Patents by Inventor Hui-Ju Cho
Hui-Ju Cho 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: 8513405Abstract: Disclosed are a chaotropic agent; a reagent including a chaotropic agent and a lithium salt; a reagent kit including a chaotropic agent; a chaotropic agent, a reagent, a reagent kit, and a method for isolating a nucleic acid by use of a magnetic cellulose material; a method for binding a nucleic acid to a magnetic cellulose material; a method for isolating a nucleic acid; and a method for purifying a chromosome DNA. It is required that each of the chaotropic agents, the reagents, and the reagent kits works with at least one solid-phase, magnetic cellulose-containing carrier to isolate a nucleic acid from non-nucleic acid substances. In addition, each chaotropic agent includes an alcohol substance and a substrate solution for adjusting the alcohol substance to an appropriate concentration and thereby promoting binding of the nucleic acid in a sample to the magnetic cellulose.Type: GrantFiled: April 2, 2008Date of Patent: August 20, 2013Assignee: RBC Bioscience Corp.Inventors: Pei-Shin Jiang, Yu-Ting Su, Kun-Chan Wu, Hui-Ju Cho, Wen-Hsun Kuo, Yuh-Jiuan Lin, Yi-Ling Li, Cheng-Chun Kuan
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Publication number: 20110166338Abstract: Disclosed are a chaotropic agent; a reagent including a chaotropic agent and a lithium salt; a reagent kit including a chaotropic agent; a chaotropic agent, a reagent, a reagent kit, and a method for isolating a nucleic acid by use of a magnetic cellulose material; a method for binding a nucleic acid to a magnetic cellulose material; a method for isolating a nucleic acid; and a method for purifying a chromosome DNA. It is required that each of the chaotropic agents, the reagents, and the reagent kits works with at least one solid-phase, magnetic cellulose-containing carrier to isolate a nucleic acid from non-nucleic acid substances. In addition, each chaotropic agent includes an alcohol substance and a substrate solution for adjusting the alcohol substance to an appropriate concentration and thereby promoting binding of the nucleic acid in a sample to the magnetic cellulose.Type: ApplicationFiled: April 2, 2008Publication date: July 7, 2011Inventors: Pei-Shin Jiang, Yu-Ting Su, Kun-Chan Wu, Hui-Ju Cho, Wen-Hsun Kuo, Yuh-Jiuan Lin, Yi-Ling Li, Cheng-Chun Kuan
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Patent number: 7868145Abstract: A magnetic particle and fabrication method thereof. The magnetic particle comprises a polymer core, a magnetic material layer covering the polymer core, and a silicon containing layer covering the magnetic material layer. In addition, the magnetic particle may further comprise a coupling agent on the silicon containing layer, and an active molecule connected to the coupling agent. The magnetic particles provide controllable size, uniform diameter distribution, high magnetization, improved storage stability, and modified surface for targeting biomolecules for biomaterial separation and environmental analysis.Type: GrantFiled: July 11, 2007Date of Patent: January 11, 2011Assignee: Industrial Technology Research InstituteInventors: Kun Chan Wu, Hui-Ju Cho, Pei-Shin Jiang, Hsiang Yuan Huang, Wen-Hsun Kuo, Chi-Min Chau, Chih Hsien Su, Kun Feng Lee
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Publication number: 20100204508Abstract: A dendritic compound of the following structure: PDn-Z-L is disclosed. In the structure above, P is X—(CH2CH2—O)r—, r is an integer ranging from 1000 to 4000, X is OH, NH2, or OR, R is C1 to C10 alkyl, Dn is a residue of branched C3 to C30 polyol compounds, n is the quantity of layers of the residue of branched compounds and is an integer equal to or greater than 1, L is a metal cation, Z is the residue of a C3 to C30 compound with multi functional groups. The functional groups illustrated above can be carboxylic groups, amino groups, amide groups, or chelating groups. The carboxylic groups, ester groups, amino groups, or amide groups bind to Dn, and the chelating groups bind to the metal cations.Type: ApplicationFiled: April 26, 2010Publication date: August 12, 2010Applicant: Industrial Technology Research InstituteInventors: Abraham JOSEPHK, Hui-Ju CHO, Yu-Hau SHIH, Chao-Hung KAO, Huang-Chien LIANG
