Patents by Inventor Guangzhi Liu

Guangzhi 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).

  • Patent number: D588061
    Type: Grant
    Filed: December 5, 2007
    Date of Patent: March 10, 2009
    Assignee: Jiangsu Jianghuai Engine Co., Ltd.
    Inventors: Chengrong Bao, Hongchun Ding, Weifeng Chen, Wenhai Xia, Guangzhi Liu, Shuguang Xie, Yibo Shan, Tianzhu Wang