Patents by Inventor Young Chan Son
Young Chan Son 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: 11967862Abstract: In a driving system, first and second inverters are connected to a driving motor, one end of a stator winding through which 3-phase current flows is connected to an output line of the first inverter, and the other end of the stator winding is connected to an output line of the second inverter. A winding pattern of the driving motor includes: coils wound in slots defined in the stator and to which 3-phase current is applied; coils wound on innermost and outermost sides based on a direction toward a rotating shaft of the driving motor in the slots, and being energized by different AC phases; and coils disposed between a first coil located on the outermost side and a second coil located on the innermost side, and being energized by the same AC phases as those of the first and second coils.Type: GrantFiled: November 16, 2021Date of Patent: April 23, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Woong Chan Chae, Jung Shik Kim, Jong Hoon Lee, Byung Kwan Son, Sang Hoon Moon, Young Jin Shin
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Publication number: 20240117084Abstract: A curable composition is provided. The curable composition can eliminate or minimize the generation of bubbles inside the cured product after the initiation reaction of the curable monomer, prevent expansion of a material when used to encapsulate a device, and provide a uniform cured product to solve the problem of separation between the upper and lower substrates bonded together, thereby improving device encapsulation performance.Type: ApplicationFiled: September 11, 2023Publication date: April 11, 2024Inventors: Young Jin KWON, Seong Chan SON, Jin Wuk KIM, Dong Min KIM, Ja Hun BYEON
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Patent number: 7981389Abstract: A process for cracking hydrocarbons at atmospheric pressure includes the following steps: providing a catalyst, passing a gaseous hydrocarbon over the catalyst and exposing the catalyst to microwave energy. The hydrocarbons are broken down into lower Carbon number molecules.Type: GrantFiled: January 30, 2006Date of Patent: July 19, 2011Assignees: Toyota Motor Corporation, Toyota Motor Engineering & Manufacturing North America, Inc., The University of ConnecticutInventors: Paul T Fanson, Hirohito Hirata, Masaya Ibe, Steven L Suib, Young Chan Son
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Patent number: 7355075Abstract: A method for forming an imine comprises reacting a first reactant comprising a hydroxyl functionality, a carbonyl functionality, or both a hydroxyl functionality and a carbonyl functionality with a second reactant having an amine functionality in the presence of ordered porous manganese-based octahedral molecular sieves and an oxygen containing gas at a temperature and for a time sufficient for the imine to be produced.Type: GrantFiled: June 16, 2006Date of Patent: April 8, 2008Assignee: The University of ConnecticutInventors: Shanthakumar Sithambaram, Young-Chan Son, Steven L. Suib
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Publication number: 20070027344Abstract: A method for forming an imine comprises reacting a first reactant comprising a hydroxyl functionality, a carbonyl functionality, or both a hydroxyl functionality and a carbonyl functionality with a second reactant having an amine functionality in the presence of ordered porous manganese-based octahedral molecular sieves and an oxygen containing gas at a temperature and for a time sufficient for the imine to be produced.Type: ApplicationFiled: June 16, 2006Publication date: February 1, 2007Applicant: The University of ConnecticutInventors: Shanthakumar Sithambaram, Young-Chan Son, Steven Suib
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Patent number: 6646127Abstract: A process for the synthesis of 2,2,6,6-tetramethyl-4-oxopiperidine is disclosed wherein the process comprises reacting in a liquid phase reaction mixture: A) at least one acetone compound, and B) at least one ammonia donor compound, in the presence of a catalytically effective amount of a crystalline aluminosilicate containing calcium.Type: GrantFiled: October 2, 2001Date of Patent: November 11, 2003Assignees: Uniroyal Chemical Company, Inc., University of ConnecticutInventors: Russell E. Malz, Jr., Young-Chan Son, Steven L. Suib
