Patents by Inventor Keya Zhang

Keya Zhang 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).

  • ENZYMATIC MODIFICATION OF PHOSPHOLIPIDS IN FOOD
    Publication number: 20240081351
    Abstract: A phospholipase A1 characterized by having an sn1/sn2 specificity ratio of about 55/45 or greater wherein said phospholipase A1 has a lysophospholipase/phospholipase activity ratio of less than 0.02 is presented in conjunction with methods for use in lipid containing food matrix, baking and making dough with the phospholipase and also including baking improvers using the disclosed phospholipase A1.
    Type: Application
    Filed: July 12, 2023
    Publication date: March 14, 2024
    Inventors: Keya Zhang, Lone Broend Miller, Lene Kragh, Tina Lillan Joergensen
  • Enzymatic modification of phospholipids in food
    Patent number: 11744254
    Abstract: A phospholipase A1 characterized by having an sn1/sn2 specificity ratio of about 55/45 or greater wherein said phospholipase A1 has a lysophospholipase/phospholipase activity ratio of less than 0.02 is presented in conjunction with methods for use in lipid containing food matrix, baking and making dough with the phospholipase and also including baking improvers using the disclosed phospholipase A1.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: September 5, 2023
    Assignee: DuPont Nutrition Biosciences APS
    Inventors: Keya Zhang, Lone Broend Miller, Lene Kragh, Tina Lillan Joergensen
  • ENZYMATIC MODIFICATION OF PHOSPHOLIPIDS IN FOOD
    Publication number: 20210076688
    Abstract: A phospholipase A1 characterized by having an sn1/sn2 specificity ratio of about 55/45 or greater wherein said phospholipase A1 has a lysophospholipase/phospholipase activity ratio of less than 0.02 is presented in conjunction with methods for use in lipid containing food matrix, baking and making dough with the phospholipase and also including baking improvers using the disclosed phospholipase A1.
    Type: Application
    Filed: December 17, 2018
    Publication date: March 18, 2021
    Inventors: Keya Zhang, Lone Broend Miller, Lene Kragh, Tina Lillan Joergensen