Patents by Inventor Toshikazu Suganuma

Toshikazu Suganuma 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).

  • Process for manufacturing deaerating hollow fiber module
    Patent number: 8449706
    Abstract: A process for manufacturing a deaerating hollow fiber module with no core, including the steps of wrapping a sheet containing a multiplicity of hollow fibers around a temporary core; retaining in tubular form the sheet wrapped around the temporary core; and removing the temporary core from the sheet retained in tubular form.
    Type: Grant
    Filed: May 30, 2008
    Date of Patent: May 28, 2013
    Assignee: DIC Corporation
    Inventors: Youhei Suganuma, Misao Takeuchi, Shigeaki Fujieda, Toshikazu Suganuma, Kouji Kawase
  • Liquid supply method and apparatus
    Patent number: 8171956
    Abstract: There is provided a liquid supply method in which, when preparing a solution that can be used as washing water and the like by supplying a minute amount of chemicals and the like to ultrapure water, the amount of supply solution that is supplied can be accurately determined. In this liquid supply method, a solution is prepared by supplying a supply liquid to a primary fluid that is circulating in a primary fluid circulation tube (2). This liquid supply method uses a liquid supply apparatus (1) that includes: a supply section (3) that delivers the supply liquid; and a supply liquid circulation tube (4) that causes the supply liquid to flow from the supply section (3) to the primary fluid circulation tube (2), the internal diameter of the supply liquid circulation tube (4) being between 0.01 and 1 mm.
    Type: Grant
    Filed: October 15, 2004
    Date of Patent: May 8, 2012
    Assignees: Dainippon Ink and Chemicals, Inc., KITZ SCT Corporation
    Inventors: Toshikazu Suganuma, Yasushi Tomita, Kazunari Sakai, Naoki Hada, Katsuhiko Kazama
  • PROCESS FOR MANUFACTURING DEAERATING HOLLOW FIBER MODULE
    Publication number: 20110146891
    Abstract: A process for manufacturing a deaerating hollow fiber module with no core, including the steps of wrapping a sheet containing a multiplicity of hollow fibers around a temporary core; retaining in tubular form the sheet wrapped around the temporary core; and removing the temporary core from the sheet retained in tubular form.
    Type: Application
    Filed: May 30, 2008
    Publication date: June 23, 2011
    Applicant: DIC Corporation
    Inventors: Youhei Suganuma, Misao Takeuchi, Shigeaki Fujieda, Toshikazu Suganuma, Kouji Kawase
  • Liquid supply method and apparatus
    Publication number: 20070125423
    Abstract: There is provided a liquid supply method in which, when preparing a solution that can be used as washing water and the like by supplying a minute amount of chemicals and the like to ultrapure water, the amount of supply solution that is supplied can be accurately determined. In this liquid supply method, a solution is prepared by supplying a supply liquid to a primary fluid that is circulating in a primary fluid circulation tube (2). This liquid supply method uses a liquid supply apparatus (1) that includes: a supply section (3) that delivers the supply liquid; and a supply liquid circulation tube (4) that causes the supply liquid to flow from the supply section (3) to the primary fluid circulation tube (2), the internal diameter of the supply liquid circulation tube (4) being between 0.01 and 1 mm.
    Type: Application
    Filed: October 15, 2004
    Publication date: June 7, 2007
    Inventors: Toshikazu Suganuma, Yasushi Tomita, Kazunari Sakai, Naoki Hada, Katsuhiko Kazama
  • Fragrance and flavor compositions and fragrance- and flavor-added products
    Publication number: 20030092599
    Abstract: Ketone compounds having marine-like, modern green-like and fatty green-like fragrance and flavor, and fragrance compositions and flavor compositions containing the same.
    Type: Application
    Filed: May 6, 2002
    Publication date: May 15, 2003
    Applicant: TAKASAGO INTERNATIONAL CORPORATION
    Inventors: Toshikazu Suganuma, Keiji Torii, Toshio Abe, Masakatsu Unno, Yasushi Kato