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:
Mar. 25, 2008
Filed:
Oct. 18, 2005
Nobuo Shimizu, Suwa, JP;
Nobuo Shimizu, Suwa, JP;
Seiko Epson Corporation, , JP;
Abstract
A moldfor manufacturing a microlens substrateis disclosed. The microlens substrate is provided with a plurality of microlenses each having a predetermined convex shape. The mold is used to press a base material of the microlens substrate to form the plurality of microlenses thereon. The moldhas a roll shape having an outer peripheral surface, and a plurality of concave portionseach having a predetermined shape corresponding to the convex shape of each microlens are provided on the outer peripheral surface of the moldfor pressing the base material of the microlens substrate. In this case, the plurality of concave portionsare formed by means of an etching process with a mask.