Patents by Inventor Chun RYU

Chun 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: 11458807
    Abstract: The present invention relates to an air conditioner for a vehicle, which includes a cold air passageway and a warm air passageway, and two blowers disposed in the air passageways, thereby rapidly ventilating the interior of the vehicle using the two blowers.
    Type: Grant
    Filed: April 2, 2018
    Date of Patent: October 4, 2022
    Assignee: HANON SYSTEMS
    Inventors: Jae Chun Ryu, Dae Bok Keon, Yun Jin Kim, Jong Bo Won, Se Min Lee
  • Patent number: 11446981
    Abstract: Disclosed is a vehicle air conditioning device, which is an air conditioning device using an integrated heat pump system, and in which left and right independent air conditionings can be implemented in a simple structure such that the left and right air volumes may be automatically controlled, the ability to mix hot and cold air is improved, and sufficient space can be secured inside a vehicle.
    Type: Grant
    Filed: December 24, 2018
    Date of Patent: September 20, 2022
    Assignee: HANON SYSTEMS
    Inventors: Se Min Lee, Dae Bok Keon, Yun Jin Kim, Jae Chun Ryu, Yo Chan Min, Tae Yong Park, Sung Je Lee
  • Patent number: 11448437
    Abstract: The present invention relates to an air conditioner for a vehicle which includes an integrated heat pump system having an electronic part waste heat recovery device to enhance heating performance and which can cool a battery of an electric vehicle using refrigerant in a cooling mode. The air conditioner for a vehicle includes a refrigerant circulation system for performing cooling or heating of the interior of the vehicle by circulating refrigerant. The air conditioner further includes a first refrigerant pipe exchanging heat with a battery system of the vehicle in sequence to selectively exchange heat between refrigerant of the refrigerant circulation system and a coolant of the first coolant pipe.
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: September 20, 2022
    Assignee: HANON SYSTEMS
    Inventors: Jae Chun Ryu, Dae Bok Keon, Yun Jin Kim, Se Min Lee
  • Publication number: 20220073981
    Abstract: The present invention provides a biomarker for identifying the expression of an inflammatory-response-associated gene that specifically causes a change in expression due to exposure to 2-butanone, which is harmful and found in indoor environments, and an identification method using the same, and particularly an inflammatory-response-associated gene, the expression of which is increased or decreased by exposure to 2-butanone in a human bronchial epithelial cell line model (BEAS-2B), and a method of identifying exposure and predicting an inflammatory response using the same. The biomarker of the present invention includes specific genes selected through RNA sequencing, and thus can be useful in monitoring and determining the exposure to 2-butanone in the environment, and can be utilized as a tool predicting the mechanism of inflammatory response and toxicity caused by exposure to 2-butanone.
    Type: Application
    Filed: September 3, 2021
    Publication date: March 10, 2022
    Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Jae Chun RYU, Yoon CHO
  • Publication number: 20210278113
    Abstract: The present invention relates to an air conditioner for a vehicle which includes an integrated heat pump system having an electronic part waste heat recovery device to enhance heating performance and which can cool a battery of an electric vehicle using refrigerant in a cooling mode. The air conditioner for a vehicle includes a refrigerant circulation system for performing cooling or heating of the interior of the vehicle by circulating refrigerant. The air conditioner further includes a first refrigerant pipe exchanging heat with a battery system of the vehicle in sequence to selectively exchange heat between refrigerant of the refrigerant circulation system and a coolant of the first coolant pipe.
    Type: Application
    Filed: March 29, 2018
    Publication date: September 9, 2021
    Inventors: Jae Chun RYU, Dae Bok Keon, Yun Jin Kim, Se Min Lee
  • Patent number: 11052726
    Abstract: The present invention relates to an air conditioning system for a vehicle in which an air-conditioning module having an air-conditioning case and a blower unit is disposed at a side of an engine room relative to a dash panel, and a distribution duct having a defrost vent, a face vent, and a floor vent is disposed in the interior of a vehicle relative to the dash panel so as to distribute cold air and hot air discharged from the air-conditioning case into the interior of the vehicle, wherein the floor vent is placed on one side of an area, in which a relatively large amount of hot air flows, in a mixing chamber of the distribution duct where cold air and hot air are mixed, i.e. a side adjacent to the dash panel.
    Type: Grant
    Filed: January 6, 2017
    Date of Patent: July 6, 2021
    Assignee: HANON SYSTEMS
    Inventors: Jae Chun Ryu, Chui Hee Kim, Tae Yong Park, Yong Nam Ahn, Young Hum Han, Joong Man Han, Yun Jin Kim
  • Publication number: 20210197647
    Abstract: Disclosed is a vehicle air conditioning device, which is an air conditioning device using an integrated heat pump system, and in which left and right independent air conditionings can be implemented in a simple structure such that the left and right air volumes may be automatically controlled, the ability to mix hot and cold air is improved, and sufficient space can be secured inside a vehicle.
    Type: Application
    Filed: December 24, 2018
    Publication date: July 1, 2021
    Inventors: Se Min LEE, Dae Bok KEON, Yun Jin KIM, Jae Chun RYU, Yo Chan MIN, Tae Yong PARK, Sung Je LEE
  • Publication number: 20210178856
    Abstract: Disclosed herein is an air conditioner for a vehicle, which can select a blower with the maximum efficiency within a range of a targeted air discharge volume for indoor circulation and select a blower with the maximum efficiency within a range of a targeted air discharge volume for outdoor discharge. The air conditioner includes: an air-conditioning case having a first air passageway and a second air passageway; an evaporator disposed on the first air passageway or the second air passageway; a condenser disposed on the first air passageway or the second air passageway; a first blower arranged on an indoor circulation passage; and a second blower arranged on an outdoor discharge passage.
    Type: Application
    Filed: March 1, 2021
    Publication date: June 17, 2021
    Inventors: Jae Chun RYU, Dae Bok KEON, Yun Jin KIM, Se Min LEE
  • Publication number: 20210115509
    Abstract: Disclosed are a biomarker for identifying specific exposure to ketones, which are one of environmentally harmful substances that may be exposed in the indoor atmosphere environment, and a method for identifying exposure to ketones using the same. More specifically, disclosed are a biomarker composition and a kit for identifying specific exposure to ketones containing genes, the expression of which is increased or decreased specifically in human bronchial epithelial cell lines by exposure to five kinds of ketones including acetone, butanone, pentanone, hexanone and heptanone, and a method for identifying exposure to ketones using the same. Fast-throughput sequencing using a biomarker including a gene showing a changed expression pattern upon exposure to five types of ketones including acetone, butanone, pentanone, hexanone and heptanone is useful for rapidly and accurately monitoring and determining the contamination level of ketones in the environment.
    Type: Application
    Filed: December 4, 2019
    Publication date: April 22, 2021
    Inventors: Jae Chun RYU, YOON CHO
  • Patent number: 10882380
    Abstract: An air conditioning unit for a vehicle includes a first channel and a second channel, a blowing unit including a first blower fan and a second blower fan that rotate together by sharing a rotary shaft and a driving unit, a bypass channel, and a control door disposed among the outlets of the first channel and the second channel, the heating core, and the bypass channel to control air discharged from the first channel or the second channel to pass through the heating core or not to pass through the heating core through the bypass channel.
    Type: Grant
    Filed: April 17, 2019
    Date of Patent: January 5, 2021
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, Hanon Systems
    Inventors: Gee Young Shin, Dae Ig Jung, Dong Ho Kwon, Seung Hyeok Chang, Sung Je Lee, Jae Chun Ryu, Yun Jin Kim
  • Publication number: 20200337554
    Abstract: Disclosed are an electronic device and a method for determining a degree of conjunctival hyperemia using the same. The electronic device includes a camera and a processor configured to acquire an image including an eye captured by the camera, identify one or more blood vessels included in the image, and determine a degree of conjunctival hyperemia based on sizes of the identified one or more blood vessels.
