Patents by Inventor Jyh-Ming Wu

Jyh-Ming Wu 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: 11957817
    Abstract: A method for degrading an organism includes steps as follows. A composite structure is provided, wherein the composite structure includes a degradation activity donor and a supporter. The degradation activity donor has a piezoelectric property. The supporter carries the degradation activity donor, wherein the degradation activity donor is completely or partially covered by the supporter. A contacting step is conducted, wherein the composite structure is contacted with a medium. The medium includes at least one organism and water. A degrading step is conducted, wherein a mechanical perturbation is generated in the medium to polarize the degradation activity donor, and a separation of an electron-hole pair is generated for degrading the organism.
    Type: Grant
    Filed: July 9, 2020
    Date of Patent: April 16, 2024
    Assignee: NATIONAL TSING HUA UNIVERSITY
    Inventors: Jyh-Ming Wu, Srinivaas Masimukku
  • Publication number: 20200338226
    Abstract: A method for degrading an organism includes steps as follows. A composite structure is provided, wherein the composite structure includes a degradation activity donor and a supporter. The degradation activity donor has a piezoelectric property. The supporter carries the degradation activity donor, wherein the degradation activity donor is completely or partially covered by the supporter. A contacting step is conducted, wherein the composite structure is contacted with a medium. The medium includes at least one organism and water. A degrading step is conducted, wherein a mechanical perturbation is generated in the medium to polarize the degradation activity donor, and a separation of an electron-hole pair is generated for degrading the organism.
    Type: Application
    Filed: July 9, 2020
    Publication date: October 29, 2020
    Inventors: Jyh-Ming WU, Srinivaas MASIMUKKU
  • Patent number: 10322408
    Abstract: A method for manufacturing a molybdenum disulfide powder includes conducting a precursor solution preparation step and a hydrothermal synthesis step. The precursor solution preparation step includes providing sodium molybdenum oxide dihydrate and thiourea, and conducting a mixing step. In the mixing step, an acid solution is mixed with the sodium molybdenum oxide dihydrate and the thiourea by titrating so as to form a precursor solution. In the hydrothermal synthesis step, the precursor solution is put into a hydrothermal container for reacting at a temperature ranging from 100° C. to 350° C. for 8 hours to 40 hours, thus the molybdenum disulfide powder is formed.
    Type: Grant
    Filed: October 19, 2017
    Date of Patent: June 18, 2019
    Assignee: NATIONAL TSING HUA UNIVERSITY
    Inventors: Jyh-Ming Wu, Wei-En Chang
  • Publication number: 20190175778
    Abstract: The present disclosure provides a composite structure and a method for manufacturing the same. The composite structure includes a degradation activity donor and a supporter. The degradation activity donor has a piezoelectric property. The supporter carries the degradation activity donor, wherein the degradation activity donor is completely or partially covered by the supporter.
    Type: Application
    Filed: December 8, 2017
    Publication date: June 13, 2019
    Inventors: Jyh-Ming WU, Srinivaas MASIMUKKU
  • Patent number: 10075099
    Abstract: A power generation apparatus and a touch apparatus with grain materials are provided. The power generation apparatus includes a grain material layer, a first electrode, an electric material layer, a second electrode and a conductive wire. The first electrode is electrically connected to the grain material layer. The electric material layer corresponds to the grain material layer, and a gap is formed between the grain material layer and the electric material layer. The second electrode is electrically connected to the electric material layer. The conductive wire is electrically connected to the first electrode and the second electrode. The grain material layer and the electric material layer interact with each other to generate a current or a voltage. Thereby, the present invention can generate power by utilizing a grain material.
