Patents by Inventor SHU-TANG CHANG

SHU-TANG 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).

  • BIODEGRADABLE COMPOSITE AND PRODUCT CONTAINING BIODEGRADABLE COMPOSITE
    Publication number: 20220339681
    Abstract: A biodegradable composite includes an organic matter and a porous material, wherein the organic matter has viable bacteria, and a total plate count of the organic matter is greater than or equal to 104 CFU/g. The organic matter accounts for 40% to 80% of a weight of the biodegradable composite. The porous material accounts for 20% to 60% of the weight of the biodegradable composite. The biodegradable composite could instantly remove unpleasant odor and accelerate a decomposition process to form compost. A product containing the biodegradable composite is provided as well.
    Type: Application
    Filed: July 19, 2021
    Publication date: October 27, 2022
    Inventors: CHUNG-KING HSU, JUI-TSAI WANG, SHU-TANG CHANG, HUNG-CHING CHANG