Patents by Inventor Oktay Yarimaga

Oktay Yarimaga 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).

  • Counterfeit prevention paper and manufacturing method thereof
    Patent number: 8105977
    Abstract: The present invention relates to a counterfeit prevention paper and manufacturing method thereof, and more particularly to currency, securities, official document and several certificates, etc. The counterfeit prevention paper according to the present invention comprises a paper and a thermopaint layer which is formed on a paper and is discolored according to a temperature. The counterfeit prevention paper according to the present invention can detect easily a counterfeit by an unaided eye. Also, a function for preventing a counterfeit is not copied by a counterfeit device, thus the counterfeit prevent paper according to the present invention can improve a reliability of various official documents and several certificates, etc.
    Type: Grant
    Filed: August 8, 2008
    Date of Patent: January 31, 2012
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Kuk-Hwan Kim, Yang-Kyu Choi, Oktay Yarimaga, Hyun Gyu Park, Tae Won Kim, Yun Kyung Jung
  • COUNTERFEIT PREVENTION PAPER AND MANUFACTURING METHOD THEREOF
    Publication number: 20090047488
    Abstract: The present invention relates to a counterfeit prevention paper and manufacturing method thereof, and more particularly to currency, securities, official document and several certificates, etc. The counterfeit prevention paper according to the present invention comprises a paper and a thermopaint layer which is formed on a paper and is discolored according to a temperature. The counterfeit prevention paper according to the present invention can detect easily a counterfeit by an unaided eye. Also, a function for preventing a counterfeit is not copied by a counterfeit device, thus the counterfeit prevent paper according to the present invention can improve a reliability of various official documents and several certificates, etc.
    Type: Application
    Filed: August 8, 2008
    Publication date: February 19, 2009
    Inventors: Yang-Kyu Choi, Oktay Yarimaga, Kuk-Hwan Kim, Hyun Gyu Park, Tae Won Kim, Yun Kyung Jung