Patents by Inventor Han H. Lee

Han H. Lee 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).

  • Cell-mediated transient delivery of immune-enhancing molecules into the tumor microenvironment
    Patent number: 11992504
    Abstract: A recombinant natural killer (NK) cell or T-cell composition is transfected with a nucleic acid encoding i) a homing receptor; ii) an antigen binding protein (ABP) or a chimeric antigen receptor (CAR) that specifically binds a target antigen; iii) an Fc Receptor; and/or iv) a secreted immune modulator selected from a TGF? inhibitor and/or IL-12, where the recombinant cell is gamma (?)-irradiated conferring inhibition of cell proliferation with transient activity of the transfected molecules including the secreted immune modulators for up to 72 hours.
    Type: Grant
    Filed: November 20, 2020
    Date of Patent: May 28, 2024
    Assignee: ImmunityBio, Inc.
    Inventors: John H. Lee, Laurent H. Boissel, Hans G. Klingemann
  • Alkaline fuel cell
    Patent number: 5599640
    Abstract: The present invention relates to a fuel cell comprising an aqueous alkaline solution of electrolyte containing a hydrogen-releasing agent selected from the group consisting of NaBH4, KBH4, LiAlH4, KH and NaH, an oxygen electrode as a cathode and a hydrogen storage alloy electrode as an anode.
    Type: Grant
    Filed: August 17, 1995
    Date of Patent: February 4, 1997
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Jai Y. Lee, Han H. Lee, Jon H. Lee, Dong M. Kim