Patents by Inventor Chiyoshi Inoue

Chiyoshi Inoue 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 CONTAINER, METHOD OF MANUFACTURING THE CONTAINER, PACKAGE OF THE CONTAINER, INK JET HEAD CARTRIDGE IN WHICH THE CONTAINER AND A RECORDING HEAD ARE MADE INTEGRAL WITH EACH OTHER, AND LIQUID DISCHARGE RECORDING APPARATUS
    Patent number: 6758557
    Abstract: A liquid container having a negative pressure generating member containing chamber containing therein a negative pressure generating member formed of a fiber material and provided with a liquid supplying portion and an atmosphere communicating portion, a liquid containing chamber provided with a communicating portion communicating with the negative pressure generating member containing chamber and forming a substantially hermetically sealed space and storing therein liquid to be supplied to the negative pressure generating member, and a partition wall for partitioning the negative pressure generating member containing chamber and the liquid containing chamber and forming the communicating portion is provided with gas introduction blocking means cooperating with the partition wall and the liquid contained in the negative pressure generating member containing chamber to block the introduction of gas from the communicating portion into the liquid containing chamber except during the supply of the liquid from the
    Type: Grant
    Filed: September 24, 2002
    Date of Patent: July 6, 2004
    Assignee: Canon Kabushiki Kaisha
    Inventors: Kenta Udagawa, Shozo Hattori, Hajime Yamamoto, Eiichiro Shimizu, Jun Hinami, Shuzo Iwanaga, Chiyoshi Inoue
  • Liquid container, method of manufacturing the container, package of the container, ink jet head cartridge in which the container and a recording head are made integral with each other, and liquid discharge recording apparatus
    Publication number: 20030020792
    Abstract: A liquid container having a negative pressure generating member containing chamber containing therein a negative pressure generating member formed of a fiber material and provided with a liquid supplying portion and an atmosphere communicating portion, a liquid containing chamber provided with a communicating portion communicating with the negative pressure generating member containing chamber and forming a substantially hermetically sealed space and storing therein liquid to be supplied to the negative pressure generating member, and a partition wall for partitioning the negative pressure generating member containing chamber and the liquid containing chamber and forming the communicating portion is provided with gas introduction blocking means cooperating with the partition wall and the liquid contained in the negative pressure generating member containing chamber to block the introduction of gas from the communicating portion into the liquid containing chamber except during the supply of the liquid from the
    Type: Application
    Filed: September 24, 2002
    Publication date: January 30, 2003
    Inventors: Kenta Udagawa, Shozo Hattori, Hajime Yamamoto, Eiichiro Shimizu, Jun Hinami, Shuzo Iwanaga, Chiyoshi Inoue