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Patent number: 6486357Abstract: A method of oxidizing an organic alcohol, wherein the organic alcohol is contacted with a stoichiometric excess of oxygen in the presence of an effective catalytic amount of a maganese-containing octahedral molecular sieve or octahedral layer. Primary alcohols are selectively oxidized to aldehydes, and secondary alcohols are selectively oxidized to ketones.Type: GrantFiled: August 14, 2001Date of Patent: November 26, 2002Assignee: The University of ConnecticutInventors: Steven L. Suib, Young Chan Son, Amy R. Howell
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Publication number: 20020128506Abstract: A method of oxidizing an organic alcohol, wherein the organic alcohol is contacted with a stoichiometric excess of oxygen in the presence of an effective catalytic amount of a manganese-containing octahedral molecular sieve or octahedral layer. Primary alcohols are selectively oxidized to aldehydes, and secondary alcohols are selectively oxidized to ketones.Type: ApplicationFiled: August 14, 2001Publication date: September 12, 2002Inventors: Steven L. Suib, Young Chan Son, Amy R. Howell
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Publication number: 20020128482Abstract: A process for the synthesis of 2,2,6,6-tetramethyl-4-oxopiperidine is disclosed wherein the process comprises reacting in a liquid phase reaction mixture:Type: ApplicationFiled: October 2, 2001Publication date: September 12, 2002Inventors: Russell E. Malz, Young-Chan Son, Steven L. Suib
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Patent number: 5773468Abstract: The present invention relates to a novel compound of formula (I) and pharmaceutically acceptable salts, hydrates and solvates thereof which is an irreversible HIV protease inhibitor; a process for the preparation thereof; and a pharmaceutical composition containing the compound as an active ingredient which is useful for treating or preventing diseases caused by HIV infection.Type: GrantFiled: December 14, 1995Date of Patent: June 30, 1998Assignee: LG Chemical LimitedInventors: Sung Chun Kim, Young Chan Son, Ho Il Choi, Heungsik Yoon, Chi Hyo Park, Nakyen Choy, Chang Sun Lee, Jong Sung Koh, Kwang Yul Moon, Won Hee Jung, Chung Ryeol Kim
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Patent number: 5763631Abstract: Cis-epoxide compounds of formula (I-3) and pharmaceutically acceptable salts, hydrates and solvates thereof: ##STR1## wherein: R.sup.1 is a cycloalkyl, or arly-substituted lower alkyl group;K and J are independently a group having the formula of ##STR2## wherein R.sup.18 is a lower alkyl group optionally substituted with an aryl radical; X is O, NH, or N--CH.sub.3 ; and R.sup.19 is an aromatic hetercyclic sysstem containing a nitrogen atom in its ring, or a lower alkyl group optionally substituted with an aryl radical, or a hydrogen;G is an amino acid which is linked to K-- and ##STR3## by peptide bonds in formula (I-3); Q is an amino acid which is linked toby peptide bonds in formula (I-3), or a group having the formula ofwherein R.sup.20 is a lower alkyl group optionally substituted with an aromatic radical; and Y is CH.sub.2, O or NH; andr is 0 or 1, except that Q is a group having the formula ofr is 0.Type: GrantFiled: June 20, 1996Date of Patent: June 9, 1998Assignee: Lucky LimitedInventors: Sung Chun Kim, Nakyen Choy, Chang Sun Lee, Ho I. Choi, Jong Sung Koh, Heungsik Yoon, Chi Hyo Park, Sang Soo Kim, Young Chan Son
