Patents by Inventor Takumi Murasaki

Takumi Murasaki 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).

  • Correction method
    Patent number: 4746388
    Abstract: A lift-off tape capable of being used many times which comprises a foundation and an adhesive layer provided on one major surface of the foundation, said adhesive layer containing a plasticizer capable of plasticizing a polyamide resin which is a main component of the vehicle of a correctable ink. The lift-off tape can be used many times to remove erroneous typed impressions of a correctable ink which contains a polyamide resin as a main component of the vehicle thereof.
    Type: Grant
    Filed: September 2, 1986
    Date of Patent: May 24, 1988
    Assignee: Fuji Kagakushi Kogyo Co., Ltd.
    Inventors: Masatsugu Inaba, Takumi Murasaki
  • Lift-off tape usable many times
    Patent number: 4634629
    Abstract: A lift-off tape capable of being used many times which comprises a foundation and an adhesive layer provided on one major surface of the foundation, said adhesive layer containing a plasticizer capable of plasticizing a polyamide resin which is a main component of the vehicle of a correctable ink. The lift-off tape can be used many times to remove erroneous typed impressions of a correctable ink which contains a polyamide resin as a main component of the vehicle thereof.
    Type: Grant
    Filed: March 7, 1985
    Date of Patent: January 6, 1987
    Assignee: Fuji Kagakushi Kogyo Co., Ltd.
    Inventors: Masatsugu Inaba, Takumi Murasaki