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:
May. 03, 2005
Filed:
Sep. 11, 2002
Applicant:
Kazutaka Akiyama, Matsudo, JP;
Inventor:
Kazutaka Akiyama, Matsudo, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L029/00 ;
U.S. Cl.
CPC ...
Abstract
A semiconductor device includes a semiconductor substrate, an insulative film formed above the semiconductor substrate, the film having a first groove and a second groove greater in width than the first groove, a wiring lead buried in the first groove of the insulative film to have a substantially flat surface, and a capacitor buried in the second groove of the insulative film to have a substantially flat surface, the capacitor having a multilayer structure including a first conductive film identical in material to the lead, a capacitor dielectric film, and a second conductive film.