Patents by Inventor Masahiro Yanagiya

Masahiro Yanagiya 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).

  • Patent number: 6858724
    Abstract: The purposes of this invention are preparation of the non-mucin type synthetic compounds-carrier conjugated compounds which are stable against enzymes, and which have the ability of specific reactivity to induce immune response for cancer and HIV. A compound of the general formula (1), wherein A represents OH or sialic acid and/or it's derivatives, and B represents OH or galactose and/or it's derivatives; T represents H or protecting groups of amine; M represents H or OH; X represents oxygen atom, —NH— or S(O)z (where z is 0, 1 or 2); Q is H or oxygen atom; V represents lower alkyl or H; W is straight or branched alkylene groups from 0 to 5; Z is straight or branched alkylene groups from 1 to 5; i, m, and t is 0 or 1; non-mucin type synthetic compounds or it's carrier conjugated compounds, which have above mentioned compounds as a core structure of antigen.
    Type: Grant
    Filed: August 10, 2001
    Date of Patent: February 22, 2005
    Assignee: Kotobuki Pharmaceutical Co., Ltd.
    Inventors: Hiroshi Tomiyama, Naoto Ueyama, Masahiro Yanagiya, Yasufumi Ohkura
  • Publication number: 20020107224
    Abstract: The purposes of this invention are preparation of the non-mucin type synthetic compounds-carrier conjugated compounds which are stable against enzymes, and which have the ability of specific reactivity to induce immune response for cancer and HIV.
    Type: Application
    Filed: August 10, 2001
    Publication date: August 8, 2002
    Applicant: KOTOBUKI PHARMACEUTICAL CO., LTD.
    Inventors: Hiroshi Tomiyama, Naoto Ueyama, Masahiro Yanagiya, Yasufumi Ohkura