Patents by Inventor Dong Jin OH

Dong Jin OH 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: 11987022
    Abstract: A tile-type decorative flooring material includes a surface-processed layer, a clear layer, a design-print layer, an underlayer, and a micro-embossed plastic foam part having a plastic foam layer and an adhesive film layer with micro-embossing. The flooring material provides a significant improvement in terms of slippage between the product and the floor surface in a construction process not using an adhesive.
    Type: Grant
    Filed: January 28, 2021
    Date of Patent: May 21, 2024
    Assignees: DONGSHIN POLYMER CO., LTD., SHINKO KASEI CO., LTD.
    Inventor: Dong Jin Oh
  • Publication number: 20240164138
    Abstract: A novel compound for a capping layer, and an organic light-emitting device containing the same are disclosed.
    Type: Application
    Filed: December 29, 2023
    Publication date: May 16, 2024
    Inventors: Ho Wan HAM, Hyun Cheol AN, Hee Joo KIM, Dong Jun KIM, Ja Eun ANN, Dong Yuel KWON, Sung Kyu LEE, Tae Jin LEE, Bo Ra LEE, Yeong Rong PARK, Il Soo OH, Dae Woong LEE, Hyeon Jeong IM, Ill Hun CHO
  • Publication number: 20240120904
    Abstract: A semiconductor device includes an on-die resistor circuit comprising an on-die resistor, a calibration circuit configured to perform a calibration operation on the on-die resistor, and a calibration control circuit configured to control the calibration operation of the calibration circuit. The calibration circuit includes a current generating circuit configured to supply a calibration current to the on-die resistor and a comparing circuit configured to compare the magnitude of a first input signal that is generated by the calibration current and the on-die resistor with a magnitude of a second input signal that is generated by the calibration current and an external resistor.
    Type: Application
    Filed: February 15, 2023
    Publication date: April 11, 2024
    Applicant: SK hynix Inc.
    Inventors: Dong Seok KIM, Joo Won OH, Keun Jin CHANG
  • Patent number: 11955943
    Abstract: A semiconductor device includes an on-die resistor circuit comprising an on-die resistor, a calibration circuit configured to perform a calibration operation on the on-die resistor, and a calibration control circuit configured to control the calibration operation of the calibration circuit. The calibration circuit includes a current generating circuit configured to supply a calibration current to the on-die resistor and a comparing circuit configured to compare the magnitude of a first input signal that is generated by the calibration current and the on-die resistor with a magnitude of a second input signal that is generated by the calibration current and an external resistor.
    Type: Grant
    Filed: February 15, 2023
    Date of Patent: April 9, 2024
    Assignee: SK hynix Inc.
    Inventors: Dong Seok Kim, Joo Won Oh, Keun Jin Chang
  • Patent number: 11944661
    Abstract: The present invention provides a pharmaceutical composition for prevention or treatment of a stress disease and depression, the pharmaceutical composition be safely useable without toxicity and side effects by using an extract of leaves of Vaccinium bracteatum Thunb., which is natural resource of Korea, so that the reduction of manufacturing and production costs and the import substitution and export effects can be expected through the replacement of a raw material for preparation with a plant inhabiting in nature.
    Type: Grant
    Filed: February 7, 2018
    Date of Patent: April 2, 2024
    Assignee: JEONNAM BIOINDUSTRY FOUNDATION
    Inventors: Chul Yung Choi, Dool Ri Oh, Yu Jin Kim, Eun Jin Choi, Hyun Mi Lee, Dong Hyuck Bae, Kyo Nyeo Oh, Myung-A Jung, Ji Ae Hong, Kwang Su Kim, Hu Won Kang, Jae Yong Kim, Sang O Pan, Sung Yoon Park, Rack Seon Seong
  • Publication number: 20240100340
    Abstract: Provided is a device for relieving headache and pain caused by temporomandibular joint disorders may include: a body having a neck band surroundingly worn on a user's neck, first connectors extending forwardly from both ends of the neck band by first set lengths, and second connectors extending upwardly from front ends of the first connectors by second set lengths; first low frequency electrostimulators disposed on the second connectors and coming into close contact with the temporalis muscles, when the body is worn on the user's head, to apply low frequencies to the temporalis muscles; and second low frequency electrostimulators disposed on the connected portions between the first connectors and the second connectors and coming into close contact with the masseter muscles, when the body is worn on the user's head, to apply low frequencies to the masseter muscles.