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Patent number: 5744621Abstract: Cis-epoxide compounds of formula (I-1) and pharmaceutically acceptable salts, hydrates and solvates thereof: ##STR1## wherein: R.sup.1 is a cycloalkyl, or aryl-substituted lower alkyl group;A is a functionalized acyl group of the formula ##STR2## wherein R.sup.2 is a C.sub.1-4 alkyl, or amide-substituted C.sub.1-2 alkyl group;R.sup.3 is a C.sub.1-4 alkoxy, aryloxyalkyl or arylalkoxy, or a nitrogen-containing aromatic radical, or a lower alkoxy group substituted with a nitrogen-containing aromatic radical, or a radical having the formula of ##STR3## wherein R.sup.4 is a hydrogen or a methyl group and R.sup.5 is an alkyl group substituted with a nitrogen-containing aromatic radical; and m is 0 or 1; and B is a functionalized amino group of the formula ##STR4## wherein R.sup.8 and R.sup.9 are independently a C.sub.1-4 alkyl group optionally substituted with an aromatic radical, or an aromatic group.Type: GrantFiled: June 20, 1996Date of Patent: April 28, 1998Assignee: Lucky Limited.Inventors: Sung Chun Kim, Nakyen Choy, Chang Sun Lee, Young Chan Son, Ho Il Choi, Jong Sung Koh, Heungsik Yoon, Chi Hyo Park, Sang Soo Kim
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Patent number: 5696134Abstract: Novel cis-epoxide compounds of formula (I) are useful for treating or preventing diseases caused by HIV infection: ##STR1## wherein A, B, R.sub.1 to R.sub.4 and n have the same meanings as defined in the specification.The novel HIV protease inhibitor of the formula (I) has a specific structure to form a stable bonding with the enzyme active site, which entails a highly enhanced irreversible inhibition against HIV protease.Type: GrantFiled: June 7, 1995Date of Patent: December 9, 1997Assignee: LG Chemical LimitedInventors: Heungsik Yoon, Nakyen Choy, Sung Chun Kim, Ho Il Choi, Young Chan Son, Chi Hyo Park, Kwang-Yul Moon, Wonhee Jung, Chung Ryeol Kim, Chang Sun Lee, Jong Sung Koh, Sang Soo Kim
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Patent number: 5679687Abstract: The present invention relates to novel compounds of formula (I) which have inhibitory activity against human immunodeficiency virus ("HIV") protease, a process for the preparation thereof, and compositions for prevention or treatment of AIDS by HIV infection comprising the above compounds as active ingredients. ##STR1## wherein: R.sup.1 is an aromatic group, a nitrogen-containing aromatic group, C.sub.1-4 alkyl group optionally substituted with an aromatic group or a nitrogen-containing aromatic group, C.sub.1-4 alkoxy group optionally substituted with an aromatic group or a nitrogen-containing aromatic group;R.sup.2 is an amino acid residue or a C.sub.1-8 alkyl group substituted with a C.sub.1-4 alkylsulfonyl group;R.sup.3 is a C.sub.1-4 alkyl group optionally substituted with an aromatic group;R.sup.4 is hydrogen or a C.sub.1-4 alkyl group;R.sup.5 is an aromatic group, a C.sub.1-10 alkyl group or a C.sub.1-4 alkyl groups optionally substituted with an aromatic group; andn is 1 or 2.Type: GrantFiled: June 6, 1996Date of Patent: October 21, 1997Assignee: LG Chemical LimitedInventors: Nakyen Choy, Hoil Choi, Chi-Hyo Park, Young-Chan Son, Chang-Sun Lee, Heungsik Yoon, Sung-Chun Kim, Jong-Sung Koh, Chung-Ryeol Kim
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Patent number: 5670517Abstract: The present invention relates to novel compounds of formula (I) which has inhibitory activities against human immunodeficiency virus ("HIV") protease, a process for the preparation thereof, and compositions for prevention or treatment of AIDS by HIV infection comprising the above compounds as active ingredients. ##STR1## wherein: R.sup.1 is an aromatic group, a nitrogen-containing aromatic group, C.sub.1-4 alkyl group optionally substituted with an aromatic group or a nitrogen-containing aromatic group, C.sub.1-4 alkoxy group optionally substituted with an aromatic group or a nitrogen-containing aromatic group;R.sup.2 is an amino acid residue or a C.sub.1-8 alkyl group substituted with a C.sub.1-4 alkylsulfonyl group;R.sup.3 is a C.sub.1-4 alkyl group optionally substituted with an aromatic group;R.sup.4 is hydrogen or a C.sub.1-2 alkyl group;R.sup.5 is a C.sub.1-10 alkyl group optionally substituted with an aromatic group; andn is 1 or 2.Type: GrantFiled: June 6, 1996Date of Patent: September 23, 1997Assignee: LG Chemical LimitedInventors: Nakyen Choy, Hoil Choi, Chi-Hyo Park, Young-Chan Son, Chang-Sun Lee, Heungsik Yoon, Sung-Chun Kim, Jong-Sung Koh, Chung-Ryeol Kim