Patents by Inventor Satoko Maruyama

Satoko Maruyama 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).

  • FLUORESCENT PROBE FOR ZINC
    Publication number: 20080261314
    Abstract: A compound represented by the following general formula (I) or a salt thereof: wherein R1 represents hydrogen atom, an alkyl group, an alkoxy group, or hydroxy group; R2 represents a group represented by the following formula (A): wherein X1 to X4 represent hydrogen atom, an alkyl group, or 2-pyridylmethyl group, and m and n represent 0 or 1; Y represents a single bond or —CO—; R3 represents a carboxy-substituted aryl group, a carboxy-substituted heteroaryl group, benzothiazol-2-yl group, or 5-oxo-2-thioxo-4-imidazolyzinylidenmethyl group], and a fluorescent probe for zinc which comprises said compound or a salt thereof.
    Type: Application
    Filed: March 28, 2008
    Publication date: October 23, 2008
    Applicants: DAIICHI PURE CHEMICALS CO., LTD., TETSUO NAGANO
    Inventors: Tetsuo NAGANO, Kazuya Kikuchi, Tomoya Hirano, Satoko Maruyama
  • Fluorescent probes for zinc
    Publication number: 20040235902
    Abstract: A compound represented by the following general formula (I) or a salt thereof: 1
    Type: Application
    Filed: June 15, 2004
    Publication date: November 25, 2004
    Inventors: Tetsuo Nagano, Kazuya Kikuchi, Tomoya Hirano, Satoko Maruyama
  • Pocket watch
    Patent number: D278036
    Type: Grant
    Filed: September 8, 1982
    Date of Patent: March 19, 1985
    Assignee: Seiko Instruments & Electronics Ltd.
    Inventor: Satoko Maruyama