Patents by Inventor Dong Heon Han

Dong Heon Han 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: 11668311
    Abstract: Blowers with variable nozzles are provided. A blower includes a fan, and a main body housing the fan, the main body defining an airflow path extending between an inlet end and an outlet end. A blower further includes a variable nozzle disposed at the outlet end. The variable nozzle includes an attachment collar, the attachment collar comprising a body defining an exterior surface and an interior surface and extending along a longitudinal axis. The variable nozzle further includes a plurality of air control bodies, each of the plurality of air control bodies movably connected to the attachment collar and comprising an air control surface and an extension rod. The variable nozzle further includes an adjustment collar, the adjustment collar disposed around the attachment collar and defining a plurality of adjustment channels, wherein each of the plurality of extension rods is disposed in one of the plurality of adjustment channels.
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: June 6, 2023
    Assignee: Techtronic Cordless GP
    Inventors: Hang Man Cho, Michael Coltharp, Dong Heon Han, Peter Kaminski, Graham Langford, Peyton Lee
  • Publication number: 20230147771
    Abstract: Blowers with variable nozzles are provided. A blower includes a fan, and a main body housing the fan, the main body defining an airflow path extending between an inlet end and an outlet end. A blower further includes a variable nozzle disposed at the outlet end. The variable nozzle includes an attachment collar, the attachment collar comprising a body defining an exterior surface and an interior surface and extending along a longitudinal axis. The variable nozzle further includes a plurality of air control bodies, each of the plurality of air control bodies movably connected to the attachment collar and comprising an air control surface and an extension rod. The variable nozzle further includes an adjustment collar, the adjustment collar disposed around the attachment collar and defining a plurality of adjustment channels, wherein each of the plurality of extension rods is disposed in one of the plurality of adjustment channels.
    Type: Application
    Filed: November 5, 2021
    Publication date: May 11, 2023
    Inventors: Hang Man Cho, Michael Colthrap, Dong Heon Han, Peter Kaminski, Graham Langford, Peyton Lee
  • Patent number: 9858897
    Abstract: A display device includes at least one display panel and a display driver integrated circuit (DDI). The at least one display panel includes a first display region and a second display region. The DDI includes a first timing controller-embedded driver (TED) and a second TED. The first TED is configured to process a first image data to provide a first display data to the first display region and the second TED is configured to process a second image data to provide a second display data to the second display region. The first TED is configured to control display timings of the first display data and the second display data.
    Type: Grant
    Filed: December 1, 2015
    Date of Patent: January 2, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dong-Heon Han, Choong-Bin Kim, Kyoung-Hwan Kwon, Hyun-Sang Park
  • Publication number: 20160155421
    Abstract: A display device includes at least one display panel and a display driver integrated circuit (DDI). The at least one display panel includes a first display region and a second display region. The DDI includes a first timing controller-embedded driver (TED) and a second TED. The first TED is configured to process a first image data to provide a first display data to the first display region and the second TED is configured to process a second image data to provide a second display data to the second display region. The first TED is configured to control display timings of the first display data and the second display data.
    Type: Application
    Filed: December 1, 2015
    Publication date: June 2, 2016
    Inventors: Dong-Heon HAN, Choong-Bin KIM, Kyoung-Hwan KWON, Hyun-Sang PARK
  • Patent number: 6446864
    Abstract: Disclosed is a gaming table managing system and method thereof for determining the performance of dealers and also estimating the revenue for each gaming table. The system employs a wireless communications network and includes: an identification card; a table module having a plurality of service call buttons, a chip sensing mechanism and a card reader, for generating service call data, dealer-associated data and chip-associated data; a host computer for receiving the dealer-associated data and the chip-associated data and determining the performance of the dealer and estimating the revenue of the gaming facility, using received data; and a service call processing unit for receiving the service call data and displaying same on a screen.
    Type: Grant
    Filed: February 1, 2000
    Date of Patent: September 10, 2002
    Inventors: Jung Ryeol Kim, Dae Hyung Lee, Dong Sik Kim, Dong Heon Han