Patents Assigned to CHEMTRONICS CO., LTD.
  • Publication number: 20260132301
    Abstract: Provided is an ink composition including a base resin, a photo initiator and a mill base including a pigment, a dispersant, and a (meth)acrylate monomer. The (meth)acrylate monomer includes a first monomer having a first viscosity, and a second monomer having a second viscosity greater than the first viscosity, and thus the ink composition may have excellent dispersibility, storage stability, and processibility.
    Type: Application
    Filed: August 25, 2025
    Publication date: May 14, 2026
    Applicants: Samsung Display Co., Ltd., Chemtronics Co., Ltd.
    Inventors: Yiseop Shim, Younhoe Kim, Seungyun Baik, Taejun Kim, Haebong Yi, Su Jeong Kim, Yun-Hee Park, Duckjong Suh, Donggeun Shin, Hyebeom Shin, Hyunseung Lee, Kyuwon Cho
  • Publication number: 20260050296
    Abstract: The present disclosure relates to a curved display device having a planar portion and a curved portion, and having separate display panels for the planar portion and the curved portion while the display technology of the display panel for the planar portion and the display technology of the display panel for the curved portion are different.
    Type: Application
    Filed: October 27, 2025
    Publication date: February 19, 2026
    Applicant: Chemtronics Co., Ltd.
    Inventors: Hyojun JEONG, Sungjae YOO, Seongdeok HAN
  • Publication number: 20250091941
    Abstract: Disclosed is a method of manufacturing a substrate, the method including attaching a protective film having an adhesive layer formed on one surface thereof onto the substrate, providing an etchant onto the substrate to which the protective film is attached, forming a first flat part, an inclined part, and a second flat part by peeling off an end of the protective film and by changing a reaction surface area between the etchant and the substrate, and removing the protective film.
    Type: Application
    Filed: August 29, 2024
    Publication date: March 20, 2025
    Applicant: Chemtronics Co., Ltd.
    Inventors: Jaesung PARK, Minsoo KIM, Mina SHIN, Heoncheol SHIN
  • Patent number: 11915591
    Abstract: A vehicle collision avoidance method includes receiving host vehicle driving information, receiving remote vehicle driving information, generating a host vehicle position function and a remote vehicle position function, setting a transformation coordinate system, calculating a rotation angle, transforming the host vehicle position function and the remote vehicle position function to a transformed host vehicle position function and a transformed remote vehicle position function, respectively, using the rotation angle, determining a collision possibility between the host vehicle and the remote vehicle using the transformed host vehicle position function and the transformed remote vehicle position function, and controlling the host vehicle depending on the collision possibility.
    Type: Grant
    Filed: January 16, 2019
    Date of Patent: February 27, 2024
    Assignee: CHEMTRONICS CO., LTD.
    Inventors: Jin Cha, Seung Hyun Jang, Tae Jeong Jeong
  • Publication number: 20210272460
    Abstract: A vehicle collision avoidance method includes receiving host vehicle driving information, receiving remote vehicle driving information, generating a host vehicle position function and a remote vehicle position function, setting a transformation coordinate system, calculating a rotation angle, transforming the host vehicle position function and the remote vehicle position function to a transformed host vehicle position function and a transformed remote vehicle position function, respectively, using the rotation angle, determining a collision possibility between the host vehicle and the remote vehicle using the transformed host vehicle position function and the transformed remote vehicle position function, and controlling the host vehicle depending on the collision possibility.
    Type: Application
    Filed: January 16, 2019
    Publication date: September 2, 2021
    Applicant: Chemtronics Co., Ltd.
    Inventors: Jin CHA, Seung Hyun JANG, Tae Jeong JEONG
  • Publication number: 20200348192
    Abstract: A pressure switch device is disclosed. The pressure switch device includes a substrate formed of a flexible material, provided with a hole perforated therethrough, and including a rib extending from an inner circumference of the hole and being bendable toward a sensor disposed adjacent thereto by an external force, a contact portion disposed on the rib and forming a contact point with the sensor by the external force, a holder unit fixed to the substrate to be disposed on a peripheral area of the hole and an upper end of the rib, and a piezoelectric sensor disposed between the substrate and the holder unit, supported by the holder unit, and having a disc shape. A printed circuit board includes the pressure switch device.
