Patents by Inventor Pu Yu

Pu Yu 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).

  • Patent number: 11502253
    Abstract: A phase transformation electronic device comprises: a first conductive layer; a second conductive layer opposite to and spaced from the first conductive layer; a phase transformation material layer disposed between the first conductive layer and the second conductive layer, wherein the phase transformation material layer is formed by a hydrogen-containing transition metal oxide having a structural formula of ABOxHy, wherein A is one or more of alkaline earth metal elements and rare-earth metal elements, B is one or more of transition metal elements, x is a numeric value in a range of 1 to 3, and y is a numeric value in a range of 0 to 2.5; and an ionic liquid layer disposed between the phase transformation material layer and the first conductive layer, wherein the ionic liquid layer is capable of providing hydrogen ions and oxygen ions.
    Type: Grant
    Filed: May 22, 2019
    Date of Patent: November 15, 2022
    Assignee: TSINGHUA UNIVERSITY
    Inventors: Pu Yu, Nian-Peng Lu, Jian Wu, Shu-Yun Zhou
  • Patent number: 11434148
    Abstract: A hydrogen-containing transition metal oxide is provided. The hydrogen-containing transition metal oxide has a structural formula of ABOxHy, wherein A is one or more of alkaline earth metal elements and rare-earth metal elements, B is one or more of transition metal elements, x is a numeric value in a range of 1 to 3, and y is a numeric value in a range of 0 to 2.5. The present disclosure further provides a primary battery by using the hydrogen-containing transition metal oxide as electrodes and a method for making the hydrogen-containing transition metal oxide.
    Type: Grant
    Filed: May 22, 2019
    Date of Patent: September 6, 2022
    Assignee: TSINGHUA UNIVERSITY
    Inventors: Pu Yu, Nian-Peng Lu, Jian Wu, Shu-Yun Zhou
  • Patent number: 11217809
    Abstract: A solid-state fuel battery comprises an anode, a cathode spaced from the anode, and a solid-state electrolyte disposed between the anode and the cathode. A material of the solid-state electrolyte is a hydrogen-containing transition metal oxide having a structural formula of ABOxHy, wherein A is one or more of alkaline earth metal elements and rare-earth metal elements, B is one or more of transition metal elements, x is a numeric value in a range of 1 to 3, and y is a numeric value in a range of 0 to 2.5. A method for making the solid-state electrolyte for the solid-state fuel battery is further provided in the present disclosure.
    Type: Grant
    Filed: May 22, 2019
    Date of Patent: January 4, 2022
    Assignee: TSINGHUA UNIVERSITY
    Inventors: Pu Yu, Nian-Peng Lu, Jian Wu, Shu-Yun Zhou
  • Patent number: 11018294
    Abstract: A method for regulating a phase transformation of a hydrogen-containing transition metal oxide comprises steps of: providing a hydrogen-containing transition metal oxide having a structural formula of ABOxHy, wherein the hydrogen-containing transition metal oxide is in form of a first phase, A is one or more of alkaline earth metal elements and rare-earth metal elements, B is one or more of transition metal elements, x is a numeric value in a range of 1 to 3, and y is a numeric value in a range of 0 to 2.5; soaking the hydrogen-containing transition metal oxide with a first ionic liquid capable of providing hydrogen ions and oxygen ions; and applying a gating voltage to the hydrogen-containing transition metal oxide with the first ionic liquid as a gate to regulate the phase transformation of the hydrogen-containing transition metal oxide.
    Type: Grant
    Filed: May 22, 2019
    Date of Patent: May 25, 2021
    Assignee: TSINGHUA UNIVERSITY
    Inventors: Pu Yu, Nian-Peng Lu, Jian Wu, Shu-Yun Zhou
  • Publication number: 20200031685
    Abstract: A hydrogen-containing transition metal oxide is provided. The hydrogen-containing transition metal oxide has a structural formula of ABOxHy, wherein A is one or more of alkaline earth metal elements and rare-earth metal elements, B is one or more of transition metal elements, x is a numeric value in a range of 1 to 3, and y is a numeric value in a range of 0 to 2.5. The present disclosure further provides a primary battery by using the hydrogen-containing transition metal oxide as electrodes and a method for making the hydrogen-containing transition metal oxide.
