Patents by Inventor Liang Kng Koh

Liang Kng Koh has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Lead frame
    Publication number: 20050056914
    Abstract: A lead frame (1) has a first portion (2) adapted to have a semiconductor device (10) mounted thereon and a second portion (3) including a main member (5), a number of first contact members (6) and a number of second contact members (7). The first and second contact members (6, 7) depend from the main member (5). The second portion (3) at least partially surrounds the first portion (6). The first contact members (6) extend form the main member (5) in a direction away for the first portion (2) and the second contact members (7) extend from the main member (5) in a direction towards the first portion (2).
    Type: Application
    Filed: July 30, 2004
    Publication date: March 17, 2005
    Inventors: Heng Hong, Tian Yip, Joo Tan, Choon Lee, Liang Kng Koh