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. 08, 1994
Filed:
Feb. 27, 1992
Junichi Nakai, Fukuyama, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
In a solid-state imaging device having a microlens above a light receiving section formed on a substrate, the microlens comprises a first lens layer formed on a smooth surface of the substrate and a second lens layer formed on the first lens layer. In a transverse direction, the second lens layer is extended down on both sides of the first lens layer to be in contact with the substrate. In a longitudinal direction, the second lens layer is kept on a top surface of the substrate. The second lens layer is subjected to softening treatment.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile