Patents by Inventor Tatsuya Umeki

Tatsuya Umeki 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).

  • Gas separation and recovery apparatus and gas separation and recovery method
    Patent number: 8603422
    Abstract: A gas separation and recovery apparatus that separates and recovers nitrogen oxides from a gas mixture includes: a liquid storing portion that stores a liquid, the liquid absorbing the nitrogen oxides; a gas-liquid contacting portion in which the liquid and the gas mixture contact with each other; and a liquid recovering portion that recovers the liquid after the liquid contacts the gas mixture. The liquid is an ionic liquid that chemically absorbs the nitrogen oxides.
    Type: Grant
    Filed: April 6, 2012
    Date of Patent: December 10, 2013
    Assignee: Denso Corporation
    Inventors: Masatoshi Maruyama, Keiji Noda, Yuuki Tarusawa, Yoshiaki Nishijima, Mitsuhiro Kanakubo, Takashi Makino, Tatsuya Umeki, Hiroshi Nanjo
  • GAS SEPARATION AND RECOVERY APPARATUS AND GAS SEPARATION AND RECOVERY METHOD
    Publication number: 20120258030
    Abstract: A gas separation and recovery apparatus that separates and recovers nitrogen oxides from a gas mixture includes: a liquid storing portion that stores a liquid, the liquid absorbing the nitrogen oxides; a gas-liquid contacting portion in which the liquid and the gas mixture contact with each other; and a liquid recovering portion that recovers the liquid after the liquid contacts the gas mixture. The liquid is an ionic liquid that chemically absorbs the nitrogen oxides.
    Type: Application
    Filed: April 6, 2012
    Publication date: October 11, 2012
    Applicant: DENSO CORPORATION
    Inventors: Masatoshi MARUYAMA, Keiji Noda, Yuuki Tarusawa, Yoshiaki Nishijima, Mitsuhiro Kanakubo, Takashi Makino, Tatsuya Umeki, Hiroshi Nanjo