Patents by Inventor Sang L. Lee

Sang L. 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).

  • Door latch assembly
    Patent number: 4826224
    Abstract: A latch assembly for securing a microwave oven door comprising two latch pawls engaging latch hangers, a vertically reciprocable or movable member having an elongated hole, a rack and two spaced legs, a spring-biased pinion contacting with a push-button. The force applied by the spring bias facilitates closing and opening the door. Upon pushing a button which rotates the pinion counter-clockwise, thereby reciprocating the movable member having the rack upwardly to disengage the latch pawls from the latch hangers.
    Type: Grant
    Filed: August 28, 1987
    Date of Patent: May 2, 1989
    Assignee: Goldstar Co., Ltd.
    Inventor: Sang L. Lee