Patents by Inventor Yuan Heng Liu

Yuan Heng Liu 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).

  • Low voltage reset determination and operational flow modification for microprocessor-controlled devices
    Patent number: 8051282
    Abstract: A method of identifying a reset condition includes the steps of determining if a stored value is equal to a specified value, executing a first mode if the stored value is not equal to the specified value, and executing a second mode if the stored value is equal to the specified value. The second mode also includes the step of setting the stored value to a value different than the specified value.
    Type: Grant
    Filed: April 2, 2008
    Date of Patent: November 1, 2011
    Assignee: S.C. Johnson & Son, Inc.
    Inventors: Gene Sipinski, Steve Han Ngok Cheng, Gang Liu, Yuan Heng Liu
  • Low voltage reset determination and operational flow modification for microprocessor-controlled devices
    Publication number: 20090254770
    Abstract: A method of identifying a reset condition includes the steps of determining if a stored value is equal to a specified value, executing a first mode if the stored value is not equal to the specified value, and executing a second mode if the stored value is equal to the specified value. The second mode also includes the step of setting the stored value to a value different than the specified value.
    Type: Application
    Filed: April 2, 2008
    Publication date: October 8, 2009
    Inventors: Gene Sipinski, Steve Han Cheng, Gang Liu, Yuan Heng Liu