Patents by Inventor Tosiaki Segawa

Tosiaki Segawa 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).

  • VEGF-binding polypeptide
    Patent number: 6270993
    Abstract: An object of the present invention is to provide a low molecular weight VEGF inhibitor that can be utilized to treat diseases accompanying neovascularization, such as solid tumors. It was found that a polypeptide containing immunoglobulin-like domain 1 and immunoglobulin-like domain 2 but neither immunoglobulin-like main 6 nor immunoglobulin-like domain 7 of the extracellular domain of the VEGF receptor FLT possess VEGF inhibitory activity.
    Type: Grant
    Filed: July 15, 1998
    Date of Patent: August 7, 2001
    Assignee: Toa Gosei Co., Ltd.
    Inventors: Masabumi Shibuya, Masaji Okamoto, Mikio Niwa, Tomoe Matsumoto, Makoto Asano, Tosiaki Segawa