    Type: Application
    Filed: May 22, 2019
    Publication date: January 30, 2020
    Applicant: Tsinghua University
    Inventors: PU YU, NIAN-PENG LU, JIAN WU, SHU-YUN ZHOU
  • Publication number: 20190280201
    Abstract: A method for regulating a phase transformation of a hydrogen-containing transition metal oxide comprises steps of: providing a hydrogen-containing transition metal oxide having a structural formula of ABOxHy, wherein the hydrogen-containing transition metal oxide is in form of a first phase, A is one or more of alkaline earth metal elements and rare-earth metal elements, B is one or more of transition metal elements, x is a numeric value in a range of 1 to 3, and y is a numeric value in a range of 0 to 2.5; soaking the hydrogen-containing transition metal oxide with a first ionic liquid capable of providing hydrogen ions and oxygen ions; and applying a gating voltage to the hydrogen-containing transition metal oxide with the first ionic liquid as a gate to regulate the phase transformation of the hydrogen-containing transition metal oxide.
    Type: Application
    Filed: May 22, 2019
    Publication date: September 12, 2019
    Applicant: Tsinghua University
    Inventors: PU YU, NIAN-PENG LU, JIAN WU, SHU-YUN ZHOU
  • Publication number: 20190280322
    Abstract: A solid-state fuel battery comprises an anode, a cathode spaced from the anode, and a solid-state electrolyte disposed between the anode and the cathode. A material of the solid-state electrolyte is a hydrogen-containing transition metal oxide having a structural formula of ABOxHy, wherein A is one or more of alkaline earth metal elements and rare-earth metal elements, B is one or more of transition metal elements, x is a numeric value in a range of 1 to 3, and y is a numeric value in a range of 0 to 2.5. A method for making the solid-state electrolyte for the solid-state fuel battery is further provided in the present disclosure.
    Type: Application
    Filed: May 22, 2019
    Publication date: September 12, 2019
    Applicant: Tsinghua University
    Inventors: PU YU, NIAN-PENG LU, JIAN WU, SHU-YUN ZHOU
  • Publication number: 20190280202
    Abstract: A phase transformation electronic device comprises: a first conductive layer; a second conductive layer opposite to and spaced from the first conductive layer; a phase transformation material layer disposed between the first conductive layer and the second conductive layer, wherein the phase transformation material layer is formed by a hydrogen-containing transition metal oxide having a structural formula of ABOxHy, wherein A is one or more of alkaline earth metal elements and rare-earth metal elements, B is one or more of transition metal elements, x is a numeric value in a range of 1 to 3, and y is a numeric value in a range of 0 to 2.5; and an ionic liquid layer disposed between the phase transformation material layer and the first conductive layer, wherein the ionic liquid layer is capable of providing hydrogen ions and oxygen ions.
    Type: Application
    Filed: May 22, 2019
    Publication date: September 12, 2019
    Applicant: Tsinghua University
    Inventors: PU YU, NIAN-PENG LU, JIAN WU, SHU-YUN ZHOU
  • Patent number: 7759419
    Abstract: A coating composition comprising an effective corrosion-inhibiting amount of a rare earth compound, a neutral to slightly acidic generating extender or an acidic generating extender, or combinations thereof is provided. In one embodiment, the corrosion-inhibiting components are combined with other components such as extenders, amino acids and amino acid derivatives, gelatin and gelatin derivatives, organic-based exchange resins, and combinations thereof, to enhance the corrosion resistance of the resultant coating film. The coating compositions have good adhesion to substrates such as metals, including aluminum and aluminum alloys.
    Type: Grant
    Filed: January 16, 2004
    Date of Patent: July 20, 2010
    Assignee: The Curators of the University of Missouri
    Inventors: James Stoffer, Thomas O'Keefe, Eric Morris, Pu Yu, Scott A. Hayes
  • Publication number: 20100002563
    Abstract: A media for storing information comprises a substrate, a conductive layer formed over the substrate, and a ferroelectric layer epitaxially formed on the conductive layer. The ferroelectric layer includes an a-lattice constant that is substantially matched to an a-lattice constant of the conductive layer and an average c-lattice constant that is longer than an average c-lattice constant of a bulk-grown ferroelectric layer.
    Type: Application
    Filed: July 1, 2008
    Publication date: January 7, 2010
    Applicant: NANOCHIP, INC.
    Inventors: Byong M. Kim, Jingwei Li, Pu Yu, Donald E. Adams, Ying-Hao Chu, Yevgeny V. Anoikin, Ramamoorthy Ramesh, Li-Peng Wang
  • Patent number: 7601425
    Abstract: A coating composition comprising an effective corrosion-inhibiting amount of a carbon pigment is provided. In one embodiment, the corrosion-inhibiting carbon pigment is further comprising other components such as extenders, including neutral to slightly acidic generating extenders and acidic generating extenders, are earth compounds, amino acids and amino acid derivatives, gelatin and gelatin derivatives, organic-based exchange resins, and combinations thereof, to enhance the corrosion resistance of the resultant coating film. In one embodiment, the carbon pigment is a surface-modified carbon pigment. The coating compositions have good adhesion to substrates such as metals, including aluminum and aluminum alloys.
