Patents by Inventor David Leamon
David Leamon 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: 10932457Abstract: A bait mover fishing bobber having a battery, control circuit board, memory, a processor, a communication device, and a motor. The motor connects to coupling that extends through the wall of the lower housing. An armature which is located outside of the bobber connects to the opposing end of the coupling and to an opening on the antipodal side of the lower housing from the motor. The control circuit board is programmed to cause variations to the movement and interval of moments of the armature. The control circuit board contains components that allow the armature to be controlled from programs stored in its memory or by using an application on a mobile device. The armature is caused to move such that it engages with fishing line such that any bait on the end of the fishing line will that will move both vertically and horizontally.Type: GrantFiled: January 21, 2019Date of Patent: March 2, 2021Inventor: David LeaMon Elliott
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Publication number: 20200229416Abstract: A bait mover fishing bobber having a battery, control circuit board, memory, a processor, a communication device, and a motor. The motor connects to coupling that extends through the wall of the lower housing. An armature which is located outside of the bobber connects to the opposing end of the coupling and to an opening on the antipodal side of the lower housing from the motor. The control circuit board is programmed to cause variations to the movement and interval of moments of the armature. The control circuit board contains components that allow the armature to be controlled from programs stored in its memory or by using an application on a mobile device. The armature is caused to move such that it engages with fishing line such that any bait on the end of the fishing line will that will move both vertically and horizontally.Type: ApplicationFiled: January 21, 2019Publication date: July 23, 2020Inventor: David LeaMon Elliott
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Patent number: 10124322Abstract: The present disclosure relates to micron-sized particle used for catalyzing and storing NOx gases, such as those found in vehicle exhaust emissions, washcoats employing micron-sized particle used for catalyzing and storing NOx gases, washcoat coated substrates, lean NOx trap (LNT) systems, and vehicles using such systems. Also provided are methods of preparing micron-sized particle used for catalyzing and storing NOx gases, as well as preparation of washcoats and coated substrates. More specifically, the present disclosure relates to a lean NOx trapping materials, wherein the materials include a NOx catalytic component attached to a micron-sized carrier particle and a NOx storage component, as well as washcoats and coated substrates useful in the treatment of exhaust gases. In some embodiments, a portion of the NOx storage component is attached to the micron-sized carrier particle.Type: GrantFiled: February 9, 2016Date of Patent: November 13, 2018Assignee: Umicore AG & Co. KGInventors: Maximilian A. Biberger, Bryant Kearl, Qinghua Yin, Xiwang Qi, David Leamon
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Publication number: 20180207620Abstract: The present disclosure relates to micron-sized particle used for catalyzing and storing NOx gases, such as those found in vehicle exhaust emissions, washcoats employing micron-sized particle used for catalyzing and storing NOx gases, washcoat coated substrates, lean NOx trap (LNT) systems, and vehicles using such systems. Also provided are methods of preparing micron-sized particle used for catalyzing and storing NOx gases, as well as preparation of washcoats and coated substrates. More specifically, the present disclosure relates to a lean NOx trapping materials, wherein the materials include a NOx catalytic component attached to a micron-sized carrier particle and a NOx storage component, as well as washcoats and coated substrates useful in the treatment of exhaust gases. In some embodiments, a portion of the NOx storage component is attached to the micron-sized carrier particle.Type: ApplicationFiled: March 23, 2018Publication date: July 26, 2018Inventors: Maximilian Biberger, Bryant Kearl, Qinghua Yin, Xiwang Qi, David Leamon
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Publication number: 20170306170Abstract: Composite compositions comprising metal nanoparticles and/or microparticles and a binder are provided. Composites are tunable to achieved specific desired characteristics, such as sintering temperature, melting temperature, print resolution, and surface binding capabilities. Preferably, the metal particles may be produced using plasma-based technology. The composites are spreadable or printable and are especially useful in the field of electronics. The composites are capable of being used to form highly conductive wires or traces in electronic components. Preferably, the resulting metal structure has a low level of metal oxidation. The disclosure also includes methods for producing composite materials.Type: ApplicationFiled: August 28, 2015Publication date: October 26, 2017Inventors: David LEAMON, Maximilian A. BIBERGER
