Patents Assigned to Nanoset, LLC
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Patent number: 7162302Abstract: A shielded medical device implanted in a biological organism. The device has a magnetic shield, and the magnetic shield contains a layer of nanomagnetic material; such layer has a morphological density of at least 98 percent; and it is bonded to the medical device by means of an interlayer with a thickness of less than about 10 microns. The nanomagnetic material in such layer has a saturation magnetization of from about 1 to about 36,000 Gauss, a coercive force of from about 0.01 to about 5,000 Oersteds, a relative magnetic permeability of from about 1 to about 500,000, and an average particle size of less than about 100 nanometers.Type: GrantFiled: February 25, 2004Date of Patent: January 9, 2007Assignee: Nanoset LLCInventors: Xingwu Wang, Howard J. Greenwald, Ronald E. Miller, Jeffrey L. Helfer, Robert Gray
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Patent number: 7127294Abstract: A magnetically shielded assembly with a medical device located near biological tissue. The assembly contains a device for limiting the amount of current flowing through the biological tissue, and a magnetic shield. The magnetic shield is located over at least a portion of the medical device, and it contains nanomagnetic material.Type: GrantFiled: February 13, 2003Date of Patent: October 24, 2006Assignee: Nanoset LLCInventors: Xingwu Wang, Howard J. Greenwald
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Publication number: 20060213762Abstract: A cylindrical sputtering target including a cylinder of a first material wherein the inner wall of the cylinder has embedded within it a pattern of small pieces of one or more different materials, whereby such target produces a spatially and compositionally uniform coating on a substrate in a cylindrical sputtering process. The molar ratio of the multiple materials in the coating composition is influenced by the size, shape, and geometrical pattern of the material pieces embedded in the inner cylinder wall.Type: ApplicationFiled: February 28, 2006Publication date: September 28, 2006Applicant: Nanoset LLCInventor: Xingwu Wang
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Patent number: 7091412Abstract: A shielded medical device implanted in a biological organism. The device has a magnetic shield, and the magnetic shield contains a layer of nanomagnetic material; such layer has a morphological density of at least 98 percent. The nanomagnetic material in such layer has a saturation magnetization of from about 1 to about 36,000 Gauss, a coercive force of from about 0.01 to about 5,000 Oersteds, a a relative magnetic permeability of from about 1 to about 500,000, and an average particle size of less than about 100 nanometers.Type: GrantFiled: February 17, 2004Date of Patent: August 15, 2006Assignee: Nanoset, LLCInventors: Xingwu Wang, Howard J. Greenwald, Ronald E. Miller, Jeffrey L. Helfer, Robert Gray
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Patent number: 6980865Abstract: An implantable device that contains a power source, a device for producing electrical signals, and a conductor assembly for communicating the electrical signals to biological matter. The conductor assembly contains of a conductor that is capable of being flexed at least about 15 degrees and that has a resistivity at 20 degrees Centigrade of from about 1 to about 100 micro ohm-centimeters. The conductor assembly also contains a magnetic shield located above the flexible conductor; the magnetic shield contains an antithrombogenic composition. The magnetic shield also contains a magnetic shielding material that has a magnetic shielding factor of at least about 0.5.Type: GrantFiled: December 7, 2002Date of Patent: December 27, 2005Assignee: Nanoset, LLCInventors: Xingwu Wang, Jeffrey L. Helfer, Howard J. Greenwald
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Patent number: 6971391Abstract: An assembly for protecting biological tissue from the effects of heating. The assembly contains a conductor in contact with the biological tissue and forming an electrical circuit comprising the biological tissue. The assembly contains a device for modifying the impedance of the electrical circuit such that, at a frequency of from about 10 megahertz to about 150 megahertz, such impedance is at least about 0.5 ohms per centimeter of length of said conductor. The assembly also contains a device for limiting the flow of current through the biological tissue such that, when the assembly is exposed to an alternating current electromagnetic field at a frequency of 64 megahertz and a magnetic field strength of 1.5 Tesla for 15 minutes, the temperature of the biological tissue does not exceed 42 degrees Celsius.Type: GrantFiled: February 24, 2003Date of Patent: December 6, 2005Assignee: Nanoset, LLCInventors: Xingwu Wang, Howard J. Greenwald, Jeffrey L. Helfer, Robert W. Gray
