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:
Jan. 15, 2008
Filed:
Dec. 15, 2004
Applicant:
Nobuo Shimizu, Suwa, JP;
Inventor:
Nobuo Shimizu, Suwa, JP;
Assignee:
Seiko Epson Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
A microlens substrate is provided having a plurality of first microlenses and a plurality of second microlenses which are located between the plurality of first microlenses. The second microlenses are smaller than the first microlenses.
Quick Actions:
Shimizu, Nobuo. (2008). Substrate with recess portion for microlens, microlens substrate, transmissive screen, rear type projector, and method of manufacturing substrate with recess portion for microlens (U.S. Patent No. 7319242). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7319242
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile