Patents by Inventor Won Sang Kwon
Won Sang Kwon 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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Publication number: 20210087371Abstract: Provided is a latex composition for dip molding. The latex composition for dip molding includes a carboxylic acid-modified nitrile-based copolymer latex and a hydrophobically modified alkali-soluble emulsion thickener, wherein the hydrophobically modified alkali-soluble emulsion thickener includes a copolymer including an associative portion and a non-associative portion, and the associative portion includes a monomer-derived repeating unit substituted by one or more first hydrophobic groups selected from the group consisting of alkyl, alkenyl, perfluoroalkyl, and carbosilyl having 8 to 15 carbon atoms, and aryl, arylalkyl, arylalkenyl, alicyclic alkyl, and polycyclic alkyl having 6 to 15 carbon atoms. A method of preparing the latex composition for dip molding, and a molded article manufactured therefrom are also provided.Type: ApplicationFiled: November 1, 2019Publication date: March 25, 2021Applicant: LG Chem, Ltd.Inventors: Won Sang Kwon, Seung Uk Yeu, Seung Whan Oh, Yong Seok Jung, Jung Su Han
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Publication number: 20210039286Abstract: Provided is a dip-molded article, and more particularly, provided are a dip-molded article including: a layer derived from a latex composition for dip-molding; and a layer derived from a polymer including a repeating unit derived from a diacetylene-based compound, a latex composition for dip-molding, and a preparation method thereof.Type: ApplicationFiled: December 4, 2018Publication date: February 11, 2021Applicant: LG Chem, Ltd.Inventors: Seung Whan Oh, Won Sang Kwon, Yong Seok Jung, Jung Eun Kim, Sang Jin Shin
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Publication number: 20210017362Abstract: A latex composition for dip forming, and more particularly, to a latex composition for dip forming includes carboxylic acid-modified nitrile-based copolymer latex; and a phenolic emulsifier, wherein the phenolic emulsifier is included in an amount of 0.08 parts by weight to 6 parts by weight (based on a solid content) based on 100 parts by weight of the carboxylic acid-modified nitrile-based copolymer latex. A method for preparing the latex composition and a formed article produced using the latex composition are also provided.Type: ApplicationFiled: December 12, 2019Publication date: January 21, 2021Applicant: LG Chem, Ltd.Inventors: Yong Seok Jung, Won Sang Kwon, Ji Hyun Kim, Seung Whan Oh
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Publication number: 20200317893Abstract: Provided are a carboxylic acid-modified nitrile-based copolymer latex composition, a preparation method thereof, a latex composition for dip-molding including the same, and an article molded by the same, the carboxylic acid-modified nitrile-based copolymer latex composition including: a carboxylic acid-modified nitrile-based copolymer, wherein the carboxylic acid-modified nitrile-based copolymer includes a 2-hydroxyethyl methacrylate monomer-derived repeating unit in an amount of more than 0.1 wt % to less than 12 wt %, and a coagulum in the carboxylic acid-modified nitrile-based copolymer latex composition has an amount of less than 1 wt %.Type: ApplicationFiled: February 11, 2019Publication date: October 8, 2020Applicant: LG Chem, Ltd.Inventors: Jung Eun Kim, Seung Uk Yeu, Sang Jin Shin, Won Sang Kwon
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Patent number: 10680844Abstract: An apparatus, method, and system for providing information for a wireless network connection using Wi-Fi. Device information for at least one UPnP device is provided from a plurality of wireless devices including the at least one UPnP device, a device information announcement message including the device information for the at least one UPnP device is generated, and the generated device information announcement message is broadcasted. In this way, information on a UPnP device to which to connect a wireless device is provided in advance, and a user can easily perform a network connection.Type: GrantFiled: December 23, 2010Date of Patent: June 9, 2020Assignee: Samsung Electronics Co., LtdInventors: Ji-Hyeok Kim, Joon-Oo Kim, Won-Sang Kwon, Ki-Chul Park
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Patent number: 10669406Abstract: Disclosed is a latex composition for dip-molding and a dip-molded article produced therefrom. More specifically, by using a water-soluble polymer such as poly(N-isopropylacrylamide) or a copolymer thereof in combination with a carbonic acid-modified nitrile-based copolymer latex, the stability of the latex is improved through crosslinking by hydrogen bonding, it is possible to manufacture a molded article which has a slow syneresis and is excellent in workability and does not tear even at a thin thickness due to high tensile strength.Type: GrantFiled: October 5, 2016Date of Patent: June 2, 2020Assignee: LG Chem, Ltd.Inventors: Won Sang Kwon, Seung Uk Yeu, Jung Su Han, Seung Hun Yang
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Publication number: 20180230297Abstract: Disclosed is a latex composition for dip-molding and a dip-molded article produced therefrom. More specifically, by using a water-soluble polymer such as poly(N-isopropylacrylamide) or a copolymer thereof in combination with a carbonic acid-modified nitrile-based copolymer latex, the stability of the latex is improved through crosslinking by hydrogen bonding, it is possible to manufacture a molded article which has a slow syneresis and is excellent in workability and does not tear even at a thin thickness due to high tensile strength.Type: ApplicationFiled: October 5, 2016Publication date: August 16, 2018Applicant: LG Chem, Ltd.Inventors: Won Sang Kwon, Seung Uk Yeu, Jung Su Han, Seung Hun Yang
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Patent number: 9912491Abstract: A system and method for displaying document content using Universal Plug and Play (UPnP) is provided. A media server provides meta information corresponding to the document content to a control point if a user request for displaying the document content is received, the control point provides the meta information of the document content to a media renderer that can display the requested document content together with an operation performance command for displaying the requested document content, and the media renderer receives the document content from the media server and renders the document content in accordance with the operation performance command to display the document content on a screen.Type: GrantFiled: December 23, 2010Date of Patent: March 6, 2018Assignee: Samsung Electronics Co., LtdInventors: Ji-Hyeok Kim, Won-Sang Kwon, Tae-Hwan Hwang, Ki-Chul Park, Yoon-Suk Choi
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Patent number: 9800940Abstract: According to certain embodiments, a method of sharing broadcasting channel information of a mobile device in a Social Networking Service (SNS) includes, if a user comment is posted for a broadcasting program, acquiring broadcasting program information from a Television (TV), uploading the broadcasting program information to a handover broker, acquiring access information that is configured to access the broadcasting program information from the handover broker, and uploading the access information and the user comment to an SNS server.Type: GrantFiled: April 2, 2012Date of Patent: October 24, 2017Assignee: Samsung Electronics Co., Ltd.Inventors: Ji-Hyeok Kim, Kil-Su Eo, Joon-Oo Kim, Won-Sang Kwon
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Patent number: 9077946Abstract: A streaming content management apparatus and method for recording and replaying video and audio data using a real time video indexing function are provided. A streaming content management apparatus of a multimedia broadcast receiver includes a recording unit for recording an incoming content stream in units of segment together with indexes and a player for replaying the content stream recorded by the recording unit in response to an index that is input to request playback from a segment corresponding to the input index. The streaming content management apparatus divides the streaming content incoming through a broadcast channel in units of segment and stores segments of the streaming content with storage index and chapter information such that it is possible to quickly retrieve a playback position using the storage index or chapter information.Type: GrantFiled: March 23, 2007Date of Patent: July 7, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Sung Jin Park, Won Sang Kwon, Jin Guk Jeong, Yun Je Oh, Joon Oo Kim
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Patent number: 8943545Abstract: A Digital Living Network Alliance (DLNA) system and method of providing content therein are provided. A legacy media player displays a content list for content stored in the legacy media player or in an add-in server, and when a content item is selected from the list, the legacy media player determines whether the content item is reproducible by a registered digital media renderer. If the selected content item is reproducible by the registered digital media renderer, the legacy media player transmits a reproducing request for the selected content item, and the corresponding digital media renderer receives and reproduces the selected content.Type: GrantFiled: March 5, 2010Date of Patent: January 27, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Byung-Soo Lim, Joon-Oo Kim, Ki-Chul Park, Sang-Won Ahn, Tae-Hwan Hwang, Won-Sang Kwon
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Patent number: 8799950Abstract: Provided are an apparatus and method for providing additional information of media content. In digital contents management, the apparatus for providing additional information of media content includes a media source, a media renderer, an additional information analyzer, a smart progress bar, and an additional information renderer. The media source receives media and additional information from a local file, a portable storage medium or a network and transfers the received media and additional information into the apparatus. The media renderer renders the received media to a user. The additional information analyzer analyzes the received additional information. The smart progress bar controls the playback of the media based on the analyzed additional information. The additional information renderer displays the additional information to the user by controlling the smart progress bar.Type: GrantFiled: October 24, 2007Date of Patent: August 5, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Sung-Jin Park, Won-Sang Kwon, Jin-Guk Jeong, Yun-Je Oh, Joon-Woo Kim
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Patent number: 8612462Abstract: The present invention relates to a method, apparatus, and system for data transmission based on a DLNA (Digital Living Network Alliance) network that classifies contents files which are stored in a DMS according to a support of the DLNA network to make a contents list. Support is provided to convert a file attribute of a selected file into a file attribute which can be applied to the DLNA network to generate, in case a user selects a non-supported file which is not applied to the DLNA network. The invention outputs the selected file to a display unit, captures the outputted image to convert into a file which can be applied to the DLNA network.Type: GrantFiled: July 9, 2012Date of Patent: December 17, 2013Assignee: Samsung Electronics Co., Ltd.Inventors: Won Shik Yoon, Yun Je Oh, Joon Oo Kim, Won Sang Kwon, Chul Seung Kim
