Patents by Inventor Takashi Taki

Takashi Taki 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).

  • Heat exchanger
    Patent number: 9074820
    Abstract: A heat exchanger includes a plurality of flat tubes in which a fluid flows, and a plurality of fins each of which is connected to flat surfaces of adjacent tubes to increase a heat exchange area on a side of air flowing outside of the tube. The fin includes a plate portion having a plate surface, and fin protrusions protruding from the plate surface of the plate portion. The fin protrusions are provided to be spaced from the flat surface of the tube by a predetermined distance. A flow resistance portion is provided to protrude from the flat surface of the tube toward outside by a protrusion dimension that is equal to or larger than the predetermined distance.
    Type: Grant
    Filed: July 23, 2010
    Date of Patent: July 7, 2015
    Assignee: DENSO CORPORATION
    Inventors: Atsushi Hayasaka, Masahiro Shimoya, Mitsugu Nakamura, Takashi Taki, Masahiro Omae, Aun Ota
  • HEAT EXCHANGER
    Publication number: 20110017440
    Abstract: A heat exchanger includes a plurality of flat tubes in which a fluid flows, and a plurality of fins each of which is connected to flat surfaces of adjacent tubes to increase a heat exchange area on a side of air flowing outside of the tube. The fin includes a plate portion having a plate surface, and fin protrusions protruding from the plate surface of the plate portion. The fin protrusions are provided to be spaced from the flat surface of the tube by a predetermined distance. A flow resistance portion is provided to protrude from the flat surface of the tube toward outside by a protrusion dimension that is equal to or larger than the predetermined distance.
    Type: Application
    Filed: July 23, 2010
    Publication date: January 27, 2011
    Applicant: DENSO CORPORATION
    Inventors: Atsushi Hayasaka, Masahiro Shimoya, Mitsugu Nakamura, Takashi Taki, Masahiro Omae, Aun Ota