Patents by Inventor Kao-Long Huang

Kao-Long Huang 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).

  • Grinding machine
    Patent number: D421445
    Type: Grant
    Filed: April 15, 1999
    Date of Patent: March 7, 2000
    Assignee: Taiwan Sheng Tsai Industrial Co., Ltd.
    Inventor: Kao-Long Huang