    Type: Application
    Filed: October 24, 2018
    Publication date: October 29, 2020
    Inventors: Hyung Jong SHIN, Min Soo KIM, Chun RYU, Eun Jun PARK, Chang Ho HA, Sangchul YOON, Haksu KYUNG
  • Patent number: 10744854
    Abstract: The present invention relates to an air conditioning system for a vehicle and a method for controlling the same and, more specifically, to an air conditioning system for a vehicle and a method for controlling the same in which an opening/closing valve and an expansion valve are installed on a branch line connecting a first air conditioning unit and a second air conditioning unit, the opening/closing valve is always open so as to always supply a refrigerant to the second air conditioning unit during a cooling mode, and the opening/closing valve is always closed so as to always block the refrigerant supply to the second air conditioning unit during a heating mode, such that the refrigerant flows into the branch line of the second air conditioning unit even during a single cooling mode, thereby solving the problem wherein the pressure of a compressor increases, oil is forcibly circulated through a notch of the expansion valve, thereby solving the problem wherein the oil circulation rate decreases, and the refrig
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: August 18, 2020
    Assignee: HANON SYSTEMS
    Inventors: Hyeon Gyu Kim, Doo Hoon Kim, Chul Hee Kim, Jae Chun Ryu, Sung Je Lee, Young Hum Han, Joong Man Han
  • Patent number: 10661632
    Abstract: Disclosed herein is a heat pump system for a vehicle, which includes a compressor, an air-cooled condenser mounted on a warm air passageway, expansion means and an evaporator mounted on a cold air passageway of an air-conditioning case in order to carry out heating and cooling and further includes a water-cooled condenser mounted on a refrigerant circulation line between the compressor and the air-cooled condenser to exchange heat between refrigerant and coolant, thereby reducing the number and the size of blowers and the size of the entire system because the size of the air-cooled condenser inside the warm air passageway is reduced, and decreasing power consumption and noise by reducing capacity of a motor of the blower.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: May 26, 2020
    Assignee: HANON SYSTEMS
    Inventors: Hae Jun Lee, Jae Chun Ryu, Yong Nam Ahn, Sung Je Lee, Se Min Lee
  • Publication number: 20200148035
    Abstract: An air conditioning unit for a vehicle includes a first channel and a second channel, a blowing unit including a first blower fan and a second blower fan that rotate together by sharing a rotary shaft and a driving unit, a bypass channel, and a control door disposed among the outlets of the first channel and the second channel, the heating core, and the bypass channel to control air discharged from the first channel or the second channel to pass through the heating core or not to pass through the heating core through the bypass channel.
    Type: Application
    Filed: April 17, 2019
    Publication date: May 14, 2020
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, Hanon Systems
    Inventors: Gee Young Shin, Dae Ig Jung, Dong Ho Kwon, Seung Hyeok Chang, Sung Je Lee, Jae Chun Ryu, Yun Jin Kim
  • Patent number: 10611207
    Abstract: Air conditioning system for a vehicle which includes an air-conditioning module having an air-conditioning case, which has a cold air passageway and a warm air passageway partitioned from each other, and a blower unit, and an indoor air inflow duct for introducing indoor air of the interior of the vehicle into the blower unit. An outlet of the air-conditioning case and an inlet of the indoor air inflow port are arranged to be adjacent to each other, so that the air conditioning system for a vehicle can be installed through just one through hole part formed in a dash panel.
    Type: Grant
    Filed: January 18, 2017
    Date of Patent: April 7, 2020
    Assignee: Hanon Systems
    Inventors: Jae Chun Ryu, Young Hum Han, Chul Hee Kim, Joong Man Han, Tae Yong Park, Yong Nam Ahn, Doo Hoon Kim, Yun Jin Kim, Hyeon Gyu Kim, Sung Je Lee
  • Publication number: 20200031197
    Abstract: The present invention relates to an air conditioner for a vehicle, which includes a cold air passageway and a warm air passageway, and two blowers disposed in the air passageways, thereby rapidly ventilating the interior of the vehicle using the two blowers.
