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:
Jun. 05, 2001
Filed:
Sep. 19, 1996
Applicant:
Inventors:
Makoto Ito, Kanagawa, JP;
Kenji Ohsawa, Kanagawa, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01R 4/300 ;
U.S. Cl.
CPC ...
H01R 4/300 ;
Abstract
According a method of manufacturing a lead frame of the present invention, a plurality of leads each having an inner lead portion and an outer lead portion are formed on a metal base having on its surface a nickel layer by copper plating. An insulative holding film for holding each of the leads is formed. A projecting electrode is formed on the outer lead portion. Respective leads are separated by selectively removing the metal base by etching.