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).
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Patent number: 11957817Abstract: 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: GrantFiled: July 9, 2020Date of Patent: April 16, 2024Assignee: NATIONAL TSING HUA UNIVERSITYInventors: Jyh-Ming Wu, Srinivaas Masimukku
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Publication number: 20200338226Abstract: 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: ApplicationFiled: July 9, 2020Publication date: October 29, 2020Inventors: Jyh-Ming WU, Srinivaas MASIMUKKU
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Patent number: 10322408Abstract: 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: GrantFiled: October 19, 2017Date of Patent: June 18, 2019Assignee: NATIONAL TSING HUA UNIVERSITYInventors: Jyh-Ming Wu, Wei-En Chang
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Publication number: 20190175778Abstract: 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: ApplicationFiled: December 8, 2017Publication date: June 13, 2019Inventors: Jyh-Ming WU, Srinivaas MASIMUKKU
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Patent number: 10075099Abstract: 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: GrantFiled: January 28, 2016Date of Patent: September 11, 2018Assignee: NATIONAL TSING HUA UNIVERSITYInventors: Jyh-Ming Wu, Chih-Kai Chang, Yu-Ting Chang
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Patent number: 9952692Abstract: 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: GrantFiled: March 25, 2016Date of Patent: April 24, 2018Assignee: National Tsing Hua UniversityInventor: Jyh-Ming Wu
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Publication number: 20180036719Abstract: 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: ApplicationFiled: October 19, 2017Publication date: February 8, 2018Inventors: Jyh-Ming WU, Wei-En CHANG
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Publication number: 20170228054Abstract: 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: ApplicationFiled: March 25, 2016Publication date: August 10, 2017Inventor: Jyh-Ming Wu
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Patent number: 9724675Abstract: 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: GrantFiled: November 1, 2013Date of Patent: August 8, 2017Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Jyh Ming Wu, Lu-Chih Wang, Hong-Ching Lin, Hsin-Hsien Yeh, Wei-Tsung Kao
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Publication number: 20170209855Abstract: 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: ApplicationFiled: May 25, 2016Publication date: July 27, 2017Inventors: Jyh-Ming WU, Wei-En CHANG
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Publication number: 20170201191Abstract: 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: ApplicationFiled: June 3, 2016Publication date: July 13, 2017Inventor: Jyh-Ming Wu
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Publication number: 20170063256Abstract: 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: ApplicationFiled: January 28, 2016Publication date: March 2, 2017Inventors: Jyh-Ming Wu, Chih-Kai Chang, Yu-Ting Chang
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Publication number: 20140141968Abstract: 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: ApplicationFiled: November 1, 2013Publication date: May 22, 2014Applicant: Industrial Technology Research InstituteInventors: Jyh Ming WU, Lu-Chih WANG, Hong-Ching LIN, Wei-Tsung KAO, Hsin-Hsien YEH
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Publication number: 20080041446Abstract: 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: ApplicationFiled: November 17, 2006Publication date: February 21, 2008Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Jyh-Ming Wu, Cheng-Che Yang, Song-Yeu Tsai
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Patent number: 6435343Abstract: 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: GrantFiled: October 10, 2000Date of Patent: August 20, 2002Assignee: Ritek CorporationInventors: Jyh-Ming Wu, Yu-Pan Pai, Huan-Chang Lin
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Patent number: 6405857Abstract: 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: GrantFiled: October 18, 2000Date of Patent: June 18, 2002Assignee: Ritek CorporationInventors: Jyh-Ming Wu, Yu-Pan Pai, Huan Chang Lin