Patents by Inventor Kazumaro Seto

Kazumaro Seto 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).

  • Lymphokine activated killer suppressive factor (LAKSF), process for producing it and immunosuppressive agent comprising it
    Patent number: 5091511
    Abstract: Lymphokine activated killer suppressive factor (LAKSF) and a process for producing the LAKSF by cultivating human mono-cytic cells for alveolar macrophages activated by a stimulator to produce LAKSF and harvesting it. The LAKSF has a LAK induction suppressive activity and an immunosuppressive effect and thus the LAKSF is useful as a medicine.
    Type: Grant
    Filed: September 25, 1989
    Date of Patent: February 25, 1992
    Assignee: Sapporo Breweries Limited
    Inventors: Saburo Sone, Masanobu Munekata, Akito Nakamura, Kiichi Uchida, Kazumaro Seto