Patents by Inventor David P. Brown
David P. Brown 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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Publication number: 20240122276Abstract: Aspects herein are directed to an apparel item that promotes thermo-regulation through the use of engineered openings, venting, and/or stand-off structures. In exemplary aspects, 20-45% of the apparel item may comprise the engineered openings. Vents may be positioned on the apparel item in areas that experience high amounts of air flow to help channel air into the apparel item. The stand-off structures may be positioned on an inner-facing surface of the apparel item where they help to create a space between the apparel item and the wearer's body surface in which air can flow and help cool the wearer by promoting evaporative cooling.Type: ApplicationFiled: December 8, 2023Publication date: April 18, 2024Inventors: Collin Bailey, Kim D. Baschak, Olivia A. Echols, Stacey L. Hansen, Lucas Hartman, Rebecca P. Hurd, Adam Parkinson, Shannon K. Redell, David Sagan, Susan L. Sokolowski, Stuart B. Brown, Matthew J. Hancock
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Patent number: 11945041Abstract: A cap extractor for a welding gun includes a housing, a pair of springs, and first and second arms that are arranged between the springs. Each of the first and second arms have teeth that are configured to engage a welding cap. The first and second arms are configured to move relative to the housing in first and second directions that are transverse to one another by deflecting the springs.Type: GrantFiled: December 9, 2020Date of Patent: April 2, 2024Assignee: DOBEN LIMITEDInventors: David M. Simone, Daniel P. Vanderzwet, Philip W. Brown
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Patent number: 10718503Abstract: A touch controllable light-emitting film is provided. It comprises a flexible, formable, foldable, stretchable and/or bendable light-emitting and/or light transmitting active layer. It also comprises at least two conductive or semi-conductive electrodes positioned on each side of the light-emitting active layer and/or light-blocking layer, wherein at least one electrode comprises HARMs (High Aspect Ratio Molecular structures), Monolayer Crystalline Surface (MCS) structures, transparent conductive oxides, conductive or semiconductive polymers and/or a metal mesh.Type: GrantFiled: May 14, 2014Date of Patent: July 21, 2020Assignee: Canatu OyInventor: David P. Brown
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Publication number: 20200058958Abstract: An electrochemical cell for an energy-dense rechargeable battery is provided. The cell includes a solid metallic sodium anode, which is deposited over a suitable current collector during the cell charging process. Several variations of compatible electrolytes are disclosed, along with novel cathode materials for building the complete high-energy battery cell.Type: ApplicationFiled: March 3, 2017Publication date: February 20, 2020Applicant: BroadBit Batteries OyInventors: Andras KOVACS, Débora RUIZ-MARTÍNEZ, Roberto GÓMEZ-TORREGROSA, Tapani ALASAARELA, David P. BROWN
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Publication number: 20180290886Abstract: The embodiment relates to a method for the production of an at least partially electrically conductive or semi-conductive element on a structure, wherein the element comprises one or more layers, and is configured to serve as a capacitive touch and/or proximity sensitive film, the method comprising the steps of a) forming a formable element comprising one or more layers, wherein at least one layer comprises a network of high aspect ratio molecular structures (HARM-structures), wherein the HARM-structures are electrically conductive or semi-conductive, and b) arranging the formable element in a conformal manner onto a structure by thermoforming the formable element on a three-dimensional surface of the structure, for producing a conformal and at least partially electrically conductive or semi-conductive element comprising one or more layers, wherein at least one layer comprises a network of HARM-structures, on the three dimensional surface of the structure.Type: ApplicationFiled: June 6, 2018Publication date: October 11, 2018Inventor: David P. BROWN
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Patent number: 9776206Abstract: A method for depositing high aspect ratio molecular structures (HARMS), which method comprises applying a force upon an aerosol comprising one or more HARM-structures, which force moves one or more HARM-structures based on one or more physical features and/or properties towards one or more predetermined locations for depositing one or more HARM-structures in a pattern by means of an applied force.Type: GrantFiled: January 2, 2015Date of Patent: October 3, 2017Assignee: CANATU OYInventors: David P. Brown, Albert G. Nasibulin, Esko I. Kauppinen, David Gonzales
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Publication number: 20170203967Abstract: A method for producing nanomaterial comprising carbon is disclosed. The method comprises introducing a combination of two or more carbon sources into a synthesis reactor; decomposing at least partially the two or more carbon sources in the synthesis reactor to release carbon from the two or more carbon sources; and synthesizing the nanomaterial comprising carbon from the released carbon in the synthesis reactor.Type: ApplicationFiled: May 23, 2014Publication date: July 20, 2017Applicant: Canatu OyInventors: David P. Brown, Olivier Reynaud, Anton Sergeevich Anisimov, Bjørn Friður Mikladal, Ilkka Varjos
