Patents by Inventor Seung Chun
Seung Chun 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).
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Patent number: 8664016Abstract: Provided are an organic light emitting diode and a method of manufacturing the same. The organic light emitting diode adjusts an optical resonance thickness and prevents spectrum distortions without use of an auxiliary layer. The organic light emitting diode includes a first electrode that is optically reflective; a second electrode that is optically transmissible and faces the first electrode; an organic emission layer interposed between the first electrode and the second electrode, the organic emission layer including: a first emission layer including a mixed layer that contains a host material and a dopant material, and a second emission layer comprising only the host material; and a carrier injection transport layer interposed between the organic emission layer and the first electrode or between the organic emission layer and the second electrode.Type: GrantFiled: January 13, 2010Date of Patent: March 4, 2014Assignee: Samsung Display Co., Ltd.Inventors: Min-Seung Chun, Mi-Kyung Kim, Dong-Heon Kim, Jung-Ha Son, Jae-Hyun Kwak, Kyung-Hoon Choi, Mie-Hwan Park, Young-Ho Park, Young-Suck Choi, Tae-Shick Kim, Choon-Woo Im, Kwan-Hee Lee
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Publication number: 20140017395Abstract: A method of forming a film on a substrate includes depositing first and second evaporating source materials respective from first and second evaporating sources onto the substrate while moving the evaporating sources together with respect to the substrate, the first and second evaporating source materials being different from each other and positioned to provide a non-overlapping deposition region of the first evaporating source material, an overlapping deposition region of the first and second evaporating source materials and a non-overlapping deposition region of the second source material such that when the evaporating sources are moved, a film is formed to include a first layer that is a deposition of only the first evaporating source material, a second layer that is a deposition of a mixture of the first evaporating source material and the second evaporating source material and a third layer that is a deposition of only the second source material.Type: ApplicationFiled: September 17, 2013Publication date: January 16, 2014Applicant: Samsung Display Co., Ltd.Inventors: Ji-Hwan Yoon, Kwan-Hee Lee, Jae-Hyun Kwak, Dong-Hun Kim, Min-Seung Chun, Jung-Ha Son
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Patent number: 8617721Abstract: An organic light-emitting device including a substrate; a first electrode on the substrate; a second electrode; an organic layer between the first electrode and the second electrode, the organic layer including an emission layer; and a first layer including a cyano group-containing compound, the first layer being between the first electrode and the emission layer, wherein the first electrode includes an Al-based reflective layer and a transparent conductive layer sequentially stacked on the substrate, the Al-based reflective layer including a first element and nickel (Ni), and the first element includes at least one of lanthanum (La), cerium (Ce), praseodymium (Pr), promethium (Pm), samarium (Sm), europium (Eu), gadolinium (Gd), terbium (Tb), dysprosium (Dy), holmium (Ho), erbium (Er), thulium (Tm), ytterbium (Yb), and lutetium (Lu).Type: GrantFiled: October 12, 2010Date of Patent: December 31, 2013Assignee: Samsung Display Co., Ltd.Inventors: Tae-Shick Kim, Dong-Heon Kim, Kwan-Hee Lee, Min-Seung Chun, Mi-Kyung Kim
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Patent number: 8466458Abstract: An organic light-emitting device including a mixed organic layer that includes a triphenyl amine derivative and a pyrazine derivative and an emission layer that includes an anthracene derivative, an amine-containing styryl derivative, or any mixture thereof.Type: GrantFiled: November 15, 2010Date of Patent: June 18, 2013Assignee: Samsung Display Co., Ltd.Inventors: Tae-Shick Kim, Dong-Heon Kim, Kwan-Hee Lee, Choon-Woo Lim, Jae-Hyun Kwak, Jung-Ha Son, Min-Seung Chun, Young-Ho Park, Kyung-Hoon Choi, Mi-Kyung Kim
