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. 24, 2011
Filed:
Feb. 10, 2009
Applicants:
Hideki Aizawa, Tokyo, JP;
Michio Ohkubo, Tokyo, JP;
Inventors:
Hideki Aizawa, Tokyo, JP;
Michio Ohkubo, Tokyo, JP;
Assignee:
The Furukawa Electric Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 33/53 (2006.01);
U.S. Cl.
CPC ...
Abstract
A colloidal silica particle containing a light-absorbing substance, comprising a colloidal silica particle and a light-absorbing substance distributed over the colloidal silica particle, wherein the light-absorbing substance is chemically bound to or adsorbed on a silica component.