Patents by Inventor Jung-Hwan Park

Jung-Hwan 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: 11243678
    Abstract: Image panning method is disclosed. Embodiments provide a method performed by a device for placing a second object on a first object on screen, including moving the first object on screen, responsive to a drag moving the second object over the first object in a first direction, in a second direction opposite to the first direction, and placing the second object at end position of the drag in the first object, when the drag is terminated for the second object. The method allows a drag for moving the second object to a vicinity of an end of the first object or to an outside area of the first object beyond the end of the first object.
    Type: Grant
    Filed: December 28, 2018
    Date of Patent: February 8, 2022
    Assignee: PJ FACTORY CO., LTD.
    Inventors: Jung Hwan Park, Hee Kyung Kang, Bon Sung Koo
  • Publication number: 20220037594
    Abstract: Provided is the compound represented by Formula 1, an organic electric element including a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, and electronic device thereof, and by including the compound represented by Formula 1 and compound represented by Formula 2 in the organic material layer, the driving voltage of the organic electric element can be lowered, and the luminous efficiency and life time of the organic electric element can be improved.
    Type: Application
    Filed: November 19, 2019
    Publication date: February 3, 2022
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Yun Suk LEE, Nam Geol LEE, Jung Hwan PARK, Bum Sung LEE
  • Publication number: 20220029104
    Abstract: Provided is the compound represented by Formula 1, an organic electric element including a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, and electronic device thereof, and by comprising the compound represented by Formula 1 and compound represented by Formula 2 in the organic material layer, the driving voltage of the organic electronic element can be lowered, and the luminous efficiency and life time of the organic electronic element can be improved.
    Type: Application
    Filed: November 18, 2019
    Publication date: January 27, 2022
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Yun Suk LEE, Jong Gwang PARK, Min Ji JO, Jung Hwan PARK, Bum Sung LEE
  • Patent number: 11205755
    Abstract: Provided are an organic electric element and an electronic device thereof, the element using a mixture of a compound, of the present invention, as a phosphorescent host material such that high light-emitting efficiency and a low driving voltage of the organic electronic element can be achieved, and the duration of the element can be greatly improved.
    Type: Grant
    Filed: July 13, 2017
    Date of Patent: December 21, 2021
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Mun Jae Lee, Soung Yun Mun, Jae Taek Kwon, Dae Sung Kim, Moo Jin Park, Sun Pil Hwang, Seul Gi Kim, Ho Young Jung, Bum Sung Lee, Won Sam Kim, Yun Suk Lee, Jung Hwan Park, Sun Hee Lee
  • Publication number: 20210352268
    Abstract: A method is provided for displaying a multi-depth image in which one or more images are inserted into a main image in a tree structure and one or more objects are mapped to at least some of the one or more images. The method comprises generating at least one content tree from the tree structure of the multi-depth image; and configuring a display area corresponding to each of the at least one content tree. The display area includes a first area for displaying an image corresponding to each node of the content tree, and a second area for displaying an object corresponding to each node of the content tree or a playback user interface (UI) of the object. The first area and the second area respectively display the image and the object mapped thereto or the playback UI in synchronization with each other.
    Type: Application
    Filed: September 26, 2019
    Publication date: November 11, 2021
    Applicant: PJ FACTORY CO., LTD.
    Inventors: Jung Hwan PARK, Jong Hyun LEE
  • Publication number: 20210300888
    Abstract: Disclosed is a compound represented by chemical formula (1). In addition, disclosed is an organic electronic element comprising: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, wherein the organic layer contains the compound represented by chemical formula (1). Light-emitting efficiency, stability and lifespan may be enhanced when the compound represented by chemical formula (1) is contained in the organic layer.
    Type: Application
    Filed: September 15, 2017
    Publication date: September 30, 2021
    Applicant: DUK SAN NEOLUX CO., LTD
    Inventors: Hyoung Keun PARK, Yun Suk LEE, Ki Ho SO, Jong Gwang PARK, Yeon Seok JEONG, Jung Hwan PARK, Sun Hee LEE, Jung Wook LEE
  • Publication number: 20210302598
    Abstract: The present invention relates to a method for measuring radioactivity of radioactive waste, the method comprising an adsorption step (A) of selectively adsorbing a radioactive substance comprising at least one from among radioactive iodine and radioactive cesium from radioactive waste containing radioactive substances on an adsorption member for adsorbing a radioactive substance, and a measurement step (B) of measuring radioactivity of the radioactive substance.