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Publication number: 20170151552Abstract: The present disclosure relates to a substrate comprising nanoparticle catalysts and NOx storage materials for treatment of gases, and washcoats for use in preparing such a substrate. Also provided are methods of preparation of the nanoparticle catalysts and NOx storage materials, as well as methods of preparation of the substrate comprising the nanoparticle catalysts and NOx storage materials. More specifically, the present disclosure relates to a coated substrate comprising nanoparticle catalysts and NOx storage materials for lean NOx trap (LNT) systems, useful in the treatment of exhaust gases.Type: ApplicationFiled: November 8, 2016Publication date: June 1, 2017Inventors: Bryant KEARL, Qinghua YIN, Xiwang QI, David LEAMON, Maximilian A. BIBERGER
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Patent number: 9586179Abstract: Disclosed are, inter alia, methods of forming coated substrates for use in catalytic converters, as well as washcoat compositions and methods suitable for using in preparation of the coated substrates, and the coated substrates formed thereby, which in some cases use iron-exchanged zeolite particles that provide enhanced performance such as lower light-off temperatures and lower pollutant levels in exhaust gases. The catalytic material is prepared by a plasma-based method, yielding catalytic material with a lower tendency to migrate on support at high temperatures, and thus less prone to catalyst aging after prolonged use. Also disclosed are catalytic converters using the coated substrates, which have favorable properties as compared to catalytic converters using catalysts deposited on substrates using solution chemistry.Type: GrantFiled: July 24, 2014Date of Patent: March 7, 2017Assignee: SDCmaterials, Inc.Inventors: Qinghua Yin, Xiwang Qi, Maximilian A. Biberger, David Leamon
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Patent number: 9517448Abstract: The present disclosure relates to a substrate comprising nanoparticle catalysts and NOx storage materials for treatment of gases, and washcoats for use in preparing such a substrate. Also provided are methods of preparation of the nanoparticle catalysts and NOx storage materials, as well as methods of preparation of the substrate comprising the nanoparticle catalysts and NOx storage materials. More specifically, the present disclosure relates to a coated substrate comprising nanoparticle catalysts and NOx storage materials for lean NOx trap (LNT) systems, useful in the treatment of exhaust gases.Type: GrantFiled: October 22, 2014Date of Patent: December 13, 2016Assignee: SDCmaterials, Inc.Inventors: Bryant Kearl, Qinghua Yin, Xiwang Qi, David Leamon, Maximilian A. Biberger
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Publication number: 20160228852Abstract: The present disclosure relates to micron-sized particle used for catalyzing and storing NOx gases, such as those found in vehicle exhaust emissions, washcoats employing micron-sized particle used for catalyzing and storing NOx gases, washcoat coated substrates, lean NOx trap (LNT) systems, and vehicles using such systems. Also provided are methods of preparing micron-sized particle used for catalyzing and storing NOx gases, as well as preparation of washcoats and coated substrates. More specifically, the present disclosure relates to a lean NOx trapping materials, wherein the materials include a NOx catalytic component attached to a micron-sized carrier particle and a NOx storage component, as well as washcoats and coated substrates useful in the treatment of exhaust gases. In some embodiments, a portion of the NOx storage component is attached to the micron-sized carrier particle.Type: ApplicationFiled: February 9, 2016Publication date: August 11, 2016Inventors: Maximilian A. BIBERGER, Bryant KEARL, Qinghua Yin, Xiwang Qi, David Leamon
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Publication number: 20160030910Abstract: The present disclosure relates to a nanoparticle production system and methods of using the system. The nanoparticle production system includes a plasma gun including a male electrode, a female electrodes and a working gas supply configured to deliver a working gas in a vortexing helical flow direction across a plasma generation region. The system also includes a continuous feed system, a quench chamber, a cooling conduit that includes a laminar flow disruptor, a system overpressure module, and a conditioning fluid purification and recirculation system.Type: ApplicationFiled: March 12, 2014Publication date: February 4, 2016Inventors: Maximillian A. BIBERGER, David LEAMON, Frederick p. LAYMAN, Paul LEFEVRE