    Type: Application
    Filed: December 8, 2023
    Publication date: March 28, 2024
    Inventors: Tae Hun KIM, Won Sik BAE, Jae Hyeong OH, Dong Jin YOU
  • Patent number: 11846430
    Abstract: A steam cooker includes a main body which includes an upper wall, a lower wall, side walls, and a rear wall, a cavity formed by the upper wall, the lower wall, side walls and the rear wall, a steam generator to generate steam, and a supply pipe to connect the steam generator and the cavity to supply the generated steam into the cavity. The supply pipe includes a first supply pipe which includes a first end connected to the steam generator and a second end, and a second supply pipe includes a first end connected to the upper wall of the cavity and a second end to be connected to the second end of the first supply pipe, and includes a condensation water guide portion formed to be inclined to prevent condensation water generated therein from being introduced into the cavity when the generated steam is supplied into the cavity.
    Type: Grant
    Filed: September 7, 2021
    Date of Patent: December 19, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Geun Yong Park, Se Hun Lee, Dong Jin Oh, Pung Yeun Cho
  • Patent number: 11731403
    Abstract: A sound insulation flooring material according to the present invention in which a heat resistance, sound insulation, and adhesion are improved is implemented by sequentially stacking a plurality of layers, a first balance layer, a second balance layer, a primer layer, a PE foam layer, and a PE release paper layer. In this case, the primer layer includes a first composition, a second composition, and a curing agent, and the first composition includes a resin, propanol, 1-methoxy-2-propanol, propyl acetate, isopropanol, butanone, and water.
    Type: Grant
    Filed: August 12, 2019
    Date of Patent: August 22, 2023
    Assignees: DONGSHIN POLYMER CO., LTD., SHINKO KASEI CO., LTD
    Inventor: Dong Jin Oh
  • Publication number: 20220371307
    Abstract: A tile-type decorative flooring material includes a surface-processed layer, a clear layer, a design-print layer, an underlayer, and a micro-embossed plastic foam part having a plastic foam layer and an adhesive film layer with micro-embossing. The flooring material provides a significant improvement in terms of slippage between the product and the floor surface in a construction process not using an adhesive.
    Type: Application
    Filed: January 28, 2021
    Publication date: November 24, 2022
    Inventor: Dong Jin OH
  • Publication number: 20210396395
    Abstract: A steam cooker includes a main body which includes an upper wall, a lower wall, side walls, and a rear wall, a cavity formed by the upper wall, the lower wall, side walls and the rear wall, a steam generator to generate steam, and a supply pipe to connect the steam generator and the cavity to supply the generated steam into the cavity. The supply pipe includes a first supply pipe which includes a first end connected to the steam generator and a second end, and a second supply pipe includes a first end connected to the upper wall of the cavity and a second end to be connected to the second end of the first supply pipe, and includes a condensation water guide portion formed to be inclined to prevent condensation water generated therein from being introduced into the cavity when the generated steam is supplied into the cavity.
    Type: Application
    Filed: September 7, 2021
    Publication date: December 23, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Geun Yong PARK, Se Hun LEE, Dong Jin OH, Pung Yeun CHO
  • Patent number: 11149962
    Abstract: A steam cooker having a main body, a cavity provided inside the main body, a steam generator provided to generate steam, a supply pipe connecting the steam generator to the cavity to supply steam into the cavity, a discharge pipe arranged to discharge the steam inside the cavity to the outside of the cavity, a discharge nozzle coupled to an end of the discharge pipe, and a cooling fan provided between the cavity and the main body to cool the cavity, and wherein the discharge nozzle is disposed adjacent to the bottom of the cooling fan such that steam discharged through the discharge nozzle is guided downward between the cavity and the main body by the cooling fan. The steam cooker can prevent the condensation water from falling down on the lower part of the main body.
    Type: Grant
    Filed: May 25, 2018
    Date of Patent: October 19, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Geun Yong Park, Se Hun Lee, Dong Jin Oh, Pung Yeun Cho
  • Publication number: 20210114355
    Abstract: A sound insulation flooring material according to the present invention in which a heat resistance, sound insulation, and adhesion are improved is implemented by sequentially stacking a plurality of layers, a first balance layer, a second balance layer, a primer layer, a PE foam layer, and a PE release paper layer. In this case, the primer layer includes a first composition, a second composition, and a curing agent, and the first composition includes a resin, propanol, 1-methoxy-2-propanol, propyl acetate, isopropanol, butanone, and water.
    Type: Application
    Filed: August 12, 2019
    Publication date: April 22, 2021
    Inventor: Dong Jin OH
  • Patent number: 10961755
    Abstract: An oven having an improved hinge structure of a door, which is capable of preventing deformation of the door and opening a part of a plurality of cooking chambers is provided. The oven includes a main body, a cooking chamber provided inside of the main body, a first door rotatably coupled to the main body by a first hinge unit to open or close the cooking chamber, the first door including a door frame having an opening, at least one reinforcing unit coupled to the door frame, and configured to prevent deformation of the first door, a second door rotatably coupled to the first door, and configured to open or close the opening, and a second hinge unit configured to enable the second door to be rotatably coupled to the first door, and including a hinge shaft positioned behind a front surface of the first door.
