Patents by Inventor Hak-gyun ROH

Hak-gyun ROH 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).

  • Managing rights for installed software applications and items purchased therewith
    Patent number: 9760929
    Abstract: In one example embodiment, a server includes a receiver configured to receive, from a first device, a request to resell an application installed on the first device and an item purchased using the application; a resale manager configured to: issue, to a second device, a resale price of the application and the item, and receive, from the second device, a request to purchase the application and the item; and a rights manager configured to issue, to a user account authenticated on the second device, rights to use the application and the item.
    Type: Grant
    Filed: August 19, 2014
    Date of Patent: September 12, 2017
    Assignee: KT CORPORATION
    Inventor: Hak-gyun Roh
  • ADVERTISEMENT SCHEME
    Publication number: 20150189401
    Abstract: In one example embodiment, a method performed under control of a server include dividing video content into a plurality of video segments; receiving, from a first content player, a request to stream the video content; receiving segment playing information from a second content player; generating an advertisement and playing information regarding the advertisement based on the segment playing information; selecting at least one of the plurality of video segments based on the segment playing information; generating play sequence information based on the playing information regarding the advertisement and the at least one of the plurality of video segments; transmitting, to the first content player, the generated play sequence information, the advertisement, and the plurality of video segments; and synchronizing the plurality of video segments for playing on the first content player with the plurality of video segments for playing on the second content player.
    Type: Application
    Filed: December 24, 2014
    Publication date: July 2, 2015
    Inventors: Donghoon YI, Hak-gyun ROH, Yeong-il SEO
  • TRANSACTION FOR APPLICATIONS
    Publication number: 20150058147
    Abstract: In one example embodiment, a server includes a receiver configured to receive, from a first device, a request to resell an application installed on the first device and an item purchased using the application; a resale manager configured to: issue, to a second device, a resale price of the application and the item, and receive, from the second device, a request to purchase the application and the item; and a rights manager configured to issue, to a user account authenticated on the second device, rights to use the application and the item.
    Type: Application
    Filed: August 19, 2014
    Publication date: February 26, 2015
    Inventor: Hak-gyun ROH