Patents by Inventor Masaaki Minamoto

Masaaki Minamoto 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: 8685713
    Abstract: The present invention relates to a blood testing bottomed tube, which comprises a tubular member having an open one end and closed another end, and a coating layer formed on at least a part to be contacted with blood on said tubular member, said coating layer being made of a polyoxyalkylene alkyl ether or a polyoxyalkylene glycol ether, the present invention also relates to a stopper for a blood testing bottom tube and a blood testing container.
    Type: Grant
    Filed: July 7, 2008
    Date of Patent: April 1, 2014
    Assignee: Sekisui Chemical Co., Ltd.
    Inventors: Masaaki Minamoto, Hironobu Isogawa
  • Patent number: 7790409
    Abstract: The present invention provides a blood coagulation accelerator excellent under severe conditions at ordinary or higher temperatures and capable of exhibiting high blood coagulation performance stably over a long period of time, as well as a container for blood examination wherein the blood coagulation accelerator is accommodated. Disclosed is a blood coagulation accelerator comprising an enzyme capable of hydrolyzing in a peptide chain a bond between arginine and an arbitrary amino acid residue and/or a bond between lysine and an arbitrary amino acid residue, an inactivated enzyme product comprising the above-mentioned enzyme inactivated by radiation irradiation, and ?-alanine.
    Type: Grant
    Filed: March 15, 2006
    Date of Patent: September 7, 2010
    Assignee: Sekisui Chemical Co., Ltd.
    Inventors: Masaaki Minamoto, Kazuhiko Shimada
  • Patent number: 7595028
    Abstract: The present invention relates to a blood testing bottomed tube, which comprises a tubular member having an open one end and closed another end, and a coating layer formed on at least a part to be contacted with blood on said tubular member, said coating layer being made of a polyoxyalkylene alkyl ether and/or a polyoxyalkylene glycol ether; the present invention also relates to a stopper for a blood testing bottomed tube and a blood testing container.
    Type: Grant
    Filed: May 29, 2003
    Date of Patent: September 29, 2009
    Assignee: Sekisui Chemical Co., Ltd.
    Inventors: Masaaki Minamoto, Hironobu Isogawa
  • Publication number: 20080274540
    Abstract: The present invention relates to a blood testing bottomed tube, which comprises a tubular member having an open one end and closed another end, and a coating layer formed on at least a part to be contacted with blood on said tubular member, said coating layer being made of a polyoxyalkylene alkyl ether or a polyoxyalkylene glycol ether, the present invention also relates to a stopper for a blood testing bottom tube and a blood testing container.
    Type: Application
    Filed: July 7, 2008
    Publication date: November 6, 2008
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Masaaki Minamoto, Hironobu Isogawa
  • Publication number: 20080274532
    Abstract: The present invention provides a blood coagulation accelerator excellent under severe conditions at ordinary or higher temperatures and capable of exhibiting high blood coagulation performance stably over a long period of time, as well as a container for blood examination wherein the blood coagulation accelerator is accommodated. Disclosed is a blood coagulation accelerator comprising an enzyme capable of hydrolyzing in a peptide chain a bond between arginine and an arbitrary amino acid residue and/or a bond between lysine and an arbitrary amino acid residue, an inactivated enzyme product comprising the above-mentioned enzyme inactivated by radiation irradiation, and ?-alanine.
    Type: Application
    Filed: March 15, 2006
    Publication date: November 6, 2008
    Inventors: Masaaki Minamoto, Kazuhiko Shimada
  • Publication number: 20050106071
    Abstract: It is an object of the present invention to provide a blood testing bottomed tube causing no adhesion of blood clot and the like in a blood test and exerting no influence on the tested value, a stopper for a blood testing bottomed tube capable of easily plugging a blood testing bottomed tube, causing no adhesion of blood clot and the like in a blood test, exerting no influence on the tested value, and also causing no stickiness and label-peeling of a blood testing bottomed tube, and a blood testing container comprising the blood testing bottomed tube and the stopper for a blood testing bottomed tube.
    Type: Application
    Filed: May 29, 2003
    Publication date: May 19, 2005
    Inventors: Masaaki Minamoto, Hironobu Isogawa