Patents by Inventor Mitsuo Owashi

Mitsuo Owashi 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).

  • Method of molding a toner bottle using up to 8-sided recycled flake
    Patent number: 8080190
    Abstract: A method of molding a toner bottle including separating polyethylene terephthalate (PET) bottles that have not accommodated oily or colored materials from retrieved PET bottles grinding the separated PET bottles to obtain a flake PET material of which not less than 80% has a form from a triangle to an octagon with a size not greater than 8 mm 8 mm, washing and drying the flake PET material to obtain a flake PET molding material and molding the flake PET molding material to make a toner bottles.
    Type: Grant
    Filed: February 1, 2007
    Date of Patent: December 20, 2011
    Assignee: Ricoh Company Limited
    Inventors: Kazuo Ichikawa, Mitsuo Owashi
  • METHOD OF MOLDING TONER BOTTLE AND TONER BOTTLE
    Publication number: 20070200269
    Abstract: A method of molding a toner bottle including separating polyethylene terephthalate (PET) bottles that have not accommodated oily or colored materials from retrieved PET bottles grinding the separated PET bottles to obtain a flake PET material of which not less than 80% has a form from a triangle to an octagon with a size not greater than 8 mm 8 mm, washing and drying the flake PET material to obtain a flake PET molding material and molding the flake PET molding material to make a toner bottles
    Type: Application
    Filed: February 1, 2007
    Publication date: August 30, 2007
    Inventors: Kazuo Ichikawa, Mitsuo Owashi