178 patents
Page 6 of 9
Utility
Method for Preparing Expanded Hexagonal Boron Nitride by Templating
16 Sep 21
In an embodiment, a method for preparing expanded hexagonal boron nitride comprises mixing a boron compound and a carbon template in an organic solvent; removing the organic solvent to provide a dried mixture of the boron compound and the carbon template; exposing the dried mixture to a nitrogen-containing gas under conditions effective to provide a crude product comprising hexagonal boron nitride; removing the carbon template from the crude product to provide the expanded hexagonal boron nitride.
Yang Zhong, Lei Liu, Jing Jiang, Li Zhang, Kexin Chen, Zhaobo Tian, Yiyao Ge
Filed: 13 Sep 17
Utility
Thermal Management Multilayer Sheet for a Battery
16 Sep 21
Thermal management multilayer sheet, including a first heat-spreading layer, a first side of a first integrity layer disposed on a side of the first heat spreading layer, a first side of a first adhesive layer disposed on an opposite second side of the first integrity layer, a second integrity layer, and a second heat-spreading layer, wherein a first side of the second integrity layer is disposed on an opposite second side of the adhesive layer, and the second heat-spreading layer is disposed on an opposite second side of the second integrity layer; or a first side of the second heat-spreading layer is disposed on an opposite second side of the first adhesive layer, a first side of the second integrity layer is disposed on an opposite second side of the second heat-spreading layer, and a second adhesive layer is disposed on an opposite second side of the second integrity layer.
CHRISTOPHER CHURCHILL
Filed: 9 Mar 21
Utility
Dielectric resonator antenna system
31 Aug 21
An electromagnetic device includes: a ground structure; a dielectric resonator antenna (DRA) disposed on the ground structure; an electromagnetic (EM) beam shaper disposed proximate the DRA; and, a signal feed electromagnetically coupled to the DRA.
Kristi Pance, Gianni Taraschi, Ingmar Cees Johannes van der Linden, Karl E. Sprentall
Filed: 13 Nov 19
Utility
Z-type Hexaferrite Having a Nanocrystalline Structure
26 Aug 21
In an aspect, a Co2Z ferrite has the formula: (Ba1−xSrx)3Co2+yMyFe24−2y−zO41.
Yajie Chen, Li Zhang, Shawn Williams
Filed: 3 Feb 21
Utility
Thermal Management Multilayer Sheet for a Battery
19 Aug 21
An assembly for a battery including a thermal management multilayer sheet disposed on a surface of an electrochemical cell, the thermal management multilayer sheet including a thermally-insulating layer, a first heat-spreading layer disposed on a first side of the thermally-insulating layer, and a second heat-spreading layer disposed on a second side of the thermally-insulating layer.
Brett Kilhenny, Robert C. Daigle, Christopher Churchill
Filed: 18 Feb 21
Utility
Polycrystalline 18H Hexaferrite, Method of Manufacture, and Uses Thereof
12 Aug 21
A polycrystalline ferrite composition comprises a formula of M5Me2Ti3Fe12O31, wherein M is Ba2+, Se+, or a combination thereof; and Me is Mg2+, Zn2+, Cu2+, Co2+, or a combination thereof; and has an average grain size of 1 micrometer to 100 micrometers.
Yajie Chen, Qifan Li
Filed: 9 Feb 21
Utility
Polarized Electromagnetic Device
5 Aug 21
An electromagnetic device includes: a substrate having an elongated aperture having an overall length, L, and an overall width, W, as observed in a plan view of the device, where L>W; a dielectric medium having a dielectric material other than air disposed on the substrate substantially covering the aperture, the dielectric medium having a cross sectional boundary as viewed in the plan view of the device, the cross sectional boundary having at least one recessed portion that recesses inward toward the aperture from a tangent line that partially bounds the cross sectional boundary; wherein the length L is not perpendicular to the tangent line.
Shailesh Pandey, Kristi Pance, Roshin Rose George, Gianni Taraschi
Filed: 28 Jan 21
Utility
System for Cooling a Metal-ceramic Substrate, a Metal-ceramic Substrate and Method for Manufacturing the System
29 Jul 21
Andreas Meyer, Vitalij Gil, László Müller, Rainer Herrmann, Stefan Britting
Filed: 14 May 19
Utility
Nanocrystalline Cobalt Doped Nickel Ferrite Particles, Method of Manufacture, and Uses Thereof
22 Jul 21
Described herein is a nanocrystalline ferrite having the formula Ni1-x-y MyCoxFe2+zO4, wherein M is at least one of Zn, Mg, Cu, or Mn, x is 0.01 to 0.8, y is 0.01 to 0.8, and z is −0.5 to 0.5, and wherein the nanocrystalline ferrite has an average grain size of 5 to 100 nm.
Li Zhang, Yajie Chen
Filed: 13 Oct 20
Utility
Metal-ceramic Substrate and Method for Producing a Metal-ceramic Substrate
24 Jun 21
Andreas Meyer, Stefan Britting
Filed: 18 Feb 19
Utility
Bismuth Ruthenium M-type Hexaferrite
17 Jun 21
In an aspect, a ferrite composition comprises a BiRuCo-M-type ferrite having the formula Me1-xBixCoyRuzFe12-tO19, wherein Me is at least one of Sr, Pb, or Ba; x is 0.01 to 0.5; y is 0.1 to 2; z is 0 to 4, and t is 0 to 4; wherein the Co can be at least partially replaced by at least one of Zn, Cu, or Mg by an amount of less than y, and the Ru can be at least partially replaced by at least one of Ti, Sn, or Zr, where the substitution amount is not more than z or is less than z.