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Patent number: 8415687Abstract: An organic light emitting device with improved light emitting efficiency, the organic light emitting device includes a substrate, a first electrode arranged on the substrate, a second electrode arranged to face the first electrode, an organic light-emitting layer arranged between the first electrode and the second electrode, an electron transport layer arranged between the organic light-emitting layer and the second electrode, wherein the electron transport layer includes a multi-layer structure that includes at least one first layer and at least two second layers, wherein ones of said at least one first layer and ones of said at least two second layers are alternately stacked, wherein ones of the at least two second layers are arranged at both opposite ends of the electron transport layer, each of the at least two second layers having a lower electron mobility than that of each of the at least one first layer.Type: GrantFiled: January 14, 2010Date of Patent: April 9, 2013Assignee: Samsung Display Co., Ltd.Inventors: Mi-Kyung Kim, Min-Seung Chun, Dong-Heon Kim, Kwan-Hee Lee
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Patent number: 8395145Abstract: A top-emitting organic light-emitting device (OLED) including a reflective first electrode layer; a semitransparent second electrode layer facing the first electrode layer; and an organic layer between the first electrode layer and the second electrode layer, wherein the organic layer comprises a first layer, a second layer, and an emission layer between the first layer and the second layer, wherein the sum of the thicknesses of the emission layer and the second layer is about 0.15 to about 0.30 times the thickness of the entire organic layer. The top-emitting OLED may have high efficiency, and thus driving voltage may be reduced.Type: GrantFiled: December 2, 2010Date of Patent: March 12, 2013Assignee: Samsung Display Co., Ltd.Inventors: Mie-Hwa Park, Min-Seung Chun, Kyung-Hoon Choi, Young-Suck Choi, Young-Ho Park, Hee-Seong Jeong
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Publication number: 20120211733Abstract: Provided are an organic light emitting device including: a substrate; a first electrode; a second electrode; and an organic layer interposed between the first electrode and the second electrode and including an emission layer, wherein one of the first electrode and the second electrode is a reflective electrode and the other is a semitransparent or transparent electrode, and wherein the organic layer includes a layer having at least one of the compounds having at least one carbazole group, and a flat panel display device including the organic light emitting device. The organic light emitting device has low driving voltage, excellent current density, high brightness, excellent color purity, high efficiency, and long lifetime.Type: ApplicationFiled: April 4, 2012Publication date: August 23, 2012Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.Inventors: Seok-Hwan Hwang, Young-Kook Kim, Yoon-Hyun Kwak, Jong-Hyuk Lee, Kwan-Hee Lee, Min-Seung Chun
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Publication number: 20120193612Abstract: The present invention relates to a heat emitting body comprising a transparent board, a bus bar, a power supply connected to the bus bar, a heat emitting pattern line provided on the transparent board and electrically connected to the bus bar, and a non-heat emitting pattern line provided on the transparent board and not electrically connected to the bus bar, and a method for manufacturing the same.Type: ApplicationFiled: December 22, 2011Publication date: August 2, 2012Applicant: LG CHEM, LTD.Inventors: Min-Seung CHUN, Sung-Kil HONG, Yun-Hwan KIM, Tae-Yoon PARK
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Patent number: 8211233Abstract: A method of forming a plurality of multi-layer organic films in a single process includes preparing a first evaporating source that evaporates a first evaporating source material onto a first deposition region and a second evaporating source that evaporates a second evaporating source material onto a second deposition region, wherein the first evaporating source material and the second evaporating source material are different from each other, adjusting the first evaporating source and the second evaporating source in order to obtain a first overlapping region in which the first deposition region and the second deposition region overlap each other, driving the first evaporating source and the second evaporating source to deposit the first evaporating source material and the second evaporating source material onto a portion of an object to be processed, and moving the first evaporating source and the second evaporating source from a first end of the object to a second end of the object to form a multilayer filType: GrantFiled: September 9, 2008Date of Patent: July 3, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Ji-Hwan Yoon, Kwan-Hee Lee, Jae-Hyun Kwak, Dong-Hun Kim, Min-Seung Chun, Jung-Ha Son