    Type: Grant
    Filed: January 28, 2016
    Date of Patent: September 11, 2018
    Assignee: NATIONAL TSING HUA UNIVERSITY
    Inventors: Jyh-Ming Wu, Chih-Kai Chang, Yu-Ting Chang
  • Patent number: 9952692
    Abstract: A sensor device and a method of fabricating the same are provided. The sensor device includes a substrate, a plurality of first electrodes, a plurality of second electrodes, a plurality of sensor units, and a contact layer. The first electrodes and the second electrodes are located on at least one of surfaces of the substrate. The first electrodes are arranged along a first direction and extended along a second direction, and the second electrodes are arranged along the second direction and extended along the first direction. A plurality of intersection regions are formed by a projection of the first electrodes and the second electrodes onto the substrate. The sensor units are electrically connected to each of the first electrodes and each of the second electrodes respectively. The contact layer is located on at least the first electrodes or the second electrodes.
    Type: Grant
    Filed: March 25, 2016
    Date of Patent: April 24, 2018
    Assignee: National Tsing Hua University
    Inventor: Jyh-Ming Wu
  • Publication number: 20180036719
    Abstract: A method for manufacturing a molybdenum disulfide powder includes conducting a precursor solution preparation step and a hydrothermal synthesis step. The precursor solution preparation step includes providing sodium molybdenum oxide dihydrate and thiourea, and conducting a mixing step. In the mixing step, an acid solution is mixed with the sodium molybdenum oxide dihydrate and the thiourea by titrating so as to form a precursor solution. In the hydrothermal synthesis step, the precursor solution is put into a hydrothermal container for reacting at a temperature ranging from 100° C. to 350° C. for 8 hours to 40 hours, thus the molybdenum disulfide powder is formed.
    Type: Application
    Filed: October 19, 2017
    Publication date: February 8, 2018
    Inventors: Jyh-Ming WU, Wei-En CHANG
  • Publication number: 20170228054
    Abstract: A fixed-address sensor device and a method of fabricating the same are provided. The fixed-address sensor device includes a substrate, a plurality of first electrodes, a plurality of second electrodes, a plurality of sensor units, and a contact layer. The first electrodes and the second electrodes are located on at least one of surfaces of the substrate. The first electrodes are arranged along a first direction and extended along a second direction, and the second electrodes are arranged along the second direction and extended along the first direction. A plurality of intersection regions are formed by a projection of the first electrodes and the second electrodes onto the substrate. The sensor units are electrically connected to each of the first electrodes and each of the second electrodes respectively. The contact layer is located on at least the first electrodes or the second electrodes.
    Type: Application
    Filed: March 25, 2016
    Publication date: August 10, 2017
    Inventor: Jyh-Ming Wu
  • Patent number: 9724675
    Abstract: The disclosure provides a photocatalyst material and a method for fabricating the same. The photocatalyst material includes a zinc oxide material doped with metal, wherein the zinc oxide material has a lattice structure including a plurality of defects. A part of the defects are filled with a metal.
    Type: Grant
    Filed: November 1, 2013
    Date of Patent: August 8, 2017
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Jyh Ming Wu, Lu-Chih Wang, Hong-Ching Lin, Hsin-Hsien Yeh, Wei-Tsung Kao
  • Publication number: 20170209855
    Abstract: A method for manufacturing a molybdenum disulfide powder includes conducting a precursor solution preparation step and a hydrothermal synthesis step. The precursor solution preparation step includes providing sodium molybdenum oxide dehydrate and thiourea, and conducting a mixing step. In the mixing step, an acid solution is mixed with the sodium molybdenum oxide dehydrate and the thiourea by titrating so as to form a precursor solution. In the hydrothermal synthesis step, the precursor solution is put into a hydrothermal container for reacting at a temperature ranging from 100° C. to 350° C. for 8 hours to 40 hours, thus the molybdenum disulfide powder is formed.
    Type: Application
    Filed: May 25, 2016
    Publication date: July 27, 2017
    Inventors: Jyh-Ming WU, Wei-En CHANG
  • Publication number: 20170201191
    Abstract: A semiconductor device is provided. The semiconductor device includes a substrate, a contact layer, and an active layer. The contact layer is located on the substrate. The contact layer and a movable object perform a relative motion. The active layer is located between the contact layer and the substrate.
