Patents by Inventor Dal H. Kim

Dal H. Kim 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).

  • Aqueous solutions of pyridone carboxylic acids
    Patent number: 5563149
    Abstract: Aqueous solutions of novel pyridone carboxylic acid compounds and esters or salts thereof having powerful antibacterial activities against both gram-negative and gram-positive bacteria, and in particular both ready-to-use injection and/or infusion solutions and dosage forms which can be converted into such injection and/or infusion solutions before use are disclosed.
    Type: Grant
    Filed: August 8, 1994
    Date of Patent: October 8, 1996
    Assignee: Cheil Foods & Chemicals, Inc.
    Inventors: Yong H. Jung, Kyu J. Yeon, Nam J. Baek, Dong M. Lim, Dal H. Kim, Jae M. Lee, Jin W. Kim
  • Salts of a quinolone-carboxylic acid
    Patent number: 5484785
    Abstract: The present invention provides novel organic acid addition salts of a quinolone-carboxylic acid of formula (I) ##STR1## wherein Z is 5-oxotetrahydrofuran-2-carboxylic acid or 2-hydroxyglutaric acid. The salts are highly soluble in water and are thus suitable to prepare a stable injection in storage for a long period of time.
    Type: Grant
    Filed: August 26, 1994
    Date of Patent: January 16, 1996
    Assignee: Cheil Foods & Chemicals, Inc.
    Inventors: Kyu J. Yeon, Je H. Kim, Kyung E. Choi, Dal H. Kim, Ki H. Lee