    Type: Grant
    Filed: August 17, 2018
    Date of Patent: March 30, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dong Jin Oh, Eun-Oh Kim, Tae Youl Lee, Geun Yong Park
  • Patent number: 10557636
    Abstract: Disclosed herein is an oven having guide rails. The oven includes a coking compartment, a shelf member disposed at an inside the cooking compartment and provided such that food substance is mounted, a plurality of guide rails installed such that the shelf member is withdrawn from the cooking compartment, and a fixing wire installed as to connect the plurality of guide rails and having a plurality of contact units configured to make contact with the plurality of guide rails, respectively, and the at least one contact unit is formed while provided with a step. The left and right movements of guide rails may be able to be stabilized by use of the fixing wire stably coupled to the guide rails.
    Type: Grant
    Filed: March 27, 2015
    Date of Patent: February 11, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong Jin Oh, Cheol Eun Choi
  • Publication number: 20190063130
    Abstract: An oven having an improved hinge structure of a door, which is capable of preventing deformation of the door and opening a part of a plurality of cooking chambers is provided. The oven includes a main body, a cooking chamber provided inside of the main body, a first door rotatably coupled to the main body by a first hinge unit to open or close the cooking chamber, the first door including a door frame having an opening, at least one reinforcing unit coupled to the door frame, and configured to prevent deformation of the first door, a second door rotatably coupled to the first door, and configured to open or close the opening, and a second hinge unit configured to enable the second door to be rotatably coupled to the first door, and including a hinge shaft positioned behind a front surface of the first door.
    Type: Application
    Filed: August 17, 2018
    Publication date: February 28, 2019
    Inventors: Dong Jin OH, Eun-Oh KIM, Tae Youl LEE, Geun Yong PARK
  • Publication number: 20180340695
    Abstract: A steam cooker having a main body, a cavity provided inside the main body, a steam generator provided to generate steam, a supply pipe connecting the steam generator to the cavity to supply steam into the cavity, a discharge pipe arranged to discharge the steam inside the cavity to the outside of the cavity, a discharge nozzle coupled to an end of the discharge pipe, and a cooling fan provided between the cavity and the main body to cool the cavity, and wherein the discharge nozzle is disposed adjacent to the bottom of the cooling fan such that steam discharged through the discharge nozzle is guided downward between the cavity and the main body by the cooling fan. The steam cooker can prevent the condensation water from falling down on the lower part of the main body.
    Type: Application
    Filed: May 25, 2018
    Publication date: November 29, 2018
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Geun Yong PARK, Se Hun LEE, Dong Jin OH, Pung Yeun CHO
  • Patent number: 9784457
    Abstract: A display device is provided. The display device includes a transparent display panel; and an optical switching element arranged on the transparent display panel and configured to be switched into any of transmissive state, non-transmissive state, and reflective state, wherein the optical switching element includes a non-transmission layer formed to contact the transparent display panel and switched into transmissive state or non-transmissive state, and a reflection layer formed on one side of the non-transmission layer and switched into transmissive state or reflective state.
    Type: Grant
    Filed: July 23, 2015
    Date of Patent: October 10, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong Jin Oh, Dong Ho Lee, Hye Rin Kim, Sang Hyun Yeo
  • Patent number: 9748912
    Abstract: Provided is a Radio Frequency (RF) communication apparatus and a method for detecting power. The RF communication apparatus includes a receiver that receives a segment value indicating one of multiple transmission output power ranges, a power detector that detects a strength of an RF transmission signal in an output power range corresponding to the segment value, and a transmitter that transmits the strength of the detected RF transmission signal. The power detector includes a feedback unit that receives the fed-back RF transmission signal, an RF core unit that generates a Root Mean Square (RMS) of the RF transmission signal, and a converter that converts a current signal corresponding to the RMS of the RF transmission signal into a voltage signal, and converts the converted voltage signal from a differential signal to a single signal.
    Type: Grant
    Filed: July 23, 2015
    Date of Patent: August 29, 2017
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Jae-Won Choi, Seong-Sik Myoung, Jong-Soo Lee, Dae-Hyun Kwon, Bui Quang Diep, Jae-Hun Lee, Dong-Jin Oh
  • Patent number: D1023058
    Type: Grant
    Filed: April 28, 2023
    Date of Patent: April 16, 2024
    Inventors: Se Hoon Oh, Jong Min Kim, Dong Jin Hyun, Seok Young Youn
  • Patent number: D1023059
    Type: Grant
    Filed: April 28, 2023
    Date of Patent: April 16, 2024
    Inventors: Se Hoon Oh, Jong Min Kim, Dong Jin Hyun, Seok Young Youn