Patents by Inventor Mariko Takesue

Mariko Takesue 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).

  • Antimicrobial laminate and bag, container, and shaped cup using same
    Patent number: 6150004
    Abstract: An antimicrobial laminate excelling in the ability to effect gradual release of an antimicrobial agent and providing an antimicrobial action evenly and bags and other containers using the antimicrobial laminate are disclosed. A substratal film 24 impervious to steam is provided on one side of a substratal film proper 22 of paper with a gas-barriering layer 23 of aluminum foil. An antimicrobial film 21a pervious to steam is formed by sequentially superposing an adhesive agent layer (AITC regenerating layer) 16a containing an AITC inclusion cyclodextrin compound 15 (fine powder), a steam-pervious film 17a having a fine powder of silica gel dispersed therein, an adhesive agent layer 16b identical in construction with the adhesive agent layer 16a, and a sealant material 17b of steam-pervious film in the order mentioned. An antimicrobial layer 121 is constructed by adhesively superposing the substratal film 24 and the antimicrobial film 21a through the medium of the adhesive agent layer 16a.
    Type: Grant
    Filed: January 24, 1997
    Date of Patent: November 21, 2000
    Assignee: Kyodo Printing Co., Ltd.
    Inventors: Takuji Oikawa, Youichi Fukushima, Kenichi Ishii, Mariko Takesue, Yumiko Muto, Ko Fujii, Satoshi Fukaya