Biomolecule Or Macromolecule (e.g., Proteins, Atp, Chlorophyl, Beta-carotene, Lipids, Enzymes) (epo) Patents (Class 257/E51.045)
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Patent number: 8779415Abstract: Organic polymeric multi-metallic alkoxide or aryloxide composites are used as dielectric materials in various devices with improved properties such as improved mobility. These composites comprise an organic polymer comprising metal coordination sites, and multi-metallic alkoxide or aryloxide molecules that are coordinated with the organic polymer, the multi-metallic alkoxide or aryloxide molecules being represented by: (M)n(OR)x wherein at least one M is a metal selected from Group 2 of the Periodic Table and at least one other M is a metal selected from any of Groups 3 to 12 and Rows 4 and 5 of the Periodic Table, n is an integer of at least 2, R represents the same or different alkyl or aryl groups, and x is an integer of at least 2.Type: GrantFiled: November 8, 2012Date of Patent: July 15, 2014Assignee: Eastman Kodak CompanyInventors: Deepoak Shukla, Dianne M. Meyer
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Patent number: 8748874Abstract: A protein photoelectric conversion device including a gold electrode; and a substance selected from the group consisting of a metal-substituted cytochrome b562, a zinc chlorin cytochrome b562, a derivative thereof, and a variant thereof immobilized on the gold electrode.Type: GrantFiled: December 28, 2011Date of Patent: June 10, 2014Assignee: Sony CorporationInventors: Seiji Yamada, Yuichi Tokita, Yoshio Goto, Wei Luo, Satoshi Nakamaru
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Patent number: 8592227Abstract: Embodiments of the present disclosure include hybrid quantum dot/protein nanostructure, hybrid quantum dot/protein nanostructure systems, methods of using hybrid quantum dot/protein nanostructures, and the like.Type: GrantFiled: May 4, 2011Date of Patent: November 26, 2013Assignee: The Board of Trustees of the Leland Stanford Junior UniversityInventors: Nan Ma, Jianghong Rao
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Publication number: 20120181517Abstract: A protein photoelectric conversion device including a gold electrode; and a substance selected from the group consisting of a metal-substituted cytochrome b562, a zinc chlorin cytochrome b562, a derivative thereof, and a variant thereof immobilized on the gold electrode.Type: ApplicationFiled: December 28, 2011Publication date: July 19, 2012Applicant: SONY CORPORATIONInventors: Seiji Yamada, Yuichi Tokita, Yoshio Goto, Wei Luo, Satoshi Nakamaru
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Patent number: 8183648Abstract: The present invention relates to a method and apparatus for enhancing the electron transport property measurements of a molecule when the molecule is placed between chemically functionalized carbon-based nanoscopic electrodes to which a suitable voltage bias is applied. The invention includes selecting a dopant atom for the nanoscopic electrodes, the dopant atoms being chemically similar to atoms present in the molecule, and functionalizing the outer surface and terminations of the electrodes with the dopant atoms.Type: GrantFiled: January 26, 2009Date of Patent: May 22, 2012Assignee: UT-Battelle, LLCInventors: Predrag S. Krstic, Vincent Meunier
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Patent number: 8178872Abstract: A molecular device includes a gold electrode, cytochrome c552 or a derivative or variant thereof immobilized on the gold electrode, and an electron transfer protein coupled to the cytochrome c552 or the derivative or variant thereof. Electrons or holes, or both, are transferred through the electron transfer protein by transition of electrons between molecular orbitals of the electron transfer protein.Type: GrantFiled: April 8, 2010Date of Patent: May 15, 2012Assignee: Sony CorporationInventors: Yuichi Tokita, Yoshio Goto, Jusuke Shimura, Seiji Yamada, Wei Luo, Daisuke Yamaguchi, Daisuke Ito
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Publication number: 20120019315Abstract: A bio material receiving device includes a thin film transistor (“TFT”) including a drain electrode, and a nano well accommodating a bio material. The drain electrode includes the nano well. The TFT may be a bottom gate TFT or a top gate TFT. A nano well array may include a plurality of bio material receiving devices. In a method of operating the bio material receiving device, each of the bio material receiving devices may be individually selected in the nano well array. When the bio material is accommodated in the selected bio material receiving device, a voltage is applied so that another bio material is not accommodated.Type: ApplicationFiled: April 28, 2011Publication date: January 26, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: June-young LEE, Su-hyeon KIM
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Publication number: 20110278554Abstract: Embodiments of the present disclosure include hybrid quantum dot/protein nanostructure, hybrid quantum dot/protein nanostructure systems, methods of using hybrid quantum dot/protein nanostructures, and the like.Type: ApplicationFiled: May 4, 2011Publication date: November 17, 2011Applicant: The Board of Trustees of the Leland Stanford Junior UniversityInventors: Nan Ma, Jianghong Rao
