Patents by Inventor Takashi Hatsuku

Takashi Hatsuku 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).

  • Publication number: 20120094086
    Abstract: Provided are an embossed carrier tape having an embossed portion which is excellent in transparency and which has a high shape accuracy and a high buckling strength, and a method of production of the embossed carrier tape. The method of production of an embossed carrier tape comprises (a) a step of slitting a sheet which is obtained by biaxially stretching a styrene-based resin composition and which has an orientation relaxation stress of 0.2 to 0.8 MPa, measured in accordance with ASTM D-1504, into a tape-like form, (b) a step of heating only the reason of the slit tape where the embossed portion is to be formed, and (c) a step of forming an embossed portion in the heated area. Also, an embossed carrier tape manufactured by the method of production is provided.
    Type: Application
    Filed: June 10, 2010
    Publication date: April 19, 2012
    Applicant: DENKI KAGAKU KOGYO KABUSHIKI KAISHA
    Inventors: Atsushi Takei, Takenobu Sasakawa, Yasushi Hirokawa, Takashi Hatsuku