Patents by Inventor Sang Geun CHOI

Sang Geun 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: 11925098
    Abstract: A display device includes a first transistor including a first active layer, a first gate electrode overlapping the first active layer, a gate insulating layer between the first active layer and the first gate electrode, a first source electrode, and a first drain electrode; a second transistor including a second active layer, a second gate electrode overlapping the second active layer, a second source electrode and a second drain electrode; a capacitor including a first capacitor electrode connected to the second transistor; a lower electrode disposed under the first active layer; a connecting member connecting the first active layer to the lower electrode; and a first metal pattern contacting the connecting member and disposed on a same layer with the first gate electrode.
    Type: Grant
    Filed: November 8, 2022
    Date of Patent: March 5, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Myoung Geun Cha, Sang Gun Choi, Joon Woo Bae, Ji Yeong Shin, Yong Su Lee
  • Patent number: 11916512
    Abstract: An embodiment provides a DC-DC converter for sensing a grounded state and a method for controlling same in a photovoltaic energy storage system. Specifically, the converter can sense a grounded state on the basis of the magnitude of voltage applied to a resistor and provide a notification.
    Type: Grant
    Filed: August 26, 2019
    Date of Patent: February 27, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Gyu Choi, Jae Geun Lee, Jeong Heum Lee
  • Patent number: 9848841
    Abstract: A medical imaging jig is provided with a foldable handle and an integral type foldable footstool, so that a patient having difficulty in movement can be easily and safely subject to medical imaging. In particular, the integral type foldable footstool is provided to be rotated on a hinge to be folded, a lead ruler provided on the rear surface of the medical imaging jig is slidably and detachably provided so that the lead ruler may be moved leftward or rightward or detached depending on the demand by a user, a handle provided on the medical imaging jig may be folded to allow positioning of an objected to be imaged, and omnidirectional wheels are provided on the lower end of the medical imaging jig.
    Type: Grant
    Filed: July 24, 2014
    Date of Patent: December 26, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang Geun Choi, Suk Hee Won, Hyun Joong Chae
  • Publication number: 20160040919
    Abstract: Disclosed herein are an ice maker and method including an ice container to store ice, and a refrigerator having the same. The ice maker includes an ice making unit that receives water and produces ice from the water, a first ice container that receives the ice separated from the ice making unit, and an ice forwarding unit disposed at one side of the first ice container to guide the ice to be discharged to the outside.
    Type: Application
    Filed: October 15, 2015
    Publication date: February 11, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyoung Min Go, Sang Geun CHOI, Young Jin CHO, Jan Seung LEE
  • Patent number: 9188377
    Abstract: Disclosed herein are an ice maker and method including an ice container to store ice, and a refrigerator having the same. The ice maker includes an ice making unit that receives water and produces ice from the water, a first ice container that receives the ice separated from the ice making unit, and an ice forwarding unit disposed at one side of the first ice container to guide the ice to be discharged to the outside.
    Type: Grant
    Filed: August 10, 2009
    Date of Patent: November 17, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang Geun Choi, Jae Seung Lee, Jae Koog An, Nam Seok Seo, Hyoung Min Go, Young Jin Cho
  • Publication number: 20150030135
    Abstract: A medical imaging jig is provided with a foldable handle and an integral type foldable footstool, so that a patient having difficulty in movement can be easily and safely subject to medical imaging. In particular, the integral type foldable footstool is provided to be rotated on a hinge to be folded, a lead ruler provided on the rear surface of the medical imaging jig is slidably and detachably provided so that the lead ruler may be moved leftward or rightward or detatched depending on the demand by a user, a handle provided on the medical imaging jig may be folded to allow positioning of an objected to be imaged, and omnidirectional wheels are provided on the lower end of the medical imaging jig.
    Type: Application
    Filed: July 24, 2014
    Publication date: January 29, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang Geun CHOI, Suk Hee Won, Hyun Joong Chae
  • Publication number: 20110072843
    Abstract: A refrigerator including a first inner case defining a freezing compartment and a second inner case defining a refrigerating compartment. The first inner case and the second inner case are formed with rupture portions upon injection molding of the first and second inner cases. The rupture portions may be cut away to communicate the first inner case and the second inner case with each other, enabling use of the inner cases having a common configuration.
    Type: Application
    Filed: July 21, 2010
    Publication date: March 31, 2011
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young Jin Cho, Sang Geun Choi, Jae Seung Lee
  • Publication number: 20100037631
    Abstract: Disclosed herein are an ice maker and method including an ice container to store ice, and a refrigerator having the same. The ice maker includes an ice making unit that receives water and produces ice from the water, a first ice container that receives the ice separated from the ice making unit, and an ice forwarding unit disposed at one side of the first ice container to guide the ice to be discharged to the outside.
    Type: Application
    Filed: August 10, 2009
    Publication date: February 18, 2010
    Inventors: Sang Geun CHOI, Jae Seung Lee, Jae Koog An, Nam Seok Seo, Hyoung Min Go, Young Jin Cho
  • Publication number: 20070222913
    Abstract: A web pad includes an LCD module having an LCD and a touch screen; a main board driving the LCD module; a case unit containing the LCD module and the main board therein; fixing bosses formed on the case unit fixing the LCD module; nuts, each of which is inserted into a corresponding fixing boss, providing reinforcement of the fixing bosses preventing damage to the fixing bosses due to impact; and screws connecting the LCD module to the nuts. The web pad prevents damage to internal components, including the LCD panel installed in the web pad, due to breakage of the fixing bosses from external impact.
    Type: Application
    Filed: January 26, 2007
    Publication date: September 27, 2007
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang Geun Choi, Tae Ho Joo, Jong Hoon Oh, Hyoung Min Go
  • Publication number: 20070056303
    Abstract: A refrigerator including a main body forming a storage compartment to have an opening part in a front side thereof, and a door opening/closing the opening part and including an outer door plate and an inner door plate distanced each other to form a foaming space therebetween, includes a display unit displaying an image, a display accommodating part formed in the door to accommodate the display unit, and a radiating part interposed between the display unit and the outer door plate to contact therewith respectively, and transferring heat generated from the display unit to the outer door plate. Thus, the refrigerator efficiently radiates heat of a display unit.
    Type: Application
    Filed: September 13, 2006
    Publication date: March 15, 2007
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sang-geun Choi, Tae-ho Joo, Jong-hoon Oh