Patents by Inventor Ching-Chin Lee

Ching-Chin Lee 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).

  • Universal flow channel
    Patent number: 6340123
    Abstract: Apparatus for directing the flow of material from a supply source to one or more shaping dies has a flow channel therein. A flow directing insert (34A) located in the downstream region of the flow channel spreads the material toward the outer walls and improves uniformity of flow in an exit zone (40). In the downstream region (11), the channel height is gradually decreased and levels off near the exit. The flow channel may be split into two or mom flow branches (15A, 15B), each flow branch having a flow directing insert (34A) therein.
    Type: Grant
    Filed: March 30, 2000
    Date of Patent: January 22, 2002
    Inventors: Ching-Chin Lee, Gary Robert Burg, Ernest Wilford Looman, Jr., Bruce Joseph Turner, Malcolm George Marshall