Patents by Inventor Chao-Shuan Chang

Chao-Shuan 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).

  • Patent number: 9701818
    Abstract: A producing method for fruit and vegetable fresh packing material has steps of (1) mixing porous granules, material and water, (2) blending the porous granules, material and water until the water is removed to form a dry mixing powder, and (3) mixing the dry mixing powder with plastic matrix material and forming plastic granules. Thus, a bag or a packing material may be produced using the plastic granules by standard plastic producing methods, such that the bag or packing material with an outstanding fruit preservation ability may be produced by a very simple way.
    Type: Grant
    Filed: May 21, 2014
    Date of Patent: July 11, 2017
    Assignee: Plastics Industry Development Center
    Inventors: Hsiang-Jung Tseng, Chao-Shuan Chang, Ming-Hsien Sung
  • Publication number: 20150337119
    Abstract: A producing method for fruit and vegetable fresh packing material having steps of (1) mixing porous granules, organic material and water, (2) blending the porous granules, organic material and water until water removed to form dry mixing powder, (3) mixing the dry powder with plastic matrix material and form as plastic granules. Thus, a bag or a packing material may be produced with using the plastic granules by standard plastic producing methods, the bag or packing material with outstanding fruit preservation ability may be produced by a very simple way.
    Type: Application
    Filed: May 21, 2014
    Publication date: November 26, 2015
    Applicant: Plastics Industry Development Center
    Inventors: Hsiang-Jung Tseng, Chao-Shuan Chang, Ming-Hsien Sung