    Type: Application
    Filed: March 23, 2021
    Publication date: September 30, 2021
    Inventors: Sang Eun BAE, Jung Hwan PARK, Jun Hyuck KIM, Hwa Kyeung JEONG, Byung Man KANG, Tae Hong PARK, Sang Ho LIM, Kun Ho CHUNG
  • Patent number: 11133471
    Abstract: Disclosed is a compound represented by chemical formula (1). In addition, disclosed is an organic electronic element comprising: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, wherein the organic layer contains the compound represented by chemical formula (1). Light-emitting efficiency, stability and lifespan may be enhanced when the compound represented by chemical formula (1) is contained in the organic layer.
    Type: Grant
    Filed: September 18, 2017
    Date of Patent: September 28, 2021
    Inventors: Hyoung Keun Park, Yun Suk Lee, Ki Ho So, Jong Gwang Park, Yeon Seok Jeong, Jung Hwan Park, Sun Hee Lee, Hak Young Lee
  • Patent number: 11118260
    Abstract: The present invention relates to a zirconium alloy cladding with improved oxidation resistance at a high temperature and a method of manufacturing the same. More particularly, the zirconium alloy cladding includes a zirconium alloy cladding; and a Cr—Al thin film coated on the cladding, wherein the thin film is deposited through arc ion plating and the content of Al in the thin film is 5% by weight to 20% by weight.
    Type: Grant
    Filed: November 14, 2018
    Date of Patent: September 14, 2021
    Assignee: KOREA ATOMIC ENERGY RESEARCH INSTITUTE
    Inventors: Jung Hwan Park, Hyun Gil Kim, Yang Il Jung, Dong Jun Park, Byoung Kwon Choi, Young Ho Lee, Jae Ho Yang
  • Publication number: 20210257558
    Abstract: The present invention provides a compound that can increase the light-emitting efficiency, reduce the driving voltage, and improve the durability of an element, an organic electronic element using the same, and an electronic device thereof.
    Type: Application
    Filed: March 31, 2021
    Publication date: August 19, 2021
    Applicant: DUK SAN NEOLUX CO., LTD
    Inventors: Jeong Keun PARK, Hye Ryeong KIM, Ho Young JUNG, Jung Hwan PARK, Sun Hee LEE, Gyu Min LEE, Sun Pil HWANG, Seok Hyun KIM
  • Publication number: 20210242408
    Abstract: Provided is a novel compound capable of improving the luminous efficiency, stability and life span of a device, an organic electric element using the same, and an electronic device thereof.
    Type: Application
    Filed: April 17, 2021
    Publication date: August 5, 2021
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Hyoung Keun PARK, Yun Suk LEE, Ki Ho SO, Jong Gwang PARK, Yeon Seok JEONG, Jung Hwan PARK, Sun Hee LEE, Hak young LEE
  • Publication number: 20210226131
    Abstract: Disclosed is a compound represented by chemical formula (1). In addition, disclosed is an organic electronic element comprising: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, wherein the organic layer contains the compound represented by chemical formula (1). Light-emitting efficiency, stability and lifespan may be enhanced when the compound represented by chemical formula (1) is contained in the organic layer.
    Type: Application
    Filed: March 31, 2021
    Publication date: July 22, 2021
    Applicant: DUK SAN NEOLUX CO., LTD
    Inventors: Hyoung Keun PARK, Yun Suk LEE, Ki Ho SO, Jong Gwang PARK, Yeon Seok JEONG, Jung Hwan PARK, Sun Hee LEE, Hak Young LEE
  • Publication number: 20210171510
    Abstract: The present invention provides the compound represented by Formula 1, an organic electric element comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, and electronic device thereof, and by comprising the compound represented by Formula 1 in the organic material layer, the driving voltage of the organic electric element can be lowered, and the luminous efficiency and life time of the organic electric element can be improved.