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Patent number: 6930242Abstract: A conductor assembly that contains a flexible conductor and a layer of nanomagnetic material coated onto the conductor. The layer of nanomagnetic material has a tensile modulus of elasticity of at least about 15×106 pounds per square inch, an average particle size of less than 100 nanometers, a saturation magnetization of from about 200 to about 26,000 Gauss, and a thickness of less than about 2 microns.Type: GrantFiled: March 4, 2002Date of Patent: August 16, 2005Assignee: Nanoset, LLCInventors: Jeffrey L. Helfer, Xingwu Wang
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Patent number: 6914412Abstract: A process for transferring electrical energy from a first electrical energy storage device to a second, rechargeable electrical storage device. In this process, the voltage in the energy storage devices are sensed and the difference in such voltages is determined. The rate of current flow from the first to the second energy storage device (and vice versa) is then repeatedly adjusted. A controller, which is preferably powered by the first and second storage devices, monitors and adjusts the voltage levels in each of such devices and the current flows between the devices.Type: GrantFiled: May 21, 2003Date of Patent: July 5, 2005Assignee: Nanoset, LLCInventors: Xingwu Wang, Robert Allen Fransman
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Patent number: 6906256Abstract: An assembly that contains a substrate, nanomagnetic material, and a device for cooling the substrate. The nanomagnetic material has a mass density of at least about 0.01 grams per cubic centimeter, a saturation magnetization of from about 1 to about 36,000 Gauss, a coercive force of from about 0.01 to about 5,000 Oersteds, a relative magnetic permeability of from about 1 to about 500,000, and an average particle size of less than about 100 nanometers.Type: GrantFiled: October 18, 2002Date of Patent: June 14, 2005Assignee: Nanoset, LLCInventor: Xingwu Wang
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Patent number: 6864418Abstract: A shielded substrate assembly that contains a magnetic shield with a layer of magnetic shielding material; the magnetic shield has a magnetic shielding factor of at least about 0.5. The magnetic shield contains nanomagnetic material nanomagnetic material with a mass density of at least about 0.01 grams per cubic centimeter, a saturation magnetization of from about 1 to about 36,000 Gauss, a coercive force of from about 0.01 to about 5,000 Oersteds, a relative magnetic permeability of from about 1 to about 500,000, and an average particle size of less than about 100 nanometers. The nanomagnetic material contains magnetic material with a coherence length of from about 0.1 to about 100 nanometers.Type: GrantFiled: December 18, 2002Date of Patent: March 8, 2005Assignee: Nanoset, LLCInventors: Xingwu Wang, Howard J. Greenwald
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Patent number: 6846985Abstract: A shielded assembly containing a substrate and a shield. The shield contains both nanomagnetic material and a material with an electrical resistivity of from about 1 microohm-centimeter to about 1×1025 microohm centimeters. The nanomagnetic material has a mass density of at least about 0.01 grams per cubic centimeter, a saturation magnetization of from about 1 to about 36,000 Gauss, a coercive force of from about 0.01 to about 5000 Oersteds, a relative magnetic permeability of from about 1 to about 500,000, and an average particle size of less than about 100 nanometers.Type: GrantFiled: March 26, 2004Date of Patent: January 25, 2005Assignee: Nanoset, LLCInventors: Xingwu Wang, Jeffrey L. Helfer, Stuart G. MacDonald
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Patent number: 6844492Abstract: A magnetically shielded conductor assembly with a conductor device and a film of nanomagnetic material located above the conductor device. The conductor device has a resistivity of from about 1 to about 2,000 micro ohm-centimeters. The film of nanomagnetic material has a thickness of from about 100 nanometers to about 10 micrometers and a magnetic shielding factor of at least about 0.5. The nanomagnetic material has a mass density of at least about 0.01 grams per cubic centimeter, a saturation magnetization of from about 1 to about 36,000 Gauss, a coercive force of from about 0.01 to about 5,000 Oersteds, a relative magnetic permeability of from about 1 to about 500,000, and an average particle size of less than about 100 nanometers.Type: GrantFiled: September 13, 2002Date of Patent: January 18, 2005Assignee: Nanoset, LLCInventors: Xingwu Wang, Jeffrey L. Helfer
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Patent number: 6815609Abstract: A magnetically shielded substrate assembly includes a substrate and, disposed over the substrate, a magnetic shield with a magnetic shielding factor of at least about 0.5. The magnetic shield has a film of nanomagnetic material containing at least about 40 weight percent of nomagnetic material with a mass density of at least about 0.01 grams per cubic centimeter, a saturization magnetization of from about 1 to about 36,000 Gauss, a coercive force of from about 0.01 to about 5,000 Oersteds, a relative magnetic permeability of from about 1 to about 500,000, and an average particle size of less than about 100 nanometers. This film of nanomagnetic material has a squareness of from about 0.5 to about 1.0.Type: GrantFiled: April 8, 2003Date of Patent: November 9, 2004Assignee: Nanoset, LLCInventors: Xingwu Wang, Howard J. Greenwald, Ronald E. Miller