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Patent number: 9149797Abstract: A method of producing a catalyst comprising: mixing catalytic particles and a solvent, thereby forming a mixture; performing a size distribution analysis on the mixture to determine a size distribution profile; repeating the mixing of the catalytic particles and the solvent in the mixture if the size distribution profile is below a threshold; centrifuging the mixture if the size distribution profile is at or above the threshold, thereby forming a supernate and a precipitate, wherein the supernate comprises a dispersion including the catalytic particles and the solvent; decanting the mixture, separating the supernate from the precipitate; determining the particle content of the separated supernate; determining a volume of the dispersion to be applied to a catalyst support based on one or more properties of the catalyst support; and impregnating the catalyst support with the catalytic particles in the dispersion by applying the volume of the dispersion to the catalyst support.Type: GrantFiled: December 10, 2010Date of Patent: October 6, 2015Assignee: SDCmaterials, Inc.Inventor: David Leamon
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Publication number: 20150165418Abstract: The present disclosure relates to a substrate comprising nanoparticle catalysts and NOx storage materials for treatment of gases, and washcoats for use in preparing such a substrate. Also provided are methods of preparation of the nanoparticle catalysts and NOx storage materials, as well as methods of preparation of the substrate comprising the nanoparticle catalysts and NOx storage materials. More specifically, the present disclosure relates to a coated substrate comprising nanoparticle catalysts and NOx storage materials for lean NOx trap (LNT) systems, useful in the treatment of exhaust gases.Type: ApplicationFiled: October 22, 2014Publication date: June 18, 2015Inventors: Bryant KEARL, Qinghua Yin, Xiwang Qi, David Leamon, Maximilian A. Biberger
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Publication number: 20150140317Abstract: The present invention relates to the field of catalysts, and more specifically to nanoparticle catalysts. Materials with high porosity which contain nanoparticles can be created by various methods, such as sol-gel synthesis. The invention provides catalytic materials with very high catalytically active surface area, and methods of making and using the same. Applications include, but are not limited to, catalytic converters for treatment of automotive engine exhaust.Type: ApplicationFiled: September 23, 2014Publication date: May 21, 2015Inventors: MAXIMILIAN A. BIBERGER, Bryant Kearl, Xiwang Qi, Qinghua Yin, David Leamon
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Publication number: 20150093312Abstract: Disclosed are, inter alia, methods of forming coated substrates for use in catalytic converters, as well as washcoat compositions and methods suitable for using in preparation of the coated substrates, and the coated substrates formed thereby, which in some cases use iron-exchanged zeolite particles that provide enhanced performance such as lower light-off temperatures and lower pollutant levels in exhaust gases. The catalytic material is prepared by a plasma-based method, yielding catalytic material with a lower tendency to migrate on support at high temperatures, and thus less prone to catalyst aging after prolonged use. Also disclosed are catalytic converters using the coated substrates, which have favorable properties as compared to catalytic converters using catalysts deposited on substrates using solution chemistry.Type: ApplicationFiled: July 24, 2014Publication date: April 2, 2015Inventors: Qinghua YIN, Xiwang QI, Maximilian A. BIBERGER, David LEAMON
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Patent number: 8992820Abstract: A method of making ceramics is provided. The method comprises preparing a dispersion of a nano-material. A slurry of a ceramic matrix material is prepared. The nano-dispersion is mixed with the matrix slurry to form a nano-dispersion/slurry mixture. The nano-dispersion/slurry mixture is dried. The nano-dispersion/slurry mixture is pressed into a final manufacture comprising a granular structure including the nano-material bonded within and uniformly distributed throughout the granular structure. The manufacture comprises an increased fracture toughness compared with a conventional manufacture produced without bonding the nano-material within the granular structure. The nano-material has a size on the order of tens of nanometers. The matrix material has a size on the order of several micrometers. Five percent of the nano-dispersion/slurry mixture comprises the nano-material dispersion. Sintering is performed on the final form using a sintering process following the pressing step.Type: GrantFiled: December 7, 2010Date of Patent: March 31, 2015Assignee: SDCmaterials, Inc.Inventors: Qinghua Yin, Xiwang Qi, Maximilian A. Biberger, David Leamon
