Patents by Inventor Koh UMENAI

Koh UMENAI 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).

  • Ventilation duct line assembly and apparatus
    Patent number: 11543152
    Abstract: A first ventilation duct line has a first portion having a first sectional area, a second portion having a second sectional area larger than the first sectional area, and a third portion having an inclined inner face connecting the first portion and the second portion to each other. Further, there is a second ventilation duct line having an opening portion positioned on an inner side of the first portion of the first ventilation duct line.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: January 3, 2023
    Assignees: FUJIFILM Business Innovation Corp., FUJIFILM CORPORATION
    Inventors: Koichi Kumeta, Fuyuki Kokubu, Shinya Mitourida, Koh Umenai, Shogo Yamazoe, Shinya Hakuta, Akihiko Ohtsu
  • VENTILATION DUCT LINE ASSEMBLY AND APPARATUS
    Publication number: 20200200433
    Abstract: A first ventilation duct line has a first portion having a first sectional area, a second portion having a second sectional area larger than the first sectional area, and a third portion having an inclined inner face connecting the first portion and the second portion to each other. Further, there is a second ventilation duct line having an opening portion positioned on an inner side of the first portion of the first ventilation duct line.
    Type: Application
    Filed: June 28, 2018
    Publication date: June 25, 2020
    Applicants: FUJI XEROX CO., LTD., FUJIFILM CORPORATION
    Inventors: Koichi KUMETA, Fuyuki KOKUBU, Shinya MITOURIDA, Koh UMENAI, Shogo YAMAZOE, Shinya HAKUTA, Akihiko OHTSU