Patents by Inventor Ruigang Zhang

Ruigang Zhang 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).

  • SOLVENTHERMAL SYNTHESIS OF NANOSIZED TWO DIMENSIONAL MATERIALS
    Publication number: 20160122198
    Abstract: A process of forming two dimensional nano-materials that includes the steps of: providing a bulk two dimensional material; providing lithium iodide; suspending the lithium iodide and bulk two dimensional material in a solvent forming a solution; initiating a solvent thermal reaction forming a lithiated bulk two dimensional material. The resulting lithiated bulk two dimensional material may be exfoliated after the solvent thermal reaction forming a two dimensional layered material.
    Type: Application
    Filed: October 29, 2014
    Publication date: May 5, 2016
    Inventors: Ruigang Zhang, Chen Ling, Hongfei Jia
  • TUNE THE OXYGEN STORAGE PROPERTIES OF Ca2MnAlO5+delta THROUGH CHEMICAL DOPING
    Publication number: 20160107139
    Abstract: An oxygen storage material including a compound of the formula: Ca2MnAlO5+? wherein 0???0.5 wherein the compound includes at least one dopant said dopant selected from alkaline earth ions at the Ca site, trivalent ions at the Al site, and 3d transition metal ions at the Mn site wherein the an oxygen release temperature or an oxygen storage temperature is modified in comparison to an un-doped Ca2MnAlO5+? material.
    Type: Application
    Filed: October 17, 2014
    Publication date: April 21, 2016
    Inventors: Chen Ling, Ruigang Zhang
  • METASTABLE VANADIUM OXIDE CATHODE MATERIALS FOR RECHARGEABLE MAGNESIUM BATTERY
    Publication number: 20160111720
    Abstract: A magnesium electrochemical cell having a positive electrode containing as an active ingredient, a material of formula [V2O5]c [MaOb] d and/or a material of formula [V2O5]c[MaOb]d[MgXe]g in a metastable structural and morphological phase is provided. In the formulas M is an element selected from the group consisting of P, B, Si, Ge and Mo; and X is 0 or a halide.
    Type: Application
    Filed: October 16, 2014
    Publication date: April 21, 2016
    Applicant: Toyota Motor Engineering & Manufacturing North America, Inc.
    Inventors: Timothy S. ARTHUR, Fuminori MIZUNO, Ruigang ZHANG
  • Fullerenes as high capacity cathode materials for a rechargeable magnesium battery
    Patent number: 9225023
    Abstract: A magnesium electrochemical cell having a positive electrode containing a carbon cluster compound as an active material is provided. In a preferred embodiment the carbon cluster material is a comminuted fullerene.
    Type: Grant
    Filed: October 4, 2013
    Date of Patent: December 29, 2015
    Assignee: Toyota Motor Engineering & Manufacturing North America, Inc.
    Inventors: Ruigang Zhang, Fuminori Mizuno
  • VANADIUM OXIDE BASED AMORPHOUS CATHODE MATERIALS FOR RECHARGEABLE MAGNESIUM BATTERY
    Publication number: 20150132650
    Abstract: A magnesium electrochemical cell having a positive electrode containing as an active ingredient, an amorphous material of formula [V2O5]c[MgXy]d[MaOb]e is provided. In the formula M is an element selected from the group consisting of P, B, Si, Ge and Mo, and X is O, F, Cl, Br or I.
    Type: Application
    Filed: November 13, 2013
    Publication date: May 14, 2015
    Applicant: Toyota Motor Engineering & Manufacturing North America, Inc.
    Inventors: Fuminori MIZUNO, Ruigang Zhang, Jason Germain, Keiko Kato, Timothy Sean Arthur
  • FULLERENES AS HIGH CAPACITY CATHODE MATERIALS FOR A RECHARGEABLE MAGNESIUM BATTERY
    Publication number: 20150099166
    Abstract: A magnesium electrochemical cell having a positive electrode containing a carbon cluster compound as an active material is provided. In a preferred embodiment the carbon cluster material is a comminuted fullerene.
    Type: Application
    Filed: October 4, 2013
    Publication date: April 9, 2015
    Applicant: Toyota Motor Engineering & Manufacturing North America, Inc.
    Inventors: Ruigang ZHANG, Fuminori MIZUNO
  • High capacity cathode material for a magnesium battery
    Patent number: 8932760
    Abstract: An electrode active material, containing ?-MnO2 which is stabilized with a stabilizing cation or molecule with a radius of from 1.35 to 1.55 ?, and wherein a molar ratio of the stabilizing ion or molecule to Mn is from 0.1 to 0.125, is provided. Also provided are a magnesium electrochemical cell having a cathode containing the stabilized ?-MnO2 and a rechargeable magnesium battery having a cathode containing the stabilized ?-MnO2.
    Type: Grant
    Filed: March 26, 2013
    Date of Patent: January 13, 2015
    Assignee: Toyota Motor Engineering & Manufacturing North America, Inc.
    Inventors: Ruigang Zhang, Fuminori Mizuno
  • MAGNESIUM BATTERY HAVING A CATHODE CONTAINING MANGANESE DIOXIDE NANOPARTICLES AS ACTIVE MATERIAL
    Publication number: 20140295278
    Abstract: A MnO2 electrode active material of high capacity is provided. The high capacity MnO2 has a surface area which is greater than 60 m2/g and the MnO2 is obtained by a process comprising a redox reaction of a Mn (II) salt and permanganate at a reaction temperature less than 30° C. and a pH of 2 to 4. Also provided are a magnesium electrochemical cell having a cathode containing the MnO2 and a rechargeable magnesium battery having a cathode containing the MnO2.
    Type: Application
    Filed: March 26, 2013
    Publication date: October 2, 2014
    Applicant: Toyota Motor Engineering & Manufacturing North America, Inc.
    Inventors: Fuminori MIZUNO, Ruigang Zhang
  • HIGH VOLTAGE RECHARGEABLE MAGNESIUM CELL
    Publication number: 20130004830
    Abstract: A high voltage rechargeable magnesium cell includes an anode and cathode housing. A magnesium metal anode is positioned within the housing. A high voltage electrolyte is positioned proximate the anode. A metal oxide cathode is positioned proximate the high voltage electrolyte. The magnesium cell includes a multi-cycle charge voltage up to at least 3.0 volts and includes a reversible discharge capacity.
    Type: Application
    Filed: May 31, 2012
    Publication date: January 3, 2013
    Applicant: Toyota Motor Engineering & Manufacturing North America, Inc.
    Inventors: Wei Song, Timothy Sean Arthur, Claudiu Bucur, Masaki Matsui, John Muldoon, Nikhilendra Singh, Ruigang Zhang