Patents by Inventor Yoon Seok Na

Yoon Seok Na 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).

  • Bag for food packing
    Patent number: D799334
    Type: Grant
    Filed: November 23, 2016
    Date of Patent: October 10, 2017
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Yoon Seok Na, Kang Kook Lee, Seung Pyo Lee
  • Bag for food packing
    Patent number: D800575
    Type: Grant
    Filed: November 23, 2016
    Date of Patent: October 24, 2017
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Yoon Seok Na, Kang Kook Lee, Seung Pyo Lee
  • Label
    Patent number: D902743
    Type: Grant
    Filed: April 8, 2019
    Date of Patent: November 24, 2020
    Assignee: CJ CheilJedang Corporation
    Inventors: Yoon Seok Na, Min Han Kim, Kang Kook Lee
  • Packaging paper
    Patent number: D903506
    Type: Grant
    Filed: April 23, 2019
    Date of Patent: December 1, 2020
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Yoon Seok Na, Min Han Kim, Kang Kook Lee
  • Packaging sleeve for foodstuffs
    Patent number: D1023773
    Type: Grant
    Filed: September 28, 2022
    Date of Patent: April 23, 2024
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventor: Yoon Seok Na
  • Packaging sleeve for foodstuffs
    Patent number: D1023774
    Type: Grant
    Filed: September 28, 2022
    Date of Patent: April 23, 2024
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventor: Yoon Seok Na