Patents by Inventor Katsuji Iizuka

Katsuji Iizuka 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).

  • Pillow packaging bag, pillow type packaging body, heat seal bar for pillow packaging machine, and pillow packaging machine
    Patent number: 7780354
    Abstract: A pillow packaging bag, a pillow type packaging body, a heat seal bar for pillow packaging machine, and a pillow packaging machine. The pillow packaging bag enabling the suppression of the occurrence of pin holes in a handling step and a transportation course after packaging comprises two lateral seal parts positioned roughly parallel with each other and a contents filling part held by the two lateral seal parts. Damping portions connected to the contents filling portion are formed near both side end parts of the lateral seal part from the border line thereof with the contents filling part near the center part of the lateral seal part toward the lateral seal part.
    Type: Grant
    Filed: September 27, 2005
    Date of Patent: August 24, 2010
    Assignee: Orihiro Co., Ltd.
    Inventors: Akira Funaki, Yuji Fukushima, Katsuji Iizuka, Orihiro Tsuruta
  • Pillow Packaging Bag, Pillow Type Packaged Body, Heat Seal Bar for Pillow Packaging Machine, and Pillow Packaging Machine
    Publication number: 20090260324
    Abstract: A pillow packaging bag, a pillow type packaging body, a heat seal bar for pillow packaging machine, and a pillow packaging machine. The pillow packaging bag enabling the suppression of the occurrence of pin holes in a handling step and a transportation course after packaging comprises two lateral seal parts positioned roughly parallel with each other and a contents filling part held by the two lateral seal parts. Damping portions connected to the contents filling portion are formed near both side end parts of the lateral seal part from the border line thereof with the contents filling part near the center part of the lateral seal part toward the lateral seal part.
    Type: Application
    Filed: May 27, 2009
    Publication date: October 22, 2009
    Applicant: ORIHIRO CO., LTD.
    Inventors: Akira Funaki, Yuji Fukushima, Katsuji Iizuka, Orihiro Tsuruta
  • Pillow Packaging Bag, Pillow Type Packaging Body, Heat Seal Bar for Pillow Packaging Machine, and Pillow Packaging Machine
    Publication number: 20080115458
    Abstract: A pillow packaging bag, a pillow type packaging body, a heat seal bar for pillow packaging machine, and a pillow packaging machine. The pillow packaging bag enabling the suppression of the occurrence of pin holes in a handling step and a transportation course after packaging comprises two lateral seal parts positioned roughly parallel with each other and a contents filling part held by the two lateral seal parts. Damping portions connected to the contents filling portion are formed near both side end parts of the lateral seal part from the border line thereof with the contents filling part near the center part of the lateral seal part toward the lateral seal part.
    Type: Application
    Filed: September 27, 2005
    Publication date: May 22, 2008
    Applicant: Orihiro Co., Ltd
    Inventors: Akira Funaki, Yuji Fukushima, Katsuji Iizuka, Orihiro Tsuruta