Patents by Inventor YAU-HUNG CHEN

YAU-HUNG CHEN 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: 11678677
    Abstract: A method for decolorization and deodorization of egg yolk oil comprises at least: adding a first ether solution to a crude egg yolk oil, and performing a first stirring process, to produce a first egg yolk oil mixture; adding activated carbon to the first egg yolk oil mixture, performing a second stirring process, and removing the activated carbon, to produce a second egg yolk oil mixture; adding a second ether solution and distilled water to the second egg yolk oil mixture, and performing a third stirring process, to produce a third egg yolk oil mixture; and removing distilled water, part of the first ether solution, and part of the second ether solution from the third egg yolk oil mixture by a distillation process, and removing the remaining first ether solution and the remaining second ether solution by a vacuum process to produce a decolorized and deodorized egg yolk oil.
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: June 20, 2023
    Assignee: TAMKANG UNIVERSITY
    Inventors: Yau-Hung Chen, Ming-Kai Chern, Tung-Han Tsai, I-Chang Liu, Bo-Cheng Wang
  • Publication number: 20210195910
    Abstract: A method for decolorization and deodorization of egg yolk oil comprises at least: adding a first ether solution to a crude egg yolk oil, and performing a first stirring process, to produce a first egg yolk oil mixture; adding activated carbon to the first egg yolk oil mixture, performing a second stirring process, and removing the activated carbon, to produce a second egg yolk oil mixture; adding a second ether solution and distilled water to the second egg yolk oil mixture, and performing a third stirring process, to produce a third egg yolk oil mixture; and removing distilled water, part of the first ether solution, and part of the second ether solution from the third egg yolk oil mixture by a distillation process, and removing the remaining first ether solution and the remaining second ether solution by a vacuum process to produce a decolorized and deodorized egg yolk oil.
    Type: Application
    Filed: June 11, 2020
    Publication date: July 1, 2021
    Inventors: YAU-HUNG CHEN, MING-KAI CHERN, TUNG-HAN TSAI, I-CHANG LIU, BO-CHENG WANG