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Patent number: 8188315Abstract: Provided are an organic light emitting device including: a substrate; a first electrode; a second electrode; and an organic layer interposed between the first electrode and the second electrode and including an emission layer, wherein one of the first electrode and the second electrode is a reflective electrode and the other is a semitransparent or transparent electrode, and wherein the organic layer includes a layer having at least one of the compounds having at least one carbazole group, and a flat panel display device including the organic light emitting device. The organic light emitting device has low driving voltage, excellent current density, high brightness, excellent color purity, high efficiency, and long lifetime.Type: GrantFiled: May 29, 2007Date of Patent: May 29, 2012Assignee: Samsung Mobile Display Co., Ltd.Inventors: Seok-Hwan Hwang, Young-Kook Kim, Yoon-Hyun Kwak, Jong-Hyuk Lee, Kwan-Hee Lee, Min-Seung Chun
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Publication number: 20120121796Abstract: A method of forming a film on a substrate includes depositing first and second evaporating source materials respective from first and second evaporating sources onto the substrate while moving the evaporating sources together with respect to the substrate, the first and second evaporating source materials being different from each other and positioned to provide a non-overlapping deposition region of the first evaporating source material, an overlapping deposition region of the first and second evaporating source materials and a non-overlapping deposition region of the second source material such that when the evaporating sources are moved, a film is formed to include a first layer that is a deposition of only the first evaporating source material, a second layer that is a deposition of a mixture of the first evaporating source material and the second evaporating source material and a third layer that is a deposition of only the second source material.Type: ApplicationFiled: December 15, 2011Publication date: May 17, 2012Inventors: Ji-Hwan Yoon, Kwan-Hee Lee, Jae-Hyun Kwak, Dong-Hun Kim, Min-Seung Chun, Jung-Ha Son
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Patent number: 8053975Abstract: Organic light emitting devices (OLEDs) are provided. An exemplary OLED includes a substrate, a first electrode, a second electrode, and an organic layer between the first and second electrodes having a hole injection layer and an emissive layer. The emissive layer includes red, green and blue emissive layers. The organic layer further includes an auxiliary layer selected from a first auxiliary layer between the hole injection layer and the red emissive layer for adjusting the resonance cycle of red light, a second auxiliary layer between the hole injection layer and the green emissive layer for adjusting the resonance cycle of green light, and combinations thereof. The material of the auxiliary layer is different from the material of the hole injection layer. The organic light emitting device has low turn-on voltage, high current density, high luminance, high current efficiency, high power, long life-time, and excellent color purity.Type: GrantFiled: May 15, 2008Date of Patent: November 8, 2011Assignee: Samsung Mobile Display Co., Ltd.Inventors: Min-Seung Chun, Kwan-Hee Lee, Mi-Kyung Kim, Dong-Hun Kim, Jae-Hyun Kwak, Jung-Ha Son
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Publication number: 20110266531Abstract: An organic light-emitting device includes a first electrode, a mixed organic layer, an emission layer, an electron transport layer, and a second electrode. The mixed organic layer contains a fluorene derivative and a pyrazine derivative, and the electron transport layer contains a lithium quinolate and a pyridine derivative.Type: ApplicationFiled: April 29, 2011Publication date: November 3, 2011Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.Inventors: Dong-Heon KIM, Tae-Shick KIM, Kwan-Hee LEE, Min-Seung CHUN, Jung-Ha SON, Jae-Hyun KWAK, Mi-Kyung KIM, Choon-Woo LIM