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Patent number: 6811907Abstract: A fuel processor assembly that contains a device for supplying a high voltage electric discharge, a first catalytic body, and a second catalytic body. The two catalytic bodies have different shapes and properties.Type: GrantFiled: December 8, 2001Date of Patent: November 2, 2004Assignee: Nanoset, LLCInventors: Xingwu Wang, Huihui Duan, Bigang Min
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Patent number: 6800386Abstract: A process for preparing hydrogen in a fuel processor assembly containing a device for supplying a high voltage electrical discharge within the fuel processor, a first catalytic body disposed within the fuel processor, and a second catalytic body disposed within the fuel processor. Each of the catalytic bodies have different shapes.Type: GrantFiled: February 25, 2002Date of Patent: October 5, 2004Assignee: Nanoset, LLCInventors: Xingwu Wang, Huihui Duan, Bigang Min
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Patent number: 6768053Abstract: A shielded assembly that includes a power source for generating electricity, a device for converting the electricity into optical energy, a device for converting the optical energy into electrical energy, and a load connected to the electrical energy. At least one lead connected to the load is shielded with nanomagnetic material.Type: GrantFiled: January 3, 2003Date of Patent: July 27, 2004Assignee: Nanoset, LLCInventors: Xingwu Wang, Bigang Min
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Patent number: 6765144Abstract: An assembly for shielding an implanted medical device from the effects of high-frequency radiation and for emitting magnetic resonance signals during magnetic resonance imaging. The assembly includes an implanted medical device and a magnetic shield comprised of nanomagnetic material disposed between the medical device and the high-frequency radiation. In one embodiment, the magnetic resonance signals are detected by a receiver, which is thus able to locate the implanted medical device within a biological organism.Type: GrantFiled: March 7, 2003Date of Patent: July 20, 2004Assignee: Nanoset, LLCInventors: Xingwu Wang, Howard J. Greenwald, Jeffrey L. Helfer, Robert W. Gray, Michael L. Weiner
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Patent number: 6713671Abstract: A shielded assembly containing a substrate and a shield. The shield contains both nanomagnetic material and a material with an electrical resistivity of from about 1 microohm-centimeter to about 1×1025 microohm centimeters. The nanomagnetic material has a mass density of at least about 0.01 grams per cubic centimeter, a saturation magnetization of from about 1 to about 36,000 Gauss, a coercive force of from about 0.01 to about 5000 Oersteds, a relative magnctic permeability of from about 1 to about 500,000, and an average particle size of less than about 100 nanometers.Type: GrantFiled: November 25, 2002Date of Patent: March 30, 2004Assignee: Nanoset, LLCInventors: Xingwu Wang, Jeffrey L. Helfer, Stuart G. MacDonald
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Patent number: 6673999Abstract: A sheath assembly with a magnetic shielding factor of at least about 0.9 that contains a sheath. The sheath includes nanomagnetic material, The nanomagnetic material has a mass density of at least about 0.01 grams per cubic centimeter, a saturation magnetization of from about 1 to about 36,000 Gauss, a coercive force of from about 0.01 to about 5,000 Oersteds, a relative magnetic permeability of from about 1 to about 500,000, and an average particle size of less than about 100 nanometers.Type: GrantFiled: September 30, 2002Date of Patent: January 6, 2004Assignee: Nanoset LLCInventors: Xingwu Wang, Jeffrey L. Helfer, Stuart G. MacDonald
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Patent number: 6506972Abstract: A magnetically shielded conductor assembly containing a conductor disposed within an insulating matrix, and a layer composed of nanomagentic material disposed around the first conductor. The conductor has a resistivity at 20 degrees Centigrade of from about 1 to about 100 microohm-centimeters. The insulating matrix is comprised of nano-sized particles having a maximum dimension of from about 10 to about 100 nanometers. The insulating matrix has a resistivity of from about 1,000,000,000 to about 10,000,000,000,000 ohm-centimeter. The nanomagnetic material has an average particle size of less than about 100 nanometers. The layer of nanomagnetic material has a saturation magnetization of from about 200 to about 26,000 Gauss and a thickness of less than about 2 microns. The magnetically shielded conductor assembly is flexible, having a bend radius of less than 2 centimeters.Type: GrantFiled: January 22, 2002Date of Patent: January 14, 2003Assignee: Nanoset, LLCInventor: Xingwu Wang