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:
Jun. 26, 2012
Filed:
Oct. 28, 2008
Applicants:
Kunihide Shikata, Satsumasendai, JP;
Teruaki Katagiri, Kirishima, JP;
Inventors:
Kunihide Shikata, Satsumasendai, JP;
Teruaki Katagiri, Kirishima, JP;
Assignee:
Kyocera Corporation, Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 35/111 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a dense, abrasion resistant ceramic. The ceramic of the invention includes alumina crystal particles and a grain boundary phase. The invention also includes an abrasion resistant sliding member and a pump comprising the same.