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Patent number: 7732558Abstract: A dendritic compound of the following structure: PDn-Z-L is disclosed. In the structure above, P is X—(CH2CH2—O)r—, r is an integer ranging from 1000 to 4000, X is OH, NH2, or OR, R is C1 to C10alkyl, Dn is a residue of branched C3 to C30 polyol compounds, n is the quantity of layers of the residue of branched compounds and is an integer equal to or greater than 1, L is a metal cation, Z is the residue of a C3 to C30 compound with multi functional groups. The functional groups illustrated above can be carboxylic groups, amino groups, amide groups, or chelating groups. The carboxylic groups, ester groups, amino groups, or amide groups bind to Dn, and the chelating groups bind to the metal cations.Type: GrantFiled: December 27, 2005Date of Patent: June 8, 2010Assignee: Industrial Technology Research InstituteInventors: Abraham Josephk, Hui-Ju Cho, Yu-Hau Shih, Chao-Hung Kao, Huang-Chien Liang
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Patent number: 7504082Abstract: Magnetic nanoparticles are applicable in imaging, diagnosis, therapy, and biomaterial separation. The magnetic nanoparticles are represented as (FewGdx)vZy, wherein w is from 99.9% to 97.5%, x is from 0.1% to 2.5%, Z is an element of the group VIa, and v, y are positive numbers.Type: GrantFiled: January 20, 2006Date of Patent: March 17, 2009Assignee: Industrial Technology Research instituteInventors: Hui-Ju Cho, Sheng-Ming Shih, Yuh-Jiuan Lin, Hong-Dun Lin, Kang-Ping Lin
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Publication number: 20090017518Abstract: A magnetic particle and fabrication method thereof. The magnetic particle comprises a polymer core, a magnetic material layer covering the polymer core, and a silicon containing layer covering the magnetic material layer. In addition, the magnetic particle may further comprise a coupling agent on the silicon containing layer, and an active molecule connected to the coupling agent. The magnetic particles provide controllable size, uniform diameter distribution, high magnetization, improved storage stability, and modified surface for targeting biomolecules for biomaterial separation and environmental analysis.Type: ApplicationFiled: July 11, 2007Publication date: January 15, 2009Inventors: Kun Chan Wu, Hui-Ju Cho, Pei-Shin Jiang, Hsiang Yuan Huang, Wen-Hsun Kuo, Chi-Min Chau
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Patent number: 7410811Abstract: The present invention relates to an analytical method and device utilizing magnetic materials and acoustics sensor. The invention employs a magnetic material modified with specific recognizable molecules to capture a substance in a sample and provides an external magnetic field to draw the magnetic material to an sensing region of an acoustics sensor, and then converts an effect occurred on a surface of the sensing region to an amount of the substance in the sample, wherein the effect is caused by a contact of the surface with the magnetic material and the substance.Type: GrantFiled: December 30, 2005Date of Patent: August 12, 2008Assignee: Industrial Technology Research InstituteInventors: Yuh Jiuan Lin, Kun Feng Lee, Chi Min Chau, Hui Ju Cho
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Patent number: 7396589Abstract: Magnetic nanoparticles are applicable in imaging, diagnosis, therapy, and biomaterial separation. The magnetic nanoparticles comprise a core represented as FexMavZy and a shell of an inner-transition element Mb or the compound thereof, wherein Ma is an inner-transition element, Z is an element of the group Vla, x is greater or equal to 0, and v, y are positive numbers. The surface of the shell is optionally modified by liposome, polymer, aliphatic compound, aromatic compound or combinations thereof.Type: GrantFiled: March 19, 2007Date of Patent: July 8, 2008Assignee: Industrial Technology Research InstituteInventors: Hui-Ju Cho, Sheng-Ming Shih, Yuh-Jiuan Achuan Lin, Hong-Dun Lin, Kang-Ping Lin
