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. 26, 2008
Filed:
Sep. 14, 2004
Applicants:
Tadafumi Sakata, Kobe, JP;
Tadashi Sugiyama, Hachioji, JP;
Inventors:
Tadafumi Sakata, Kobe, JP;
Tadashi Sugiyama, Hachioji, JP;
Assignee:
Konica Minolta Opto, Inc., Hachioji-shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C03B 23/00 (2006.01); C03B 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a manufacturing method for an optical glass element, in which molten glassis pressed between a lower moldand an upper mold, and the pressing process is carried out while maintaining a spacebetween a border area () of a molding facebelonging to the lower moldand a circumferential facelocated on the periphery thereof and glass, and an optical glass element manufactured by such a method.
Sakata, Tadafumi. (2008). Optical glass element and manufacturing method thereof (U.S. Patent No. 7415842). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7415842
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile