Patents by Inventor Cheoljun PARK

Cheoljun PARK 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: 10465970
    Abstract: A refrigerator includes a cabinet, a front panel door part, a drawer part, a driving device located in the front panel door part, and an elevation device located in the drawer part. The elevation device includes a lifting assembly including rods that elevate an object in the drawer part relative to the drawer part. The driving device includes a motor assembly that provides power to the elevation device, a screw assembly connected to the motor assembly, a guide member disposed at a side of the screw assembly and configured to guide movement of a rotation gear of the screw assembly, and a lever connected to the rotation gear and configured to, as the lever rotates about the lever rotation shaft based on the rotation gear moving along the guide member, apply force that causes the rods to rotate about rod rotation shafts to elevate the elevation device.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: November 5, 2019
    Assignee: LG Electronics Inc.
    Inventors: Daekil Kang, Cheoljun Park, Kwanghyun Choi
  • Patent number: 10393544
    Abstract: An electronic device and method utilizes an external sensor group to facilitate miniaturization the device and repair/replacement of external sensors. An interface connected to an external sensor package including at least one sensor. A processor that when the external sensor package is connected through the interface, determines from which group the external sensor package is included in among pre-configured groups and controls the performance of a function corresponding to the determined group.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: August 27, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dohyoung Chung, Jeongmin Park, Donghwan Bae, Jungwon Suh, Cheoljun Lee, Jeongho Cho, Kyonggon Choi, Jiwoong Oh
  • Publication number: 20190234683
    Abstract: Provided are a refrigerator and a control method thereof. The refrigerator is characterized by enabling at least a part of a refrigerator door to be selectively transparent by a user's operation, such that the user sees through an inside of the refrigerator while the refrigerator door is closed.
    Type: Application
    Filed: April 4, 2019
    Publication date: August 1, 2019
    Inventors: Hyungkyu PARK, Jongpil KIM, Cheoljun PARK
  • Publication number: 20190234682
    Abstract: Provided are a refrigerator and a control method thereof. The refrigerator is characterized by enabling at least a part of a refrigerator door to be selectively transparent by a user's operation, such that the user sees through an inside of the refrigerator while the refrigerator door is closed.
    Type: Application
    Filed: April 4, 2019
    Publication date: August 1, 2019
    Inventors: Hyungkyu PARK, Jongpil KIM, Cheoljun PARK
  • Patent number: 10295249
    Abstract: A refrigerator includes a cabinet, a door including a door frame with an opening, a panel assembly provided at the opening and configured to allow an inside of the refrigerator to be seen through the panel assembly from an outside of the refrigerator, a knock detection device configured to detect a user's knocking operation on the panel assembly, and a lighting unit provided inside the refrigerator and configured to turn on or off based on a signal of the knock detection device while the door is closed. The panel assembly includes a front panel, an insulation panel spaced apart from a rear surface of the front panel, and a spacer bar provided between the front panel and the insulation panel. An insulation space is defined between the front panel and the insulation panel, and the knock detection device is provided outside the insulation space.
    Type: Grant
    Filed: December 1, 2016
    Date of Patent: May 21, 2019
    Assignee: LG Electronics Inc.
    Inventors: Hyungkyu Park, Jongpil Kim, Cheoljun Park
  • Publication number: 20180292127
    Abstract: Provided are a refrigerator and a control method thereof. The refrigerator is characterized by enabling at least a part of a refrigerator door to be selectively transparent by a user's operation, such that the user sees through an inside of the refrigerator while the refrigerator door is closed.
    Type: Application
    Filed: December 1, 2016
    Publication date: October 11, 2018
    Inventors: Hyungkyu PARK, Jongpil KIM, Cheoljun PARK