Patents by Inventor Chii-How Chang

Chii-How Chang 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).

  • Magnetic position device
    Publication number: 20020048232
    Abstract: A magnetic position device for using in a driver is provided. The magnetic position device includes a movable element having a first yoke assembly, and a fixed element adjacent to the movable element for generating a magnetic field to control the movable element to be moved toward a predetermined position.
    Type: Application
    Filed: May 14, 2001
    Publication date: April 25, 2002
    Applicant: Delta Electronics, Inc.
    Inventor: Chii-How Chang