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:
Apr. 16, 2013
Filed:
Nov. 25, 2009
Makoto Nakazawa, Osaka, JP;
Mitsunobu Miyamoto, Osaka, JP;
Makoto Nakazawa, Osaka, JP;
Mitsunobu Miyamoto, Osaka, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
A semiconductor device has a planarizing layer that is made of an inorganic film, and has a recessed portion formed in a region thereof in which a conductive film is disposed. A first contact hole penetrating through at least an interlayer insulating film is formed on a first wiring layer, while a second contact hole penetrating through at least the interlayer insulating film is formed on the conductive film so as to run through the inside of the recessed portion.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile