Patents by Inventor Hobuyuki Kuroda

Hobuyuki Kuroda 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).

  • Novel copolymers and electroactive polymers derived from same
    Patent number: 4952667
    Abstract: Provided is a copolymer having a repeating unit represented by the general formula ##STR1## wherein Ar represents ##STR2## wherein R.sup.1 represents hydrogen or a hydrocarbon group having 1 to 20 carbon atoms, R.sup.2 represents hydrogen, a hydrocarbon group having 1 to 20 carbon atoms, furyl, pyridyl, chlorophenyl, nitrophenyl or methoxyphenyl, n is 1 or more and an electroactive polymer obtained by doping the above copolymer.
    Type: Grant
    Filed: June 8, 1988
    Date of Patent: August 28, 1990
    Assignee: Nippon Oil Company, Limited
    Inventors: Yutaka Shikatani, Hobuyuki Kuroda, Naoki Kataoka, Yoshiyuki Shimo, Kazuo Matsuura, Etsuo Kawamata, Hiroshi Kobayashi