Patents by Inventor Wei-Ni Hua

Wei-Ni Hua 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: 7098033
    Abstract: A fast method of transforming competent cells is described. The competent cells are thawed at room temperature or in a water bath. Plasmid DNAs and competent cells are mixed together, then the mixture is subject to heat shock treatment. After plating the mixture on a low-temperature selective medium by a low-temperature plating tool, the competent cells are cultured on the selective medium.
    Type: Grant
    Filed: January 26, 2005
    Date of Patent: August 29, 2006
    Assignee: Yeastern Biotech Co., Ltd.
    Inventors: Tzu-Chih Chen, Wei-Ni Hua
  • Publication number: 20050130289
    Abstract: A fast method of transforming competent cells is described. The competent cells are thawed at room temperature or in a water bath. Plasmid DNAs and competent cells are mixed together, then the mixture is subject to heat shock treatment. After plating the mixture on a low-temperature selective medium by a low-temperature plating tool, the competent cells are cultured on the selective medium.
    Type: Application
    Filed: January 26, 2005
    Publication date: June 16, 2005
    Inventors: Tzu-Chih Chen, Wei-Ni Hua
  • Patent number: 6864088
    Abstract: A fast method of transforming competent cells is described. The competent cells are thawed at room temperature or in a water bath. Plasmid DNAs and competent cells are mixed together, then the mixture is subject to heat shock treatment. After plating the mixture on a low-temperature selective medium by a low-temperature plating tool, the competent cells are cultured on the selective medium.
    Type: Grant
    Filed: May 29, 2002
    Date of Patent: March 8, 2005
    Assignee: Yeastern Biotech Co., Ltd.
    Inventors: Tzu-Chih Chen, Wei-Ni Hua
  • Publication number: 20030138956
    Abstract: A fast method of transforming competent cells is described. The competent cells are thawed at room temperature or in a water bath. Plasmid DNAs and competent cells are mixed together, then the mixture is subject to heat shock treatment. After plating the mixture on a low-temperature selective medium by a low-temperature plating tool, the competent cells are cultured on the selective medium.
    Type: Application
    Filed: May 29, 2002
    Publication date: July 24, 2003
    Inventors: Tzu-Chih Chen, Wei-Ni Hua