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Publication number: 20170113213Abstract: A method for producing catalyst particles is disclosed and includes forming a solution including a solvent and a material including catalyst material, wherein the material including catalyst material is dissolved or emulsified in the solvent; aerosolizing the formed solution to produce droplets including the material including catalyst material; and treating the droplets to produce catalyst particles or intermediate catalyst particles from the material including catalyst material comprised in the droplets. A method for producing nanomaterials, an apparatus, a catalyst particle and a solution droplet for the production of a catalyst particle are also disclosed.Type: ApplicationFiled: June 8, 2015Publication date: April 27, 2017Inventors: David P. Brown, Olivier Reynaud, Anton Sergeevich Anisimov, Albert G. Nasibulin
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Patent number: 9569023Abstract: A touch sensitive film (1) includes a conductive layer (2) having a touch sensing region (3), and a user input surface (4). The user input surface of the touch sensitive film includes a tactilely distinguishable surface feature (5) deviating from the general nature of the user input surface (4) for identifying the location of the touch sensing region (3) by sensing the tactilely distinguishable surface feature.Type: GrantFiled: October 1, 2012Date of Patent: February 14, 2017Assignee: CANATU OYInventors: Bradley J. Aitchison, David P. Brown, Bjorn Friour Mikladal
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Patent number: 9556032Abstract: The present invention relates to single walled and multi-walled carbon nanotubes (CNTs), functionalized CNTs and carbon nanotube composites with controlled properties, to a method for aerosol synthesis of single walled and multi-walled carbon nanotubes, functionalized CNTs and carbon nanotube composites with controlled properties from pre-made catalyst particles and a carbon source in the presence of reagents and additives, to functional, matrix and composite materials composed thereof and structures and devices fabricated from the same in continuous or batch CNT reactors. The present invention allows all or part of the processes of synthesis of CNTs, their purification, doping, functionalization, coating, mixing and deposition to be combined in one continuous procedure and in which the catalyst synthesis, the CNT synthesis, and their functionalization, doping, coating, mixing and deposition can be separately controlled.Type: GrantFiled: June 30, 2014Date of Patent: January 31, 2017Assignee: CANATU OYInventors: Esko Kauppinen, David P. Brown, Albert G. Nasibulin, Hua Jiang, Anna Moisala Motta
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Publication number: 20170001865Abstract: The present invention relates to covalently bonded fullerene-functionalized carbon nanotubes(CBFFCNTs), a method and an apparatus for their production and to their end products. CBFFCNTs are carbon nanotubes with one or more fullerenes or fullerene based molecules covalently bonded to the nanotube surface. They are obtained by bringing one or more catalyst particles, carbon sources and reagents together in a reactor.Type: ApplicationFiled: August 23, 2016Publication date: January 5, 2017Inventors: Esko I. KAUPPINEN, Hua JIANG, David P. BROWN, Albert G. NASIBULIN
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Patent number: 9394599Abstract: A method for fabricating crystalline surface structures (4) on a template (1). The method comprises the steps of providing a template (1) into a reaction environment, wherein one or more elements (3) required for the formation of the crystalline surface structure (4) are contained within the template (1); heating the template (1) inside the reaction environment to increase the mobility of the element (3) within the template (1), and to increase the surface diffusion length of the element (3) on the template-environment interface; and activating the template (1) by altering the conditions within the reaction environment, to make the mobile element (3) slowly migrate towards the template-environment interface and to make the element (3) organize on the surface of the template (1) as a crystalline structure (4).Type: GrantFiled: November 19, 2009Date of Patent: July 19, 2016Assignee: Canatu OyInventors: David P. Brown, Jan Von Pfaler
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Patent number: 9395851Abstract: A capacitive touch sensitive film comprises a conductive layer having a sensing region. According to the present invention, the sheet resistance of the conductive layer in the sensing region is higher than or equal to 3 k?.Type: GrantFiled: March 7, 2011Date of Patent: July 19, 2016Assignee: CANATU OYInventors: Bjorn Friour Mikladal, David P. Brown, Bradley J. Aitchison
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Publication number: 20160091189Abstract: A touch controllable light-emitting film is provided. It comprises a flexible, formable, foldable, stretchable and/or bendable light-emitting and/or light transmitting active layer. It also comprises at least two conductive or semi-conductive electrodes positioned on each side of the light-emitting active layer and/or light-blocking layer, wherein at least one electrode comprises HARMs (High Aspect Ratio Molecular structures), Monolayer Crystalline Surface (MCS) structures, transparent conductive oxides, conductive or semiconductive polymers and/or a metal mesh.Type: ApplicationFiled: May 14, 2014Publication date: March 31, 2016Inventor: David P. Brown
