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. 29, 2005
Filed:
Apr. 17, 2003
Ikuya Miyazawa, Chino, JP;
Tadayoshi Ikehara, Suwa, JP;
Ikuya Miyazawa, Chino, JP;
Tadayoshi Ikehara, Suwa, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A through hole tapered from an opening to the in-depth direction is formed in a semiconductor substrate provided with an integrated circuit. An insulating material is supplied to the through hole through the opening so as to form an insulating layer on the inner surface of the through hole. A conductive material is supplied through the opening to the through hole provided with the insulating layer so as to form a conductive portion inside the insulating layer.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile