Patents by Inventor Yuichi Yokomizo

Yuichi Yokomizo 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).

  • Antifungal agents
    Patent number: 6015925
    Abstract: This invention relates to compounds represented by the following formula (1): ##STR1## wherein R.sup.1 represents a substituted or unsubstituted aromatic hydrocarbon group having 6 to 18 carbon atoms, R.sup.2 represents a hydrogen atom or a substituted or unsubstituted aromatic hydrocarbon group having 6 to 18 carbon atoms, R.sup.3 represents an alkyl group having 1 to 4 carbon atoms, R.sup.4 represents a substituted or unsubstituted phenyl group or an aliphatic hydrocarbon group containing at least four .pi. electrons, and m and n individually represent integers of from 1 to 4, or salts thereof, and also to compositions containing the same. These compounds have antifungal activities and are useful as drugs and the like.
    Type: Grant
    Filed: September 22, 1998
    Date of Patent: January 18, 2000
    Assignee: Pola Chemical Industries, Inc.
    Inventors: Yukio Kawazu, Toshimitsu Suzuki, Masayuki Yuasa, Yuichi Yokomizo, Toshiro Majima, Takao Ito, Takuji Nakashima, Akira Nozawa