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Patent number: 8354579Abstract: A music linked photocasting service system and method are provided. The music linked photocasting service method includes reproducing music at the request of a user, analyzing a mood of the reproduced music at prescribed times, until music reproduction is completed, searching photographs suitable for a analyzed mood of the music, and displaying the searched photographs.Type: GrantFiled: January 29, 2010Date of Patent: January 15, 2013Assignee: Samsung Electronics Co., LtdInventors: Sung-Jin Park, Won-Sang Kwon, Won-Suk Yang, Chan-Seok Yang
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Publication number: 20120271839Abstract: The present invention relates to a method, apparatus, and system for data transmission based on a DLNA (Digital Living Network Alliance) network that classifies contents files which are stored in a DMS according to a support of the DLNA network to make a contents list. Support is provided to convert a file attribute of a selected file into a file attribute which can be applied to the DLNA network to generate, in case a user selects a non-supported file which is not applied to the DLNA network. The invention outputs the selected file to a display unit, captures the outputted image to convert into a file which can be applied to the DLNA network.Type: ApplicationFiled: July 9, 2012Publication date: October 25, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Won Shik YOON, Yun Je OH, Joon Oo KIM, Won Sang KWON, Chul Seung KIM
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Publication number: 20120254927Abstract: According to certain embodiments, a method of sharing broadcasting channel information of a mobile device in a Social Networking Service (SNS) includes, if a user comment is posted for a broadcasting program, acquiring broadcasting program information from a Television (TV), uploading the broadcasting program information to a handover broker, acquiring access information that is configured to access the broadcasting program information from the handover broker, and uploading the access information and the user comment to an SNS server.Type: ApplicationFiled: April 2, 2012Publication date: October 4, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Ji-Hyeok Kim, Kil-Su Eo, Joon-Oo Kim, Won-Sang Kwon
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Patent number: 8244742Abstract: The present invention relates to a method, apparatus, and system for data transmission based on a DLNA (Digital Living Network Alliance) network that classifies contents files which are stored in a DMS according to a support of the DLNA network to make a contents list. Support is provided to convert a file attribute of a selected file into a file attribute which can be applied to the DLNA network to generate, in case a user selects a non-supported file which is not applied to the DLNA network. The invention outputs the selected file to a display unit, captures the outputted image to convert into a file which can be applied to the DLNA network.Type: GrantFiled: February 13, 2009Date of Patent: August 14, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Won Shik Yoon, Yun Je Oh, Joon Oo Kim, Won Sang Kwon, Chul Seung Kim
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Publication number: 20110161480Abstract: An apparatus, method, and system for providing information for a wireless network connection using Wi-Fi. Device information for at least one UPnP device is provided from a plurality of wireless devices including the at least one UPnP device, a device information announcement message including the device information for the at least one UPnP device is generated, and the generated device information announcement message is broadcasted. In this way, information on a UPnP device to which to connect a wireless device is provided in advance, and a user can easily perform a network connection.Type: ApplicationFiled: December 23, 2010Publication date: June 30, 2011Applicant: Samsung Electronics Co., Ltd.Inventors: Ji-Hyeok KIM, Joon-Oo Kim, Won-Sang Kwon, Ki-Chul Park
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Publication number: 20110154195Abstract: A system and method for displaying document content using Universal Plug and Play (UPnP) is provided. A media server provides meta information corresponding to the document content to a control point if a user request for displaying the document content is received, the control point provides the meta information of the document content to a media renderer that can display the requested document content together with an operation performance command for displaying the requested document content, and the media renderer receives the document content from the media server and renders the document content in accordance with the operation performance command to display the document content on a screen.Type: ApplicationFiled: December 23, 2010Publication date: June 23, 2011Applicant: Samsung Electronics Co., Ltd.Inventors: Ji-Hyeok KIM, Won-Sang Kwon, Tae-Hwan Hwang, Ki-Chul Park, Yoon-Suk Chol
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Publication number: 20100228758Abstract: A Digital Living Network Alliance (DLNA) system and method of providing content therein are provided. A legacy media player displays a content list for content stored in the legacy media player or in an add-in server, and when a content item is selected from the list, the legacy media player determines whether the content item is reproducible by a registered digital media renderer. If the selected content item is reproducible by the registered digital media renderer, the legacy media player transmits a reproducing request for the selected content item, and the corresponding digital media renderer receives and reproduces the selected content.Type: ApplicationFiled: March 5, 2010Publication date: September 9, 2010Applicant: Samsung Electronics Co., Ltd.Inventors: Byung-Soo LIM, Joon-Oo Kim, Ki-Chul Park, Sang-Won Ahn, Tae-Hwan Hwang, Won-Sang Kwon