Patents by Inventor Yongjian S. Cheng

Yongjian S. Cheng 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).

  • Host/vector system for expression of membrane proteins
    Patent number: 6951741
    Abstract: A method of expressing proteins is disclosed. In a preferable embodiment, the method comprises placing a DNA sequence encoding a protein or peptide and expression vector containing a regulatable promoter expressible in Rhodospirillum rubrum and expressing the protein within a bacterial host, wherein the host has extra capacity for membrane formation and wherein the host is a member of the genus Rhodospirillum.
    Type: Grant
    Filed: October 24, 2003
    Date of Patent: October 4, 2005
    Assignee: WiSys Technology Foundation, Inc.
    Inventors: Collins P. Mary Lynne, Yongjian S. Cheng
  • Host/vector system for expression of membrane proteins
    Publication number: 20040086969
    Abstract: A method of expressing proteins is disclosed. In a preferable embodiment, the method comprises placing a DNA sequence encoding a protein or peptide and expression vector containing a regulatable promoter expressible in Rhodospirillum rubrum and expressing the protein within a bacterial host, wherein the host has extra capacity for membrane formation and wherein the host is a member of the genus Rhodospirillum.
    Type: Application
    Filed: October 24, 2003
    Publication date: May 6, 2004
    Inventors: Collins P. Mary Lynne, Yongjian S. Cheng
  • Host/vector system for expression of membrane proteins
    Patent number: 6680179
    Abstract: A method of expressing proteins is disclosed. In a preferable embodiment, the method comprises placing a DNA sequence encoding a protein or peptide and expression vector containing a regulatable promoter expressible in Rhodospirillum rubrum and expressing the protein within a bacterial host, wherein the host has extra capacity for membrane formation and wherein the host is a member of the genus Rhodospirillum.
    Type: Grant
    Filed: September 12, 2000
    Date of Patent: January 20, 2004
    Assignee: WiSYS Technology Foundation, Inc.
    Inventors: Mary Lynne Perille-Collins, Yongjian S. Cheng