    Type: Application
    Filed: April 2, 2018
    Publication date: January 30, 2020
    Inventors: Jae Chun Ryu, Dae Bok Keon, Yun Jin Kim, Jong Bo Won, Se Min Lee
  • Patent number: 10487074
    Abstract: The present invention provides a process for purifying (2R,3R,4S)-6-amino-4-[N-(4-chlorophenyl)-N-(1H-imidazol-2-ylmethyl)amino]-3-hydroxy-2-methyl-2-dimethoxymethyl-3,4-dihydro-2H-1-benzopyran, comprising converting an amorphous (2R,3R,4S)-6-amino-4-[N-(4-chlorophenyl)-N-(1H-imidazol-2-ylmethyl)amino]-3-hydroxy-2-methyl-2-dimethoxymethyl-3,4-dihydro-2H-1-benzopyran to a crystalline form thereof. And also, the present invention provides a novel crystalline form of (2R,3R,4S)-6-amino-4-[N-(4-chlorophenyl)-N-(1H-imidazol-2-ylmethyl)amino]-3-hydroxy-2-methyl-2-dimethoxymethyl-3,4-dihydro-2H-1-benzopyran and processes for preparing the same.
    Type: Grant
    Filed: November 24, 2016
    Date of Patent: November 26, 2019
    Assignee: HANLIM PHARMACEUTICAL CO., LTD.
    Inventors: Jae-Chun Ryu, Yong-Kyun Park, Hyun-Kyu Kim, Dong-Yeop Shin
  • Patent number: 10479164
    Abstract: The present invention provides an air conditioning system for a vehicle, which includes an evaporator mounted in a cold air passageway and a condenser mounted in a warm air passageway inside an air-conditioning case to perform cooling and heating, and protecting means for surrounding a plurality of electronic units mounted on the outer surfaces of the air-conditioning case and blowers, thereby preventing breakdowns and malfunctions by preventing foreign matters or water from entering into the electronic units.
    Type: Grant
    Filed: April 14, 2016
    Date of Patent: November 19, 2019
    Assignee: HANON SYSTEMS
    Inventors: Jae Chun Ryu, Tae Yong Park, Yong Nam Ahn, Sung Je Lee, Se Min Lee
  • Patent number: 10479161
    Abstract: The present invention relates to a vehicle air-conditioning system and, more particularly, to a vehicle air-conditioning system in which an air-conditioning module consisting of an air-conditioning case and a blowing apparatus is disposed at a side of an engine room with respect to a dash panel, and a distribution duct for distributing cold and hot air discharged from the air-conditioning case into the inside of a vehicle is disposed on the indoor side of the vehicle with respect to the dash panel. The vehicle air-conditioning system may prevent a reverse flow of outdoor air into a cold air discharge port and a hot air discharge port due to the wind pressure when driving by forming a shielding means at the sides of the cold air discharge port and the hot air discharge port, which discharge the cold and hot air of the air-conditioning case to the outside, thereby improving the cooling and heating performance by smoothly discharging heat through the cold air discharge port and the hot air discharge port.
    Type: Grant
    Filed: January 9, 2017
    Date of Patent: November 19, 2019
    Assignee: HANON SYSTEMS
    Inventors: Jae Chun Ryu, Young Hum Han, Chul Hee Kim, Joong Man Han, Hyeon Gyu Kim, Kyung Ju An, Tae Yong Park, Sung Je Lee
  • Patent number: 10457115
    Abstract: Disclosed is an air conditioning system for a vehicle which includes a cold air passageway having a heat exchanger for cooling and a warm air passageway having a heat exchanger for heating inside an air-conditioning case to carry out cooling and heating and which controls to inhale indoor air inside the vehicle, pass the air through the heat exchanger for cooling and discharge the air outside the vehicle in a specific mode, thereby preventing frosting of the heat exchanger for cooling because supplying air of high temperature dehumidified inside the interior of the vehicle to the heat exchanger for cooling, and enhancing heating performance by rising refrigerant pressure and temperature in the refrigerant cycle without needing additional components.
    Type: Grant
    Filed: August 3, 2016
    Date of Patent: October 29, 2019
    Assignee: HANON SYSTEMS
    Inventors: Sung Je Lee, Yun Jin Kim, Jae Chun Ryu, Tae Yong Park, Se Min Lee, Yong Nam Ahn, Dae Bok Keon