Patents by Inventor Yayoi Kasakura

Yayoi Kasakura 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).

  • Cigarette mainstream smoke component adsorbent and cigarette filter
    Patent number: 9486011
    Abstract: The present invention provides a cigarette mainstream smoke component adsorbent including particulate activated carbon, and a glucan film supported by the particulate activated carbon. Also, the present invention provides a cigarette filter including the cigarette mainstream smoke component adsorbent.
    Type: Grant
    Filed: April 9, 2014
    Date of Patent: November 8, 2016
    Assignee: JAPAN TOBACCO INC.
    Inventors: Masahiro Chida, Yasuhiro Nakagawa, Katsuhito Misawa, Yayoi Kasakura
  • CIGARETTE MAINSTREAM SMOKE COMPONENT ADSORBENT AND CIGARETTE FILTER
    Publication number: 20140216486
    Abstract: The present invention provides a cigarette mainstream smoke component adsorbent including particulate activated carbon, and a glucan film supported by the particulate activated carbon. Also, the present invention provides a cigarette filter including the cigarette mainstream smoke component adsorbent.
    Type: Application
    Filed: April 9, 2014
    Publication date: August 7, 2014
    Applicant: Japan Tobacco Inc.
    Inventors: Masahiro CHIDA, Yasuhiro NAKAGAWA, Katsuhito MISAWA, Yayoi KASAKURA
  • CIGARETTE MAINSTREAM SMOKE COMPONENT ADSORBENT AND CIGARETTE FILTER
    Publication number: 20100319717
    Abstract: The present invention provides a cigarette mainstream smoke component adsorbent including particulate activated carbon, and a glucan film supported by the particulate activated carbon. Also, the present invention provides a cigarette filter including the cigarette mainstream smoke component adsorbent.
    Type: Application
    Filed: August 30, 2010
    Publication date: December 23, 2010
    Inventors: Masahiro CHIDA, Yasuhiro Nakagawa, Katsuhito Misawa, Yayoi Kasakura