    Type: Application
    Filed: June 3, 2016
    Publication date: July 13, 2017
    Inventor: Jyh-Ming Wu
  • Publication number: 20170063256
    Abstract: A power generation apparatus and a touch apparatus with grain materials are provided. The power generation apparatus includes a grain material layer, a first electrode, an electric material layer, a second electrode and a conductive wire. The first electrode is electrically connected to the grain material layer. The electric material layer corresponds to the grain material layer, and a gap is formed between the grain material layer and the electric material layer. The second electrode is electrically connected to the electric material layer. The conductive wire is electrically connected to the first electrode and the second electrode. The grain material layer and the electric material layer interact with each other to generate a current or a voltage. Thereby, the present invention can generate power by utilizing a grain material.
    Type: Application
    Filed: January 28, 2016
    Publication date: March 2, 2017
    Inventors: Jyh-Ming Wu, Chih-Kai Chang, Yu-Ting Chang
  • Publication number: 20140141968
    Abstract: The disclosure provides a photocatalyst material and a method for fabricating the same. The photocatalyst material includes a zinc oxide material doped with metal, wherein the zinc oxide material has a lattice structure including a plurality of defects.
    Type: Application
    Filed: November 1, 2013
    Publication date: May 22, 2014
    Applicant: Industrial Technology Research Institute
    Inventors: Jyh Ming WU, Lu-Chih WANG, Hong-Ching LIN, Wei-Tsung KAO, Hsin-Hsien YEH
  • Publication number: 20080041446
    Abstract: A dye-sensitized solar cell (DSSC) comprising nanoparticles formed on a surface of a nanowire formed on a substrate and a method of fabricating the same is disclosed. The dye-sensitized solar cell comprises a first substrate. A nanowire is formed on the first substrate. A plurality of nanoparticles is then contacted with a surface of the nanowire. The dye-sensitized solar cell further comprises a dye adsorbed onto a surface of the nanoparticles. A second substrate is corresponded to the first substrate. Finally, an electrolyte is filled between the first substrate and the second substrate, and in contact with the dye and nanoparticles. The nanoparticles are bonded to the surface of nanowire to extend and increase surface contact with the dye for promoting cell efficiency (?) of the dye-sensitized solar cell.
    Type: Application
    Filed: November 17, 2006
    Publication date: February 21, 2008
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Jyh-Ming Wu, Cheng-Che Yang, Song-Yeu Tsai
  • Patent number: 6435343
    Abstract: A disk magazine for accessing Compact Disks includes a bottom stage, a vertical shaft fixed and supported at the bottom stage, a prop-up piece being loaded with Compact Disks and having an opening through which the vertical shaft extends, a barrel tightly combined with the bottom stage at the lower end, and a lid tightly covering up the upper side of the bottom stage. The lid is provided with a fixing hole into which the tapering tip pole of the vertical shaft inserts, and two O-rings are used for sealing between the lid and barrel, as well as between the bottom stage and barrel respectively to prevent the disk magazine from the environmental contamination.
    Type: Grant
    Filed: October 10, 2000
    Date of Patent: August 20, 2002
    Assignee: Ritek Corporation
    Inventors: Jyh-Ming Wu, Yu-Pan Pai, Huan-Chang Lin
  • Patent number: 6405857
    Abstract: A transportation mechanism of magnetic handling for accessing Compact Disks. The transportation mechanism includes a reciprocating device having a base, an electromagnetic head provided on the base, a control unit controlling the reciprocating device such that the base is reciprocated between different processing positions, and a magnetic spacer. The Compact Disk, sandwiched by the electromagnetic head and the magnetic spacer as the magnetic spacer is attracted by the electromagnetic head, is further transported by the transportation mechanism whereby the damage due to bad suction for CDs is minimized. Comparing with the conventional suction means by vacuum, the transportation mechanism of the invention is also advantaged for the simple structure, easy maintenance, and low cost, thereby raising the production yield.
    Type: Grant
    Filed: October 18, 2000
    Date of Patent: June 18, 2002
    Assignee: Ritek Corporation
    Inventors: Jyh-Ming Wu, Yu-Pan Pai, Huan Chang Lin