Patents by Inventor Shigenori Yazawa

Shigenori Yazawa 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).

  • WATER RECOVERY DEVICE
    Publication number: 20150107453
    Abstract: A water recovery device that allows a first gas to flow inside hollow fiber membranes and a second gas to flow outside the hollow fiber membranes, and that exchanges moisture between the first gas and the second gas, includes a hollow fiber membrane bundle in which plural pieces of the hollow fiber membranes are bundled, a storage case housing the hollow fiber membrane bundle in its inside, and a housing having an introduction hole and a discharge hole of the first gas and an introduction hole and a discharge hole of the second gas, and housing the storage case in its inside. The hollow fiber membrane bundle includes a first gas bypass passage that penetrates through an internal part of the hollow fiber membrane bundle in an axial direction and that has a channel cross-sectional area larger than a channel cross-sectional area inside the hollow fiber membrane.
    Type: Application
    Filed: March 13, 2013
    Publication date: April 23, 2015
    Inventors: Masahiro Usuda, Shigenori Yazawa
  • WATER RECOVERY DEVICE
    Publication number: 20150050572
    Abstract: A water recovery device that allows a first gas to flow inside hollow fiber membranes and a second gas to flow outside the hollow fiber membranes, and that exchanges moisture between the first gas and the second gas.
    Type: Application
    Filed: March 13, 2013
    Publication date: February 19, 2015
    Applicant: Nissan Motor Co., Ltd.
    Inventors: Masahiro Usuda, Shigenori Yazawa
  • Humidifier
    Patent number: 7156375
    Abstract: A humidifier includes a hollow-fiber-membrane module shaped tubular and a support configured to axially slideably support the module.
    Type: Grant
    Filed: November 24, 2004
    Date of Patent: January 2, 2007
    Assignee: Nissan Motor Co., Ltd.
    Inventor: Shigenori Yazawa
  • Humidifier
    Publication number: 20050116365
    Abstract: A humidifier includes a hollow-fiber-membrane module shaped tubular and a support configured to axially slideably support the module.
    Type: Application
    Filed: November 24, 2004
    Publication date: June 2, 2005
    Inventor: Shigenori Yazawa