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Patent number: 8932514Abstract: A method of making glass is provided. The method comprises preparing a dispersion of a nano-material. A slurry of a glass matrix material is prepared. The nano-dispersion is mixed with the matrix slurry to form a nano-dispersion/slurry mixture. The nano-dispersion/slurry mixture is dried. The nano-dispersion/slurry mixture is pressed into a final manufacture comprising a molecular structure including the nano-material bonded within and uniformly distributed throughout the molecular structure. The manufacture comprises an increased fracture toughness compared with a conventional manufacture produced without bonding the nano-material within the molecular structure. The nano-material has a size on the order of tens of nanometers. The matrix material has a size on the order of several micrometers. Five percent of the nano-dispersion/slurry mixture comprises the nano-material dispersion. Sintering is performed on the final form using a sintering process following the pressing step.Type: GrantFiled: December 7, 2010Date of Patent: January 13, 2015Assignee: SDCmaterials, Inc.Inventors: Qinghua Yin, Xiwang Qi, Maximilian A. Biberger, David Leamon
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Publication number: 20140318318Abstract: A plasma gun system comprising: a plasma gun comprising an outlet, wherein the plasma gun is configured to generate a plasma stream and provide the plasma stream to the outlet; and a plasma gun extension assembly configured to be coupled to the plasma gun, wherein the plasma gun extension assembly comprises an extension chamber and a port, the extension chamber having an interior diameter defined by a chamber wall and being configured to receive the plasma stream from the outlet of the plasma gun and to enable the plasma stream to expand upon entering the extension chamber, and the port being configured to introduce a powder to the expanded plasma stream at a location outside of the plasma gun.Type: ApplicationFiled: July 10, 2014Publication date: October 30, 2014Inventors: FREDERICK P. LAYMAN, David Leamon
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Patent number: 8859035Abstract: A method of enhancing the flowability of a powder. The powder is defined by a plurality of particles having an initial level of inter-particle forces between each particle. The method comprises: treating the powder, wherein the level of inter-particle forces between each particle is substantially decreased from the initial level; fluidizing the treated powder; flowing the treated powder into a plasma arc chamber; the plasma arc chamber generating a plasma arc; and the plasma arc chamber operating on the treated powder using the generated plasma arc. Preferably, the inter-particle forces are decreased by coating the particles with an organic surfactant.Type: GrantFiled: December 7, 2010Date of Patent: October 14, 2014Assignee: SDCmaterials, Inc.Inventor: David Leamon
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Publication number: 20140263190Abstract: The present disclosure relates to a nanoparticle production system and methods of using the system. The nanoparticle production system includes a plasma gun including a male electrode, a female electrodes and a working gas supply configured to deliver a working gas in a vortexing helical flow direction across a plasma generation region. The system also includes a continuous feed systems, a quench chamber, a cooling conduit that includes a laminar flow disruptor, a system overpressure module, and a conditioning fluid purification and recirculation system.Type: ApplicationFiled: March 12, 2014Publication date: September 18, 2014Inventors: Maximilian A. Biberger, David Leamon, Frederick P. Layman, Paul Lefevre
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Patent number: 8828328Abstract: Apparatuses for and methods of nano-material powder preservation and dispersion in liquid, capture, and treatments are disclosed. The applications of the present disclosure ensure powder accountability of the nano-materials preventing the nano material from dispersing into the air. The method of treating a nano-material comprises receiving a nano-material and mixing/dispersing the nano-material with a fluid in a vessel until the nano-material is sealed by the fluid. The apparatus for treating a nano-material comprises a hermetically sealable vessel containing a nano-material and a fluid, wherein the fluid is configured to increase the isolation between particles of the nano-material.Type: GrantFiled: December 15, 2010Date of Patent: September 9, 2014Assignee: SDCmaterails, Inc.Inventors: David Leamon, Frederick P. Layman, Eliseo Ruiz, Maximilian A. Biberger