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.

Date of Patent:
Mar. 20, 2007

Filed:

Jul. 30, 2004
Applicants:

Heng Wan Hong, Singapore, SG;

Tian Siang Yip, Singapore, SG;

Joo Hong Tan, Singapore, SG;

Choon Muah Lee, Singapore, SG;

Liang Kng Ian Koh, Singapore, SG;

Inventors:

Heng Wan Hong, Singapore, SG;

Tian Siang Yip, Singapore, SG;

Joo Hong Tan, Singapore, SG;

Choon Muah Lee, Singapore, SG;

Liang Kng Ian Koh, Singapore, SG;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/495 (2006.01); H01L 23/28 (2006.01); H01L 23/48 (2006.01); H01L 23/52 (2006.01);
U.S. Cl.
CPC ...
Abstract

A lead frame () has a first portion () adapted to have a semiconductor device () mounted thereon and a second portion () including a main member (), a number of first contact members () and a number of second contact members (). The first and second contact members () depend from the main member (). The second portion () at least partially surrounds the first portion (). The first contact members () extend form the main member () in a direction away for the first portion () and the second contact members () extend from the main member () in a direction towards the first portion ().


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