Patents by Inventor Yasumasa Tominaga

Yasumasa Tominaga 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).

  • Coated web manufacturing machine
    Patent number: 9346073
    Abstract: A manufacturing machine for manufacturing a wrapping paper web for cigarettes with a low ignition propensity has a coating device (3) at a coating position defined in a travel path (2) of web (W). The coating device (3) has a rotary screen (4) and a gravure roller (6) located on the opposite sides of the travel path (2) and functioning as back rollers for each other. The rotary screen (4) intermittently applies a liquid burning inhibitor onto one side of the web (W) to form a number of band layers (B) arranged at predetermined intervals in a travelling direction of the web (W), and the gravure roller (6) applies water onto the other side of the web (W) to form wet bands (A) arranged alternately with the band layers (B) in the traveling direction of the web (W).
    Type: Grant
    Filed: April 26, 2011
    Date of Patent: May 24, 2016
    Assignee: JAPAN TOBACCO INC.
    Inventors: Shinzo Kida, Takafumi Izumiya, Yuzuru Sakuma, Yasumasa Tominaga, Hiroyuki Nakashima
  • COATED WEB MANUFACTURING MACHINE AND MANUFACTURING METHOD
    Publication number: 20110200747
    Abstract: A manufacturing machine for manufacturing a wrapping paper web for cigarettes with a low ignition propensity has a coating device (3) at a coating position defined in a travel path (2) of web (W). The coating device (3) has a rotary screen (4) and a gravure roller (6) located on the opposite sides of the travel path (2) and functioning as back rollers for each other. The rotary screen (4) intermittently applies a liquid burning inhibitor onto one side of the web (W) to form a number of band layers (B) arranged at predetermined intervals in a travelling direction of the web (W), and the gravure roller (6) applies water onto the other side of the web (W) to form wet bands (A) arranged alternately with the band layers (B) in the traveling direction of the web (W).
    Type: Application
    Filed: April 26, 2011
    Publication date: August 18, 2011
    Inventors: Shinzo Kida, Takafumi Izumiya, Yuzuru Sakuma, Yasumasa Tominaga, Hiroyuki Nakashima