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:
Aug. 27, 2013
Filed:
Jul. 29, 2010
Applicant:
Tetsushi Yamamoto, Tokyo, JP;
Inventor:
Tetsushi Yamamoto, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for producing ytterbium phosphate fine particles includes adding phosphoric acid and water to an anhydrous ytterbium halide to cause a reaction between the anhydrous ytterbium halide and the phosphoric acid.