Patents by Inventor Chung-Hee Ryu

Chung-Hee Ryu 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: 9997683
    Abstract: A light emitting device package is provided. The light emitting device package may include a frame, a first lead frame spaced apart from the frame, a second lead frame spaced apart from the frame, a body coupled to the frame and the first and second lead frames and having a first cavity, and a plurality of light emitting devices on the frame exposed through the first cavity. The body may include a reflective part provided inside the first cavity to surround at least one of the light emitting devices, thereby improving light extraction efficiency.
    Type: Grant
    Filed: March 23, 2017
    Date of Patent: June 12, 2018
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Chung Hee Ryu, Bong Kul Min, Won Jin Son, Won Bong Lee
  • Publication number: 20170279015
    Abstract: A light emitting device package is provided. The light emitting device package may include a frame, a first lead frame spaced apart from the frame, a second lead frame spaced apart from the frame, a body coupled to the frame and the first and second lead frames and having a first cavity, and a plurality of light emitting devices on the frame exposed through the first cavity. The body may include a reflective part provided inside the first cavity to surround at least one of the light emitting devices, thereby improving light extraction efficiency.
    Type: Application
    Filed: March 23, 2017
    Publication date: September 28, 2017
    Inventors: Chung Hee RYU, Bong Kul MIN, Won Jin SON, Won Bong LEE
  • Publication number: 20140232549
    Abstract: An integrated terminal for an advanced metering infrastructure (AMI) system based on a home network for a smart grid and a method of controlling the same are disclosed. The integrated terminal is connected between an upper system 10 of an AMI system and a plurality of home appliances 36, respectively, within a home as a power consumer by a predetermined communication unit. The integrated terminal includes a communication module between upper systems serving as an interface for communication with an upper systems 10, a communication module between home appliances 36 serving as an interface for communication with the plurality of home appliances, and a display unit which displays the information received from the upper systems by the communication module between the upper systems, and displays information received from each home appliance by the communication module between the home appliances.
    Type: Application
    Filed: November 1, 2012
    Publication date: August 21, 2014
    Applicant: WOOAM, INC
    Inventors: Bok-Deok SHIN, Chung-Hee Ryu, Young-Jin PARK, Sung-Je WOO, Ki-Sung KIM, Sang-Woo PARK