Patents by Inventor Moriaki Saitoh

Moriaki Saitoh 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).

  • Liquid containing bag, liquid cartridge, image forming device, and sealing method and sealing apparatus for the liquid containing bag
    Patent number: 7814732
    Abstract: A liquid containing bag includes a liquid filling opening part having a tube configuration through which an inside of the liquid containing bag is filled with liquid. The liquid filling opening part is melt-sealed from directions which face each other in a part of the liquid filling opening part. The part which is melted has a non-symmetrical configuration.
    Type: Grant
    Filed: April 9, 2007
    Date of Patent: October 19, 2010
    Assignee: Ricoh Company, Ltd.
    Inventors: Takanori Tsuyuki, Masami Iguchi, Moriaki Saitoh, Hideki Sugiyama, Kiyohiro Uehara
  • LIQUID CONTAINING BAG, LIQUID CARTRIDGE, IMAGE FORMING DEVICE, AND SEALING METHOD AND SEALING APPARATUS FOR THE LIQUID CONTAINING BAG
    Publication number: 20070176986
    Abstract: A liquid containing bag includes a liquid filling opening part having a tube configuration through which an inside of the liquid containing bag is filled with liquid. The liquid filling opening part is melt-sealed from directions which face each other in a part of the liquid filling opening part. The part which is melted has a non-symmetrical configuration.
    Type: Application
    Filed: April 9, 2007
    Publication date: August 2, 2007
    Inventors: Takanori Tsuyuki, Masami Iguchi, Moriaki Saitoh, Hideki Sugiyama, Kiyohiro Uehara
  • Liquid containing bag, liquid cartridge, image forming device and sealing method and sealing apparatus for the liquid containing bag
    Patent number: 7222948
    Abstract: A liquid containing bag includes a liquid filling opening part having a tube configuration through which an inside of the liquid containing bag is filled with liquid. The liquid filling opening part is melt-sealed from directions which face each other in a part of the liquid filling opening part. The part which is melted has a non-symmetrical configuration.
    Type: Grant
    Filed: April 13, 2004
    Date of Patent: May 29, 2007
    Assignee: Ricoh Company, Ltd.
    Inventors: Takanori Tsuyuki, Masami Iguchi, Moriaki Saitoh, Hideki Sugiyama, Kiyohiro Uehara
  • Liquid containing bag, liquid cartridge, image forming device and sealing method and sealing apparatus for the liquid containing bag
    Publication number: 20040263587
    Abstract: A liquid containing bag includes a liquid filling opening part having a tube configuration through which an inside of the liquid containing bag is filled with liquid. The liquid filling opening part is melt-sealed from directions which face each other in a part of the liquid filling opening part. The part which is melted has a non-symmetrical configuration.
    Type: Application
    Filed: April 13, 2004
    Publication date: December 30, 2004
    Inventors: Takanori Tsuyuki, Masami Iguchi, Moriaki Saitoh, Hideki Sugiyama, Kiyohiro Uehara