Patents by Inventor Troung Hoang

Troung Hoang 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).

  • Method for preparing injection molding compound pellets to remove molding compound dust and broken pellets
    Patent number: 5509539
    Abstract: An injection molding compound pellet cleaner 10 removes broken pellets and eliminates excessive dust from molding compound pellets for preparation of the pellets for processing in an automatic molding machine. The pellet cleaner includes a vacuum chamber 22 and a perforated canister 50 for holding the pellets 80. A vacuum is generated within the chamber to clean dust from the pellets and to remove broken pellets.
    Type: Grant
    Filed: December 21, 1993
    Date of Patent: April 23, 1996
    Assignee: NEC Electronics Incorporated
    Inventors: Troung Hoang, James Vitale, Jr., James Chinn, Gary Kobashigawa, Ion Dobre, Avelard Crisostomo