Patents by Inventor Tetsushi Sudo

Tetsushi Sudo 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).

  • Antibacterial, antifungal and antiviral agent
    Patent number: 5792793
    Abstract: The present invention relates to a complex formed by the coordination between a thiol group-containing compound and a silver ion; an antibacterial, antifungal, and antiviral agent containing the same as the active agent; and an antibacterial, antifungal, and antiviral composition containing the above agent and a vehicle or a carrier.The agent has a wide antibacterial and antifungal spectrum and an antiviral activity, is well compatible with various vehicles and carriers, sustains its activity for long, and has reduced peroral toxicity, skin irritation and mucosa irritation.
    Type: Grant
    Filed: May 6, 1996
    Date of Patent: August 11, 1998
    Assignees: Meiji Milk Products Co., Ltd., Toyo Ink Mfg. Co., Ltd.
    Inventors: Munehiro Oda, Hiroyuki Itoh, Tetsushi Sudo, Sadatoshi Sakuma, Kenji Nomiya, Yasunori Suzuki, Yukiyoshi Jonoshita, Akira Kikuchi, Yoshiko Takabatake