Patents by Inventor Michiteru Nakano

Michiteru Nakano 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).

  • Process for producing polyester resin composition
    Patent number: 4898897
    Abstract: A process for producing a polyester resin composition containing at least 10 wt % of a white inorganic pigment dispersed in a polyester resin, which comprises kneading the polyester resin with the white inorganic pigment and thereafter subjecting the blend to a polycondensation reaction at a temperature ranging from the melting point of the polyester up to 300.degree. C. and at a reduced pressure of not higher than 5 Torr, is disclosed.
    Type: Grant
    Filed: April 21, 1988
    Date of Patent: February 6, 1990
    Assignees: Konica Corporation, Kanebo Ltd.
    Inventors: Kazuto Kiyohara, Toshiaki Yamazaki, Ichiya Harada, Takanori Nakadate, Kentaro Noguchi, Michiteru Nakano, Shigeru Sakae, Kazuhiro Okuma