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:
Nov. 07, 2006
Filed:
Oct. 26, 2004
Kazuhiro Wada, Hachioji, JP;
Hiroyuki Hattori, Hachioji, JP;
Kazuhiro Wada, Hachioji, JP;
Hiroyuki Hattori, Hachioji, JP;
Konica Minolta Opto, Inc., Tokyo, JP;
Abstract
This invention provides an optical element comprising: an optical functional section on a first surface of the optical element, the optical functional section having a fine structure; and a flange section formed on a periphery of the optical functional section, wherein the flange section has a heat shrinkage-inhibiting portion, which inhibits heat shrinkage of the optical element during molding in a direction perpendicular to an optical axis of the optical element. The invention further provides a method of molding the optical element, and a mold.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile