Patents by Inventor Tadahiko Koyanagi

Tadahiko Koyanagi 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).

  • Apparatus and method for powder coating
    Patent number: 6797066
    Abstract: Provided is an apparatus for powder coating 1 which includes a coat-applying station 39 for applying a powder coating P on a work 3 to be coated, and a high frequency induction heating apparatus 47 for heating the work 3 covered with the powder coating P under the effect of high frequency wave and baking the powder coating P on the work at the interface defined between the powder coating and the work. Use of the apparatus 1 provides a uniform and strong coating film without any unevenness more efficiently with the relatively compact apparatus.
    Type: Grant
    Filed: March 21, 2002
    Date of Patent: September 28, 2004
    Assignee: Kabushiki Kaisya Yoshino Kosakujo
    Inventors: Koshiro Yoshino, Michio Suganuma, Tadahiko Koyanagi
  • Apparatus and method for powder coating
    Publication number: 20020134311
    Abstract: Provided is an apparatus for powder coating 1 which includes a coat-applying station 39 for applying a powder coating P on a work 3 to be coated, and a high frequency induction heating apparatus 47 for heating the work 3 covered with the powder coating P under the effect of high frequency wave and baking the powder coating P on the work at the interface defined between the powder coating and the work. Use of the apparatus 1 provides a uniform and strong coating film without any unevenness more efficiently with the relatively compact apparatus.
    Type: Application
    Filed: March 21, 2002
    Publication date: September 26, 2002
    Applicant: Kabushiki Kaisya Yoshino Kosakujo
    Inventors: Koshiro Yoshino, Michio Suganuma, Tadahiko Koyanagi