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Patent number: 7999459Abstract: The invention is directed to organic light emitting diodes (OLEDs) and methods of manufacturing the same. According to embodiments of the invention, an improved electron transport layer (ETL) reduces the driving voltage and current consumption of the OLED, and increase luminous efficiency and lifespan. The OLED includes a first electrode, an organic layer on the first electrode and including an emission layer (EML) and an ETL, and a second electrode on the organic layer.Type: GrantFiled: January 26, 2009Date of Patent: August 16, 2011Assignee: Samsung Mobile Display Co., Ltd.Inventors: Min-Seung Chun, Dong-Heon Kim, Jae-Hyun Kwak, Jung-Ha Son, Mi-Kyung Kim, Kwan-Hee Lee
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Patent number: 7972634Abstract: A gel-type bird aversion composition consists of, on the basis of weight, 30 to 90% of a thickening agent, 0.01 to 4% of an ultraviolet ray absorbent, 0.1 to 20% of methyl anthranilate, 0.1 to 10% of cinnamon essential oil, 0.1 to 20% of mint essential oil; 5 to 40% by weight of mineral oil or grease; and 1 to 10% by weight of emulsifier.Type: GrantFiled: May 26, 2008Date of Patent: July 5, 2011Assignee: Jeon Jin Bio Co., Ltd.Inventors: Byung-Kwon Park, Tae-Hun Lee, Hyuck-Jun Park, Jong-Hwan Lim, Myoung-Seok Kim, Youn-Hwan Hwang, In-Bae Song, Seung-Chun Park, Joo-Heon Hong, Hee-Kyoung Jung, Mi-Hyun Hwang, Hyo-In Yun
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Publication number: 20110127511Abstract: A top-emitting organic light-emitting device (OLED) including a reflective first electrode layer; a semitransparent second electrode layer facing the first electrode layer; and an organic layer between the first electrode layer and the second electrode layer, wherein the organic layer comprises a first layer, a second layer, and an emission layer between the first layer and the second layer, wherein the sum of the thicknesses of the emission layer and the second layer is about 0.15 to about 0.30 times the thickness of the entire organic layer. The top-emitting OLED may have high efficiency, and thus driving voltage may be reduced.Type: ApplicationFiled: December 2, 2010Publication date: June 2, 2011Inventors: Mie-Hwa Park, Min-Seung Chun, Kyung-Hoon Choi, Young-Suck Choi, Young-Ho Park, Hee-Seong Jeong
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Patent number: 7952271Abstract: An organic light-emitting device includes a substrate; a first electrode; a second electrode facing the first electrode; an organic layer disposed on the first electrode; and an emitting layer interposed between the organic layer and the second electrode. The concentration of inorganic impurities within the organic layer is 1000 ppb or less. The organic light-emitting device has high light-emitting efficiency, low driving voltage, high brightness, and long life span.Type: GrantFiled: July 18, 2008Date of Patent: May 31, 2011Assignee: Samsung Mobile Display Co., Ltd.Inventors: Min-Seung Chun, Dong-Hun Kim, Mi-Kyung Kim, Jung-Ha Son, Jae-Hyun Kwak
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Publication number: 20110114930Abstract: An organic light-emitting device including a mixed organic layer that includes a triphenyl amine derivative and a pyrazine derivative and an emission layer that includes an anthracene derivative, an amine-containing styryl derivative, or any mixture thereof.Type: ApplicationFiled: November 15, 2010Publication date: May 19, 2011Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.,Inventors: Tae-Shick Kim, Dong-Heon Kim, Kwan-Hee Lee, Choon-Woo Lim, Jae-Hyun Kwak, Jung-Ha Son, Min-Seung Chun, Young-Ho Park, Kyung-Hoon Choi, Mi-Kyung Kim
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Publication number: 20110084258Abstract: An organic light-emitting device including a substrate; a first electrode on the substrate; a second electrode; an organic layer between the first electrode and the second electrode, the organic layer including an emission layer; and a first layer including a cyano group-containing compound, the first layer being between the first electrode and the emission layer, wherein the first electrode includes an Al-based reflective layer and a transparent conductive layer sequentially stacked on the substrate, the Al-based reflective layer including a first element and nickel (Ni), and the first element includes at least one of lanthanum (La), cerium (Ce), praseodymium (Pr), promethium (Pm), samarium (Sm), europium (Eu), gadolinium (Gd), terbium (Tb), dysprosium (Dy), holmium (Ho), erbium (Er), thulium (Tm), ytterbium (Yb), and lutetium (Lu).Type: ApplicationFiled: October 12, 2010Publication date: April 14, 2011Inventors: Tae-Shick KIM, Dong-Heon Kim, Kwan-Hee Lee, Min-Seung Chun, Mi-Kyung Kim
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Patent number: D701758Type: GrantFiled: March 4, 2010Date of Patent: April 1, 2014Assignee: Yu Sang Tech Co., Ltd.Inventor: Seung Chun Lee