Patents by Inventor Toshiya Nishibayashi

Toshiya Nishibayashi 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).

  • Process for producing a biaxially oriented polyester film and biaxially oriented polyester film
    Patent number: 6685865
    Abstract: The present invention is directed to a process for producing a biaxially oriented polyester film which comprises: subjecting a polyester film to simultaneous biaxial stretching in a stretching apparatus constructed to simultaneously stretch the film in the lengthwise and widthwise directions thereof; and subsequently subjecting the film to successive biaxial stretching in the lengthwise and widthwise directions thereof in the same apparatus as mentioned above. With this process, a film can be efficiently formed, without film breaking, which film is small in thickness and greatly strong in its lengthwise and widthwise directions.
    Type: Grant
    Filed: October 23, 2001
    Date of Patent: February 3, 2004
    Assignee: Toray Industries, Inc.
    Inventors: Katsuya Toyoda, Satoru Nishino, Toshiya Nishibayashi
  • Process for producing a biaxially oriented polyester film and biaxially oriented polyester film
    Publication number: 20020155268
    Abstract: The present invention is directed to a process for producing a biaxially oriented polyester film which comprises: subjecting a polyester film to simultaneous biaxial stretching in a stretching apparatus constructed to simultaneously stretch the film in the lengthwise and widthwise directions thereof: and subsequently subjecting the film to successive biaxial stretching in the lengthwise and widthwise directions thereof in the same apparatus as mentioned above. With this process, a film can be efficiently formed, without film breaking, which film is small in thickness and greatly strong in its lengthwise and widthwise directions.
    Type: Application
    Filed: October 23, 2001
    Publication date: October 24, 2002
    Inventors: Katsuya Toyoda, Satoru Nishino, Toshiya Nishibayashi