    Type: Application
    Filed: October 12, 2018
    Publication date: June 10, 2021
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Hyoung Keun PARK, Won Sam KIM, Jung Hwan PARK, Hak Young LEE, Min Ji JO
  • Patent number: 11032901
    Abstract: Provided is a printed circuit board including: a first flexible insulating layer; a first rigid insulating layer stacked on a first portion of the first flexible insulating layer; and an electronic element embedded in the first flexible insulating layer in stacked formation with the rigid insulating layer.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: June 8, 2021
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventor: Jung-Hwan Park
  • Patent number: 11024810
    Abstract: Provided are an organic electronic element and an electronic device thereof, comprising a mixture of a compound of Formula 1 as a phosphorescent host material and thereby achieving high light-emitting efficiency, low driving voltage and improved lifespan.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: June 1, 2021
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Won Sam Kim, Sun Hee Lee, Soung Yun Mun, Hwa Soon Jung, Jung Hwan Park, Sun Pil Hwang, Bum Sung Lee
  • Patent number: 10998502
    Abstract: Provided are a compound capable of improving the luminous efficiency, stability and life span of a device, an organic electric element using the same, and an electronic device thereof.
    Type: Grant
    Filed: June 21, 2017
    Date of Patent: May 4, 2021
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Hyoung Keun Park, Yun Suk Lee, Ki Ho So, Jong Gwang Park, Yeon Seok Jeong, Jung Hwan Park, Sun Hee Lee, Hak young Lee
  • Publication number: 20210121673
    Abstract: Disclosed is a microneedle including: a needle part including a plurality of tips formed from a liquid formulation formed with a medicinal solution and capable of penetrating the skin; and a base for supporting the plurality of tips; and a guide part configured to guide the needle part to penetrate the skin, wherein the needle part is provided with separation guides formed between the tips and the base to separate the tips from the base. According to such a configuration, the tips rapidly penetrate the skin and are rapidly separated therefrom, which allows quantitative drug delivery.
    Type: Application
    Filed: November 7, 2018
    Publication date: April 29, 2021
    Applicant: Gachon University of Industry-Academic Cooperation Foundation
    Inventors: Jung Hwan PARK, Won Jun LEE, Ji Seok KIM, Hye Rin JEONG, Jee Hyun PARK
  • Patent number: 10980993
    Abstract: Disclosed are a microneedle, an apparatus for manufacturing a microneedle including a support part containing a medicinal solution for coating a microneedle, a controller for controlling the temperature of the medicinal solution contained in the support part, and a dryer for drying the medicinal solution coated on the microneedle, and a method of manufacturing the microneedle using the apparatus. According to the configuration, the temperature of the medicinal solution can be adjusted such that a viscosity suitable for coating with the medicinal solution is maintained, whereby the quality of a microneedle coated with the medicinal solution can be improved, and denaturation of active ingredients in the medicinal solution can be prevented, which causes stability increase.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: April 20, 2021
    Assignee: GACHON UNIVERSITY OF INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Jung Hwan Park, Hye Rin Jeong, Jee Hyun Park
  • Patent number: 10967164
    Abstract: Discloses is a method of manufacturing a micro-needle. The method includes a step of preparing a medicinal solution, a step of forming a plurality of tips with the medicinal solution, and a step of forming a cavity in each of the tips. In accordance with such a configuration, a micro-needle in which cavities are formed is provided, whereby it is possible to administer a fixed amount of medicine in a short time.
    Type: Grant
    Filed: March 2, 2017
    Date of Patent: April 6, 2021
    Assignee: GACHON UNIVERSITY OF INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Jung Hwan Park, Ji Yeon Kim, Jee Hyun Park, Won Jun Lee
  • Publication number: 20210098719
    Abstract: The present invention provides the compound represented by Formula 1, an organic electric element comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, and electronic device thereof, and by employing the compound represented by Formula 1 in the organic material layer, the driving voltage of the organic electric element can be lowered, and the luminous efficiency and life time of the electric element can be improved.
    Type: Application
    Filed: December 17, 2018
    Publication date: April 1, 2021
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Jong Gwang PARK, Yun Suk LEE, Jung Hwan PARK, Kyoung Chul KIM, Sun Hee LEE, Bum Sung LEE