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:
Sep. 06, 2005
Filed:
Sep. 06, 2001
Applicant:
Masaya Muranaka, Akishima, JP;
Inventor:
Masaya Muranaka, Akishima, JP;
Assignees:
Hitachi, Ltd., Tokyo, JP;
Hitachi ULSI Systems Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F017/50 ;
U.S. Cl.
CPC ...
Abstract
In the manufacturing process of a semiconductor integrated circuit device, a plurality of identification elements having the same arrangement are formed and the relation of magnitude in a physical amount corresponding to variations in the process of the plurality of identification elements is employed as identification information unique to the semiconductor integrated circuit device.
Quick Actions:
Muranaka, Masaya. (2005). Method for identifying semiconductor integrated circuit device, method for manufacturing semiconductor integrated circuit device, semiconductor integrated circuit device and semiconductor chip (U.S. Patent No. 6941536). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6941536
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile