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:
Sep. 06, 2022
Filed:
Jan. 28, 2019
Applicant:
Nippon Electric Glass Co., Ltd., Otsu, JP;
Inventors:
Assignee:
NIPPON ELECTRIC GLASS CO., LTD., Shiga, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B 7/24 (2006.01); B24B 37/10 (2012.01); B24B 37/22 (2012.01); B24B 37/24 (2012.01); C03C 4/12 (2006.01); H01L 33/50 (2010.01);
U.S. Cl.
CPC ...
B24B 7/242 (2013.01); B24B 37/105 (2013.01); B24B 37/22 (2013.01); B24B 37/245 (2013.01); C03C 4/12 (2013.01); H01L 33/502 (2013.01); C03C 2204/08 (2013.01);
Abstract
Provided is a manufacturing method for a thin phosphor glass plate by which a thin phosphor glass plate can be more certainly produced. A manufacturing method includes the steps of: preparing a phosphor glass base materialhaving a first principal surfaceand a second principal surfaceopposed to each other; placing the phosphor glass base materialon a stageand fixing the second principal surfaceonto the stage; and polishing the first principal surfaceof the phosphor glass base materialwith a polishing memberincluding an abrasive layer