Patents by Inventor Sang-ha CHOI

Sang-ha CHOI 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).

  • Patent number: 11932993
    Abstract: A paper coating composition, methods for making the same, and a coated paper. The paper coating composition comprises a solvent, an ethylene-(meth)acrylic acid copolymer, a basic compound, and a polycarbodiimide-based curing agent, wherein the polycarbodiimide-based curing agent has a carbodiimide group equivalent of about 150 to about 350. The coating of the coated paper likewise comprises an ethylene-(meth)acrylic acid copolymer crosslinked by N-acylurea groups.
    Type: Grant
    Filed: May 26, 2023
    Date of Patent: March 19, 2024
    Assignees: SK Innovation Co., Ltd., SK Geo Centric Co., Ltd.
    Inventors: Dong Hyun Woo, Sang Ha Son, Ji Hyeon Choi, Bu Yeon Hwang
  • Publication number: 20170085958
    Abstract: An electronic device and a method of operating the same are disclosed. The electronic device includes a receiver configured to receive a broadcast signal, and a controller configured to obtain program information from the broadcast signal, the program information comprising information on a plurality of programs, the information on each program comprising a program identifier and a compression format into which a stream corresponding to the program is compressed; determine whether the compression format of the program is processable by the electronic device; and generate a program map including the program identifier corresponding to the program having the compression format being processable by the electronic device, and excluding the program identifier corresponding the program having the compression format not being processable by the electronic device.
    Type: Application
    Filed: July 25, 2016
    Publication date: March 23, 2017
    Inventor: Sang-ha CHOI