Patents by Inventor Makoto Arisaka

Makoto Arisaka 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).

  • Method for extraction of metals by methyliminobisalkylacetamide
    Patent number: 7968064
    Abstract: The present invention provides a method for extraction of metals selected from Cr, Mo, Pd, Tc, W, Re, and Pu using a new extractant of methyliminobisalkylacetamide represented by a formula (I): CH3—N—(CH2CONR2)2??(I) wherein R represents an alkyl group having 8-12 carbon atoms.
    Type: Grant
    Filed: August 20, 2009
    Date of Patent: June 28, 2011
    Assignee: Japan Atomic Energy Agency
    Inventors: Yuji Sasaki, Yoshihiro Kitatsuji, Takaumi Kimura, Makoto Arisaka
  • Method for extraction of metals by methyliminobisalkylacetamide
    Publication number: 20100099938
    Abstract: The present invention provides a method for extraction of metals selected from Cr, Mo, Pd, Tc, W, Re, and Pu using a new extractant of methyliminobisalkylacetamide represented by a formula (I): CH3—N—(CH2CONR2)2 ??(I) wherein R represents an alkyl group having 8-12 carbon atoms.
    Type: Application
    Filed: August 20, 2009
    Publication date: April 22, 2010
    Applicant: JAPAN ATOMIC ENERGY AGENCY
    Inventors: Yuji Sasaki, Yoshihiro Kitatsuji, Takaumi Kimura, Makoto Arisaka