Patents by Inventor Masataka Oku

Masataka Oku 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).

  • Compound having phosphorylcholine group, polymer thereof and process for producing the same
    Patent number: 7378538
    Abstract: A compound of the invention is a specific compound having a phosphorylcholine group, and a polymer of the invention comprises at least 1 mol % of repeating units with a phosphorylcholine group and has a number-average molecular weight of 1,000 or more, the repeating units with a phosphorylcholine group being represented by the formula (II): wherein A is a bond selected from a single bond, —O—, —COO—, —OOC—, —CONH—, —NH—, —NHCO—, —NR2— and —CH2O— where R2 is an alkyl group having 1 to 6 carbon atoms; and m is an integer of 1 to 12.
    Type: Grant
    Filed: February 18, 2004
    Date of Patent: May 27, 2008
    Assignee: Tokai University
    Inventors: Yu Nagase, Masataka Oku, Kazuhiko Ishihara, Yasuhiko Iwasaki
  • Compound having phosphorylcholine group, polymer thereof and process for producing the same
    Publication number: 20060041160
    Abstract: A compound of the invention is a specific compound having a phosphorylcholine group, and a polymer of the invention comprises at least 1 mol % of repeating units with a phosphorylcholine group and has a number-average molecular weight of 1,000 or more, the repeating units with a phosphorylcholine group being represented by the formula (II): wherein A is a bond selected from a single bond, —O—, —COO—, —OOC—, —CONH—, —NH—, —NHCO—, —NR2— and —CH2O— where R2 is an alkyl group having 1 to 6 carbon atoms; and m is an integer of 1 to 12.
    Type: Application
    Filed: February 18, 2004
    Publication date: February 23, 2006
    Applicant: Tokai University
    Inventors: Yu Nagase, Masataka Oku, Kazuhiko Ishihara, Yasuhiko Iwasaki