    Type: Grant
    Filed: January 16, 2004
    Date of Patent: October 13, 2009
    Assignee: The Curators of the University of Missouri
    Inventors: James Stoffer, Thomas O'Keefe, Eric Morris, Pu Yu, Scott A. Hayes
  • Patent number: 7241371
    Abstract: Corrosion resistance of metallic components such as stainless steel components of vehicles, and especially aluminum-based components of aircraft, is enhanced by application of an e-coat paint or primer which is enhanced by incorporation of cerium ions into the e-coat electrolytic bath. The resulting overall coating includes a cerium-based layer under a cerium-enhanced e-coat paint or primer layer.
    Type: Grant
    Filed: August 17, 2001
    Date of Patent: July 10, 2007
    Assignee: The Curators of University of Missouri
    Inventors: James O. Stoffer, Thomas J. O'Keefe, Eric L. Morris, Xuan Lin, Scott A. Hayes, Pu Yu
  • Publication number: 20040249023
    Abstract: Primer coating compositions containing rare earth compounds having good adhesion to metals, including aluminum and aluminum alloys, are provided herewith. Also disclosed are processes for preparing said coating compositions, methods of using same, as well as substrates coated with the coating compositions.
    Type: Application
    Filed: January 17, 2003
    Publication date: December 9, 2004
    Inventors: James O. Stoffer, Pu Yu, Eric L. Morris, Thomas J. O'Keefe, Scott A. Hayes
  • Publication number: 20040249043
    Abstract: A coating composition comprising an effective corrosion-inhibiting amount of a rare earth compound, a neutral to slightly acidic generating extender or an acidic generating extender, or combinations thereof is provided. In one embodiment, the corrosion-inhibiting components are combined with other components such as extenders, amino acids and amino acid derivatives, gelatin and gelatin derivatives, organic-based exchange resins, and combinations thereof, to enhance the corrosion resistance of the resultant coating film. The coating compositions have good adhesion to substrates such as metals, including aluminum and aluminum alloys.
    Type: Application
    Filed: January 16, 2004
    Publication date: December 9, 2004
    Inventors: James Stoffer, Thomas O'Keefe, Eric Morris, Pu Yu, Scott A. Hayes
  • Publication number: 20040186201
    Abstract: A coating composition comprising an effective corrosion-inhibiting amount of a carbon pigment is provided. In one embodiment, the corrosion-inhibiting carbon pigment is further comprising other components such as extenders, including neutral to slightly acidic generating extenders and acidic generating extenders, are earth compounds, amino acids and amino acid derivatives, gelatin and gelatin derivatives, organic-based exchange resins, and combinations thereof, to enhance the corrosion resistance of the resultant coating film. In one embodiment, the carbon pigment is a surface-modified carbon pigment. The coating compositions have good adhesion to substrates such as metals, including aluminum and aluminum alloys.
    Type: Application
    Filed: January 16, 2004
    Publication date: September 23, 2004
    Inventors: James Stoffer, Thomas O'Keefe, Eric Morris, Pu Yu, Scott A. Hayes
  • Publication number: 20040026261
    Abstract: Corrosion resistance of metallic components such as stainless steel components of vehicles, and especially aluminum-based components of aircraft, is enhanced by application of an e-coat paint or primer which is enhanced by incorporation of cerium ions into the e-coat electrolytic bath. The resulting overall coating includes a cerium-based layer under a cerium-enhanced e-coat paint or primer layer.
    Type: Application
    Filed: August 6, 2003
    Publication date: February 12, 2004
    Inventors: James O. Stoffer, Thomas J. O'Keefe, Eric L. Morris, Xuan Lin, Scott A. Hayes, Pu Yu
  • Patent number: 5932083
    Abstract: A process for enhancing the corrosion resistance of an aluminum-containing component with a cerium based coating. An aluminum-containing cathode and an oxygen-evolving anode are immersed in an electrolyte comprising water, solvent, oxidizing agent and cerium ions. An electrical current is passed through the electrolyte by applying electrical current to deposit a cerium based coating onto the cathode. An electrolyte for use in depositing a cerium based coating. An electrodeposited cerium-based coating. An aluminum aircraft structural component having a cerium-based coating thereon.
    Type: Grant
    Filed: September 12, 1997
    Date of Patent: August 3, 1999
    Assignee: The Curators of the University of Missouri
    Inventors: James O. Stoffer, Thomas J. O'Keefe, Xuan Lin, Eric Morris, Pu Yu, Srinivas Pravin Sitaram