    Type: Application
    Filed: November 6, 2018
    Publication date: November 5, 2020
    Applicant: Chemtronics Co., Ltd.
    Inventors: Yong-Un PARK, Jae Min JUNG
  • Publication number: 20200227942
    Abstract: A wireless charger includes a main body provided with an inner space defined therein and including a supporter, a circuit part disposed on the supporter, and a coil part disposed on the circuit part and supplying a power to an external object to be charged. The main body includes a first supporting member protruding from one surface of the supporter of the main body and supporting the coil part such that the circuit part and the coil part are spaced apart from each other.
    Type: Application
    Filed: January 2, 2020
    Publication date: July 16, 2020
    Applicant: Chemtronics Co., Ltd.
    Inventors: Jae Min JUNG, Joon Hoo LEE
  • Patent number: 9576189
    Abstract: Provided is a vehicle control apparatus including an image obtaining part that obtains an image of outside of a vehicle; a face recognizing part that finds and tracks a face of a person from an image obtained by the image obtaining part based on feature elements human faces and extracts feature information regarding a face of a person; a face authenticating part that compares the feature information extracted by the face recognizing part to feature information regarding faces of persons registered in advance and, if a difference therebetween is less than or equal to a critical value, authenticates that the recognized face as a registered face; the motion recognizing part that, when authentication is completed by the face authenticating part, recognizes a motion; and a control part that recognizes a motion of a face-recognized and face-authenticated person and performs a set function.
    Type: Grant
    Filed: August 26, 2015
    Date of Patent: February 21, 2017
    Assignee: CHEMTRONICS CO., LTD.
    Inventors: Yong-Je Lim, See-Wook Kim
  • Patent number: 9013447
    Abstract: Disclosed are an electrostatic capacity change sensing method and apparatus, and a recording medium in which a program executing the method is recorded, a touch sensing method and apparatus, and a recording medium in which a program executing the method is recorded. The electrostatic capacity change sensing method and apparatus are capable of sensing the change in the electrostatic capacity without using the sensing frequency. The touch sensing method and apparatus are capable of sensing touch without using the sensing frequency.
    Type: Grant
    Filed: July 4, 2011
    Date of Patent: April 21, 2015
    Assignee: Chemtronics Co., Ltd.
    Inventor: Ki-Hang Kim
  • Patent number: 8789414
    Abstract: There is provided a level sensing apparatus detecting the level of a detected material, the apparatus including: a circuit board; a first electrode and a second electrode having different dimensions, which are formed on one surface and the other surface of the circuit board; a first dielectric layer and a second dielectric layer having different thicknesses, which are formed on the first electrode and the second electrode; and a judgment unit electrically connected with the first electrode and the second electrode through the circuit board to judge the level of the detected material by using capacitances detected from the first electrode and the second electrode. According to the present invention, it is possible to accurately sense a level without being influenced by surrounding circumstances such as temperature, and the like.
    Type: Grant
    Filed: May 28, 2009
    Date of Patent: July 29, 2014
    Assignee: Chemtronics Co., Ltd.
    Inventor: Young-Un Park
  • Publication number: 20130113756
    Abstract: Disclosed are an electrostatic capacity change sensing method and apparatus, and a recording medium in which a program executing the method is recorded, a touch sensing method and apparatus, and a recording medium in which a program executing the method is recorded. The electrostatic capacity change sensing method and apparatus are capable of sensing the change in the electrostatic capacity without using the sensing frequency. The touch sensing method and apparatus are capable of sensing touch without using the sensing frequency.
    Type: Application
    Filed: July 4, 2011
    Publication date: May 9, 2013
    Applicant: CHEMTRONICS CO., LTD.
    Inventor: Ki-Hang Kim