Patents by Inventor Tomoji Saeki

Tomoji Saeki 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).

  • Thermoplastic polyester compositions and films formed using same
    Patent number: 5397827
    Abstract: The thermoplastic polyester compositions of the present invention are characterized by containing special colloidal silica particles having a straight-chain or branched shape, so when formed into film, particularly film for magnetic tape, there are attained superior abrasion resistance, scratch resistance and sliding property.
    Type: Grant
    Filed: July 21, 1992
    Date of Patent: March 14, 1995
    Assignee: Toray Industries, Inc.
    Inventors: Masahiro Kimura, Tomoji Saeki, Masaru Suzuki, Minoru Yoshida, Toshihiro Sasaki