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Publication number: 20070166232Abstract: Magnetic nanoparticles are applicable in imaging, diagnosis, therapy, and biomaterial separation. The magnetic nanoparticles comprise a core represented as FexMavZy and a shell of an inner-transition element Mb or the compound thereof, wherein Ma is an inner-transition element, Z is an element of the group Vla, x is greater or equal to 0, and v, y are positive numbers. The surface of the shell is optionally modified by liposome, polymer, aliphatic compound, aromatic compound or combinations thereof.Type: ApplicationFiled: March 19, 2007Publication date: July 19, 2007Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Hui-Ju Cho, Sheng-Ming Shih, Yuh-Jiuan Lin, Hong-Dun Lin, Kang-Ping Lin
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Publication number: 20060286563Abstract: The present invention relates to an analytical method and device utilizing magnetic materials and acoustics sensor. The invention employs a magnetic material modified with specific recognizable molecules to capture a substance in a sample and provides an external magnetic field to draw the magnetic material to an sensing region of an acoustics sensor, and then converts an effect occurred on a surface of the sensing region to an amount of the substance in the sample, wherein the effect is caused by a contact of the surface with the magnetic material and the substance.Type: ApplicationFiled: December 30, 2005Publication date: December 21, 2006Applicant: Industrial Technology ResearchInventors: Yuh-Jiuan Lin, Kun-Feng Lee, Chi-Min Chau, Hui-Ju Cho
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Publication number: 20060165601Abstract: A dendritic compound of the following structure: PDn-Z-L is disclosed. In the structure above, P is X—(CH2CH2—O)r—, r is an integer ranging from 1000 to 4000, X is OH, NH2, or OR, R is C1 to C10alkyl, Dn is a residue of branched C3 to C30 polyol compounds, n is the quantity of layers of the residue of branched compounds and is an integer equal to or greater than 1, L is a metal cation, Z is the residue of a C3 to C30 compound with multi functional groups. The functional groups illustrated above can be carboxylic groups, amino groups, amide groups, or chelating groups. The carboxylic groups, ester groups, amino groups, or amide groups bind to Dn, and the chelating groups bind to the metal cations.Type: ApplicationFiled: December 27, 2005Publication date: July 27, 2006Applicant: Industrial Technology Research InstituteInventors: Abraham Josephk, Hui-Ju Cho, Yu-Hau Shih, Chao-Hung Kao, Huang-Chien Liang
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Publication number: 20060120964Abstract: Magnetic nanoparticles are applicable in imaging, diagnosis, therapy, and biomaterial separation. The magnetic nanoparticles are represented as (FewGdx)Zy, wherein w is from 99.9% to 97.5%, x is from 0.1% to 2.5%, Z is an element of the group VIa, and v, y are positive numbers.Type: ApplicationFiled: January 20, 2006Publication date: June 8, 2006Inventors: Hui-Ju Cho, Sheng-Ming Shih, Yuh-Jiuan Lin, Hong-Dun Lin, Kang-Ping Lin
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Publication number: 20050201941Abstract: A magnetic nanoparticle applicable in imaging, diagnosis, therapy and biomaterial separation. The magnetic nanoparticle is characterized as comprising at least an inner-transition element, represented as FexMavZy, wherein Ma is an inner-transition element, Z is an element of the group VIa, x is greater or equal to 0, and both v and y are positive numbers. The magnetic nanoparticle may further comprise a shell to form a core-shell structure, wherein the shell is an inner-transition element Mb or the compound thereof.Type: ApplicationFiled: May 10, 2005Publication date: September 15, 2005Inventors: Hui-Ju Cho, Sheng-Ming Shih, Yuh-Jiuan Lin, Hong-Dun Lin, Kang-Ping Lin
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Publication number: 20050025971Abstract: A magnetic nanoparticle applicable in imaging, diagnosis, therapy and biomaterial separation. The magnetic nanoparticle is characterized as comprising at least an inner-transition element, represented as FexMavZy, wherein Ma is an inner-transition element, Z is an element of the group VIa, x is greater or equal to 0, and both v and y are positive numbers. The magnetic nanoparticle may further comprise a shell to form a core-shell structure, wherein the shell is an inner-transition element Mb or the compound thereof.Type: ApplicationFiled: December 19, 2003Publication date: February 3, 2005Inventors: Hui-Ju Cho, Sheng-Ming Shih, Yuh-Jiuan Lin, Hong-Dun Lin, Kang-Ping Lin