filed:
Apr. 03, 2009
Applicants:
Akio Matsumoto, Fukuoka-ken, JP;
Shogo Shimada, Fukuoka-ken, JP;
Inventors:
Akio Matsumoto, Fukuoka-ken, JP;
Shogo Shimada, Fukuoka-ken, JP;
Assignee:
Toto Ltd., Fukuoka, JP;
Primary Examiner:
Int. Cl.
CPC ...
C04B 35/65 (2006.01); C04B 35/56 (2006.01); C04B 35/567 (2006.01);
U.S. Cl.
CPC ...
Abstract
A composite material according to the invention includes X parts by volume of boron carbide, Y parts by volume of silicon carbide, and Z parts by volume of silicon as main components, wherein 10<X<60, 20<Y<70, and 5<Z<30 are satisfied, and grains of 10 μm or more of the boron carbide and the silicon carbide are 10-50 parts by volume.