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Publication number: 20110253984Abstract: An electronic grade silk solution, an organic thin film transistor (OTFT) and a metal-insulator-metal capacitor with silk protein as the insulating material manufactured by use of the silk solution, and methods for manufacturing the same are disclosed. The OTFT of the present invention comprises: a substrate; a gate disposed on the substrate; a gate insulating layer containing silk protein, which is disposed on the substrate and covers the gate; an organic semiconductor layer; and a source and a drain, wherein the organic semiconductor layer, the source and the drain are disposed over the gate insulating layer.Type: ApplicationFiled: July 22, 2010Publication date: October 20, 2011Inventors: Jenn-Chang HWANG, Chung Hwa Wang, Chao Ying Hsieh
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Patent number: 8017939Abstract: The present disclosure relates to an organic memory device and a fabrication method thereof. The organic memory device comprises a first electrode, a second electrode, and an organic memory layer situated between the electrodes, wherein a metallic nanoparticle layer is further situated between the first electrode and the organic memory layer. Since the organic memory device may be operated using only positive voltages, a 1D1R device composed of one diode and one resistor can be realized and a passive matrix can be realized due to the 1D1R structure. Accordingly, the organic memory device enables higher integration, ultrahigh speeds, larger capacities, lower power consumption, and/or lower prices.Type: GrantFiled: April 24, 2007Date of Patent: September 13, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Won Jae Joo, Seong Jae Choi, Jae Young Choi, Sang Kyun Lee, Kwang Hee Lee
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Publication number: 20110174064Abstract: A method of predicting formation of an amyloid plaque in a peptide sample is disclosed. The method comprises determining presence of quantum confinement in the sample, and predicting that formation of an amyloid plaque is likely to occur if the sample exhibits quantum confinement.Type: ApplicationFiled: September 30, 2009Publication date: July 21, 2011Applicant: Ramot at Tel-Aviv University Ltd.Inventors: Nadav Amdursky, Nadav Amdursky, Ehud Gazit, Gil Rosenman
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Publication number: 20110012096Abstract: A nanostructure comprising at least one semiconductor nanoparticle bound to a photocatalytic unit of a photosynthetic organism is disclosed. The nanoparticle and a binding between the nanoparticle and the photocatalytic unit are selected such that transfer of electrons from the photocatalytic unit to the nanoparticle is prevented or suppressed relative to transfer of excitons from the nanoparticle to the photocatalytic unit. Uses of same and methods of fabricating devices with same are also disclosed. Nanostructures comprising electrically conductive nanoparticles are also disclosed.Type: ApplicationFiled: February 19, 2009Publication date: January 20, 2011Applicants: RAMOT AT TEL-AVIV UNIVERSITY LTD., OHIO UNIVERSITY OFFICES OF INNOVATION CENTER AND TInventors: Chanoch Carmeli, Itai Carmeli, Ludmila Frolov, Shachar Richter, Yossi Rosenwaks, Alexander Govorov
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Publication number: 20100327262Abstract: An optoelectronic device is disclosed. The device comprises one or more modified photocatalytic units, and a semiconductor surface. The modified photocatalytic unit is attached to the semiconductor surface such that when light is absorbed by the photocatalytic unit, an electric field is generated at sufficient amount to induce charge carrier locomotion within the semiconductor. In some embodiments a plurality of photocatalytic unit is attached to the semiconductor surface in oriented manner. The optoelectronic device can be operative in dry environment.Type: ApplicationFiled: August 22, 2007Publication date: December 30, 2010Applicant: Ramot At Tel Aviv UniversityInventors: Chanoch Carmeli, Yossi Rosenwaks, Itai Carmeli, Ludmila Frolov
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Publication number: 20100270543Abstract: The present invention relates to a biomolecule-based electronic device in which the biomolecule with redox potential is directly immobilized on the substrate. The present invention enables to excellently exhibit the capability of a protein-based bio-memory device in which it is preferable to use the substrate on which cysteine-introduced recombinant proteins are effectively immobilized and a self-assembled layer (SAM) is fabricated. It becomes realized that a redox potential is regulated using intrinsic redox potential of the protein dependent on applied voltage. The present invention provides a novel operating method in which three potentials are applied throughout four steps. The present invention has some advantages of fabricating a protein layer in a convenient manner and inducing electron transfer by fundamental electrochemical or electronic operation.Type: ApplicationFiled: April 17, 2008Publication date: October 28, 2010Applicant: Industry-University Cooperation Foundation Sogang UniversityInventors: Jeong-Woo Choi, Jun-Hong Min, Byung-Keun Oh, Hyun-Hee Kim, Young-Jun Kim
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Publication number: 20100264409Abstract: A molecular device includes a gold electrode, cytochrome c552 or a derivative or variant thereof immobilized on the gold electrode, and an electron transfer protein coupled to the cytochrome c552 or the derivative or variant thereof. Electrons or holes, or both, are transferred through the electron transfer protein by transition of electrons between molecular orbitals of the electron transfer protein.Type: ApplicationFiled: April 8, 2010Publication date: October 21, 2010Applicant: SONY CORPORATIONInventors: Yuichi Tokita, Yoshio Goto, Jusuke Shimura, Seiji Yamada, Wei Luo, Daisuke Yamaguchi, Daisuke Ito