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Publication number: 20150261264Abstract: The present invention discloses a touch interface device for numerous applications and also a principle to store the device in a compact form. The device includes a flexible touch sensitive film which can be enclosed into a casing when stored, and removed, either fully or partially, from the casing when in use. The film may be manufactured by using High Aspect Ratio Molecular Structures. Touch Driving, Sensing and Communication Modules, separate or combined, can be attached to the touch sensitive film in order to transmit a raw touch signal to Touch Processing and Communication Modules, either separate or combined, and then as further processed, to a desired CPU or computer. The casing may also house an internal projector for displaying information. Furthermore, haptic feedback can be generated via the touch sensitive film as well.Type: ApplicationFiled: October 7, 2013Publication date: September 17, 2015Inventors: David P. Brown, Ilkka Varjos, Bjørn Friöur Mikladal, Mikko Kärkkäinen
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Patent number: 9133022Abstract: A structure comprising high aspect ratio molecular structures (HARM-structures), wherein the structure comprises an essentially planar network (2) of HARM-structures, and a support (3) in contact with the network (2). The support (3) has an opening (5) therein, at the peripheral region (4) of which opening (5) the network (2) is in contact with the support (3), such that the middle part of the network (2) is unsupported by the support (3). The network (2) comprises essentially randomly oriented HARM-structures.Type: GrantFiled: January 27, 2010Date of Patent: September 15, 2015Assignee: Canatu OyInventors: David P. Brown, Bradley J. Aitchison, Albert G. Nasibulin, Esko I. Kauppinen
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Publication number: 20150209823Abstract: A method for depositing high aspect ratio molecular structures (HARMS), which method comprises applying a force upon an aerosol comprising one or more HARM-structures, which force moves one or more HARM-structures based on one or more physical features and/or properties towards one or more predetermined locations for depositing one or more HARM-structures in a pattern by means of an applied force.Type: ApplicationFiled: January 2, 2015Publication date: July 30, 2015Applicant: CANATU OYInventors: David P. BROWN, Albert G. NASIBULIN, Esko I. KAUPPINEN, David GONZALES
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Patent number: 9023165Abstract: A method for the production of a fibrous network-substrate component includes the steps of providing a network of fibrous material (1) on a preliminary substrate (2) by filtering high aspect ratio molecular structures (HARM-structures) from gas flow, placing the network of fibrous material (1) on the preliminary substrate (2) in proximity to a secondary substrate (3), applying a force to the network of fibrous material (1) to preferably attract the network of fibrous material (1) from the preliminary substrate (2) to the secondary substrate (3) in order to transfer the network of fibrous material (1) from the preliminary substrate (2) to the secondary substrate (3), and removing the preliminary substrate (2) from the network of fibrous material (1).Type: GrantFiled: June 23, 2008Date of Patent: May 5, 2015Assignee: Canatu OyInventors: David P. Brown, Andrei Ollikainen, Esko I. Kauppinen, Albert G. Nasibulin, Jussi Heikkonen
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Patent number: 8951602Abstract: A method for depositing high aspect ratio molecular structures (HARMS), which method comprises applying a force upon an aerosol comprising one or more HARM-structures, which force moves one or more HARM-structures based on one or more physical features and/or properties towards one or more predetermined locations for depositing one or more HARM-structures in a pattern by means of an applied force.Type: GrantFiled: March 7, 2007Date of Patent: February 10, 2015Assignee: Canatu OyInventors: David P. Brown, Albert G. Nasibulin, Esko I. Kauppinen, David Gonzales
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Patent number: 8952907Abstract: A touch screen (13) on a display device (1), and a method for manufacturing a touch screen (13) on a display device (1). The display device (1) has an upper substrate (12) for protecting the display device (1) from the environment, the touch screen (13) comprising an electrically conductive transparent first layer (16). The first layer (16) comprises a network of electrically conductive high aspect ratio molecular structures (HARM-structures), the first layer (16) being embedded into the upper substrate (12) of the display device (1) to protect the conductive transparent first layer (16), for reducing the optical thickness of the structure between a viewer and the region of the display device (1) in which the image is formed.Type: GrantFiled: September 2, 2010Date of Patent: February 10, 2015Assignee: Canatu OyInventors: David P. Brown, Bradley J. Aitchison