Yajie Chen, Qifan Li
Filed: 23 Sep 20
Utility
Electromagnetic device
8 Jun 21
An electromagnetic, EM, device includes: a 3D body made from a dielectric material having a proximal end and a distal end; the 3D body having a first region toward the center of the 3D body made from a dielectric material having a first average dielectric constant, the first region extending at least partially to the distal end of the 3D body; and the 3D body having a second region outboard of the first region made from a dielectric material other than air having a second average dielectric constant that is greater than the first average dielectric constant, the second region extending from the proximal end to the distal end of the 3D body.
Kristi Pance, Gianni Taraschi, Roshin Rose George, Sergio Clavijo, Shailesh Pandey, Karl E. Sprentall, Trevor Polidore, Stephen O'Connor, Jared DuPerre
Filed: 12 Nov 19
Utility
Shaped Dielectric Component Cross-linked Via Irradiation and Method of Making Thereof
27 May 21
A cured, shaped dielectric component, including a crosslinked product of a composite comprising a thermoplastic polymer, an optional crosslinking co-agent, an optional cure initiator, an optional additive composition, and a ceramic filler composition; wherein the cured, shaped dielectric component has a permittivity of 1.1 to 20 at 10 GHz; and wherein the cured, shaped dielectric component has no melt flow index when tested at 190° C., 2.16 kg, in accordance with ASTM D1238-20.
William Blasius, Stephen O'Connor
Filed: 20 Nov 20
Utility
Millimeter-wave-radar-based electromagnetic apparatus
25 May 21
A wearable electromagnetic, EM, apparatus includes: at least one antenna operable in a millimeter-wave-radar-based, MWRB, application; at least one computer processor disposed in signal communication with the at least one antenna; an attachment system configured and adapted to attach to an actor; the at least one antenna and the at least one computer processor disposed in a supported relationship with the attachment system, such that the attachment system with the supported at least one antenna and the at least one computer processor at least partially forms a wearable apparatus that is wearable by the actor.
Shawn P. Williams, Gianni Taraschi, Sara G. Canzano, Kristi Pance, Christopher Brown, Karl E. Sprentall, Roshin Rose George
Filed: 25 Oct 19
Utility
Metal-Ceramic Substrate and Method for Producing a Metal-Ceramic Substrate
13 May 21
Xinhe Tang, Andreas Meyer, Stefan Britting
Filed: 27 Feb 19
Utility
Magneto-dielectric material comprising hexaferrite fibers, methods of making, and uses thereof
11 May 21
In an embodiment, a magneto-dielectric material comprises a polymer matrix; a plurality of hexaferrite microfibers; wherein the magneto-dielectric material has a permeability of 2.5 to 7, or 2.5 to 5 in an x-direction parallel to a broad surface of the magneto-dielectric material and a magnetic loss tangent of less than or equal to 0.03; as determined at 1 GHz, or 1 to 2 GHz.
Yajie Chen, Karl Edward Sprentall, Murali Sethumadhavan
Filed: 18 Jan 17
Utility
Radar-enabled Multi-vehicle System
1 Apr 21
A radar-enabled multi-vehicle system includes: at least two vehicles, each vehicle having: at least one antenna; a radar module configured and disposed to be in signal communication with the at least one antenna, the radar module configured to transmit and receive radar signals from and to the at least one antenna; a connectivity module configured and disposed to be in signal communication with the radar module, and to be in signal communication with a corresponding connectivity module of another one of the at least two vehicles; and, a power source configured and disposed to provide operational power to the at least one antenna, the radar module, and the connectivity module.
Robert C. Daigle, Shawn P. Williams, Mark Brandstein
Filed: 22 Sep 20
Utility
Dual Temperature Curable Silicone Compositions, Methods of Manufacture, and Articles Prepared Therefrom
25 Mar 21
Dual temperature curable silicone compositions, articles made from such compositions, and methods for the manufacture and use thereof.
Jianhua ZOU
Filed: 4 Dec 20
Utility
Carrier Substrate with a Thick Metal Interlayer and a Cooling Structure
18 Mar 21
The present invention proposes a carrier substrate (1) for electrical components (13), the carrier substrate (1) having a component side (4) and a cooling side (5) which is opposite the component side (4) and has a cooling structure (30), the carrier substrate (1) comprising a primary layer (10) which faces the component side (4) and is produced from ceramic for electrical insulation, and a secondary layer (20) which faces the cooling side (5) for stiffening the carrier substrate (1), characterized in that a metallic intermediate layer (15) is arranged between the primary layer (10) and the secondary layer (20) for heat transfer from the component side (4) to the cooling side (5), the metallic intermediate layer (15) being thicker than the primary layer (10) and/or the secondary layer (20).
Vitalij GIL, Lázló MÜLLER, Rainer HERRMANN, Stefan BRITTING
Filed: 19 Dec 17
Utility
Polytetrafluoroethylene hexaferrite composites
16 Mar 21
Disclosed herein is a hexaferrite composite comprising polytetrafluoroethylene; and greater than or equal to 40 vol %, or 40 to 90 vol % a plurality of Co2Z hexaferrite particles based on the total volume of the polytetrafluoroethylene and the plurality of Co2Z hexaferrite particles on a void-free basis; wherein the hexaferrite composite has a porosity of greater than or equal to 10 vol % based on the total volume of the hexaferrite composite; wherein the hexaferrite composite has a permeability of greater than or equal to 2.5 and a ratio of the permeability to the permittivity of greater than or equal to 0.4, both determined at 500 MHz.
Allen F. Horn, III, Patricia A LaFrance, Christopher J. Caisse, Karl Edward Sprentall
Filed: 14 Feb 19