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Patent number: 7659590Abstract: The present invention is directed to a memory device having very high storage density capability. In general, the memory device includes an array of individual memory cells which store information that is assigned a value based on the molecular contents of the memory cell. In a preferred embodiment, the molecules utilized for storing information in the memory cells may be single-strand polynucleotides, for instance single-strand oligonucleotides of between about 5 and about 20 monomer units. The present invention is also directed to methods and systems useful for writing and reading the molecular-based memory devices. In particular, the devices may be written and read via modified atomic force microscopy processes.Type: GrantFiled: March 28, 2005Date of Patent: February 9, 2010Assignee: Clemson UniversityInventors: Thomas Boland, Thomas E. Wagner
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Publication number: 20090152536Abstract: A semiconductor device provides a metal contact, a DNA layer, wherein the metal layer and the DNA layer are adapted to form a Schottky barrier junction there between, and a conductive contact with the DNA layer.Type: ApplicationFiled: May 12, 2008Publication date: June 18, 2009Applicant: IPICOM, Inc.Inventor: De Yu Zang
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Publication number: 20090123553Abstract: A tubular or spherical nanostructure composed of a plurality of peptides, wherein each of the plurality of peptides includes no more than 4 amino acids and whereas at least one of the 4 amino acids is an aromatic amino acid.Type: ApplicationFiled: January 2, 2009Publication date: May 14, 2009Applicant: Ramot At Tel Aviv University Ltd.Inventors: Meital Reches, Ehud Gazit
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Patent number: 7465597Abstract: A method for manufacturing a biosensor is provided. The method may include positioning a shadow mask containing a pattern of a plurality of feature sets over a substantially planar base layer containing a plurality of registration points. The method may also include forming at least one of the plurality of feature sets on the substantially planar base layer by selectively depositing a layer of a conductive material on the substantially planar base layer by passing the conductive material through the pattern of the shadow mask and removing the shadow mask from the substantially planar base layer. Alternatively, the method may include providing a laminate structure including a substantially planar base layer containing a plurality of registration points and a photoresist layer containing a pattern of a plurality of feature sets.Type: GrantFiled: June 29, 2006Date of Patent: December 16, 2008Assignee: Home Diagnostics, Inc.Inventors: Greta Wegner, Natasha Popovich
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Publication number: 20080157066Abstract: The present disclosure relates to an organic memory device and a fabrication method thereof. The organic memory device comprises a first electrode, a second electrode, and an organic memory layer situated between the electrodes, wherein a metallic nanoparticle layer is further situated between the first electrode and the organic memory layer. Since the organic memory device may be operated using only positive voltages, a 1D1R device composed of one diode and one resistor can be realized and a passive matrix can be realized due to the 1D1R structure. Accordingly, the organic memory device enables higher integration, ultrahigh speeds, larger capacities, lower power consumption, and/or lower prices.Type: ApplicationFiled: April 24, 2007Publication date: July 3, 2008Inventors: Won Jae Joo, Seong Jae Choi, Jae Young Choi, Sang Kyun Lee, Kwang Hee Lee
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Patent number: 7288785Abstract: The present invention relates to a substantially planar substrate for use in patch clamp analysis of the electrophysiological properties of a cell membrane comprising a glycocalyx, wherein the substrate comprises an aperture having a rim, the rim being adapted to form a gigaseal upon contact with the cell membrane, The invention further provides a method of making such a substrate and method for analysing the electrophysiological properties of a cell membrane comprising a glycocalyx.Type: GrantFiled: April 17, 2003Date of Patent: October 30, 2007Assignee: Sophion Bioscience A/SInventors: Ras Kaas Vestergaard, Niels Willumsen, Nicholas Oswald, Jonatan Kutchinsky, Dirk Reuter, Rafael Taboryski
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Patent number: 6872971Abstract: A method for forming arrays of metal, alloy, semiconductor or magnetic clusters is described. The method comprises placing a scaffold on a substrate, the scaffold comprising, for example, polynucleotides and/or polypeptides, and coupling the clusters to the scaffold. Methods of producing arrays in predetermined patterns and electronic devices that incorporate such patterned arrays are also described.Type: GrantFiled: February 19, 2004Date of Patent: March 29, 2005Assignee: The State of Oregon acting by and through the State Board of Higher Education on behalf of The University of OregonInventors: James E. Hutchinson, Scott M. Reed, Martin N. Wybourne