Patents by Inventor Wu-Han Liu

Wu-Han Liu 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: 11961770
    Abstract: Some embodiments of the present disclosure relate to a processing tool. The tool includes a housing enclosing a processing chamber, and an input/output port configured to pass a wafer through the housing into and out of the processing chamber. A back-side macro-inspection system is arranged within the processing chamber and is configured to image a back side of the wafer. A front-side macro-inspection system is arranged within the processing chamber and is configured to image a front side of the wafer according to a first image resolution. A front-side micro-inspection system is arranged within the processing chamber and is configured to image the front side of the wafer according to a second image resolution which is higher than the first image resolution.
    Type: Grant
    Filed: November 4, 2021
    Date of Patent: April 16, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chia-Han Lin, Chien-Fa Lee, Hsu-Shui Liu, Jiun-Rong Pai, Sheng-Hsiang Chuang, Surendra Kumar Soni, Shou-Wen Kuo, Wu-An Weng, Gary Tsai, Chien-Ko Liao, Ya Hsun Hsueh, Becky Liao, Ethan Yu, Ming-Chi Tsai, Kuo-Yi Liu
  • Patent number: 11643715
    Abstract: A composite structure with an aluminum-based alloy layer containing boron carbide and a manufacturing method thereof are provided. The composite structure includes a substrate with an open hole in that surface and the aluminum-based alloy layer containing boron carbide. The aluminum-based alloy layer is disposed in the open hole and contains aluminum, boron, carbon, and oxygen, wherein the content of aluminum is between 4 at. % and 55 at. %, the content of boron is between 9 at. % and 32 at. %, the content of carbon is between 13 at. % and 32 at. %, the content of oxygen is between 2 at. % and 38 at. %, and the ratio of the content of boron to carbon is between 0.3 and 2.7.
    Type: Grant
    Filed: October 5, 2021
    Date of Patent: May 9, 2023
    Assignee: Industrial Technology Research Institute
    Inventors: Wu-Han Liu, Yi-Liang Liao, Tai-Sheng Chen, Wei-Tien Hsiao, Chang-Chih Hsu
  • Patent number: 11624104
    Abstract: A multicomponent alloy coating is provided. The multicomponent alloy coating includes a hard layer and a plurality of nickel-based particles dispersed in the hard layer. The composition of the multicomponent alloy coating is represented by the following formula (I): AldCoeCrgFehNiiSijCkOm??formula (I), wherein 1<d<2, 0.5<e<0.8, 2<g<3.2, 0.05<h<0.3, 2<i<3, j=1, k?0, m?0, and iron is present in the amount of less than 3 wt % of the composition of the multicomponent alloy coating.
    Type: Grant
    Filed: May 24, 2019
    Date of Patent: April 11, 2023
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Wu-Han Liu, Wei-Tien Hsiao, Chang-Chih Hsu, Mao-Shin Liu, Zhong-Ren Wu, Shih-Hsiang Chou, Chin-An Wang
  • Publication number: 20230074335
    Abstract: A composite structure with an aluminum-based alloy layer containing boron carbide and a manufacturing method thereof are provided. The composite structure includes a substrate with an open hole in that surface and the aluminum-based alloy layer containing boron carbide. The aluminum-based alloy layer is disposed in the open hole and contains aluminum, boron, carbon, and oxygen, wherein the content of aluminum is between 4 at. % and 55 at. %, the content of boron is between 9 at. % and 32 at. %, the content of carbon is between 13 at. % and 32 at. %, the content of oxygen is between 2 at. % and 38 at. %, and the ratio of the content of boron to carbon is between 0.3 and 2.7.
    Type: Application
    Filed: October 5, 2021
    Publication date: March 9, 2023
    Applicant: Industrial Technology Research Institute
    Inventors: Wu-Han Liu, Yi-Liang Liao, Tai-Sheng Chen, Wei-Tien Hsiao, Chang-Chih Hsu
  • Patent number: 10894288
    Abstract: A surface-treated ceramic powder includes a plurality of ceramic particles and a surface-treating material. Each of the ceramic particles is at least partially coated by the surface-treating material, wherein the ceramic particles have an average particle diameter ranging from 10 micrometer (?m) to 100 ?m, and the surface-treating material is made of metal, metal oxide or the combination thereof.
    Type: Grant
    Filed: December 29, 2016
    Date of Patent: January 19, 2021
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Tai-Sheng Chen, Ming-Sheng Leu, Hong-Jen Lai, Wu-Han Liu
  • Publication number: 20200208242
    Abstract: A multicomponent alloy coating is provided. The multicomponent alloy coating includes a hard layer and a plurality of nickel-based particles dispersed in the hard layer. The composition of the multicomponent alloy coating is represented by the following formula (I): AldCoeCrgFehNiiSijCkOm ??formula (I), wherein 1<d<2, 0.5<e<0.8, 2<g<3.2, 0.05<h<0.3, 2<i<3, j=1, k?0, m?0, and iron is present in the amount of less than 3 wt % of the composition of the multicomponent alloy coating.
    Type: Application
    Filed: May 24, 2019
    Publication date: July 2, 2020
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Wu-Han LIU, Wei-Tien HSIAO, Chang-Chih HSU, Mao-Shin LIU, Zhong-Ren WU, Shih-Hsiang CHOU, Chin-An WANG
  • Patent number: 10428413
    Abstract: A hydrophobic alloy film and a manufacturing method thereof are provided. The hydrophobic alloy film includes Al, Cu, O, and at least one selected from the group consisting of Fe, Co, Ni, and Cr, or Ti, Zr, O, and at least one selected from the group consisting of Fe, Co, Ni, and Cr. The content of each of Al and Ti is in the range of 40 at. % to 70 at. %. The content of each of Cu and Zr is in the range of 10 at. % to 40 at. %. The total content of at least one selected from the group consisting of Fe, Co, Ni, and Cr is in the range of 10 at. % to 30 at. %. The content of O is in the range of 10 at. % to 30 at. %. The hydrophobic alloy film has a quasicrystal structure and nanoparticles.
    Type: Grant
    Filed: December 29, 2015
    Date of Patent: October 1, 2019
    Assignee: Industrial Technology Research Institute
    Inventors: Tai-Sheng Chen, Ming-Sheng Leu, Wu-Han Liu, Jia-Jen Chang
  • Publication number: 20190255607
    Abstract: A hollow sphere structure of metal-containing tungsten carbide (WC-based cermet contains one or two metal elements to form a pseudo binary eutectic) is provided, which includes a porous shell of metal-containing metal carbide surrounding a hollow core. The hollow sphere structure has a diameter of 5 micrometers to 45 micrometers, and the porous shell has a thickness of 0.1 micrometers to 12 micrometers.
    Type: Application
    Filed: April 29, 2019
    Publication date: August 22, 2019
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Wu-Han LIU, Wei-Tien HSIAO, Chang-Chih HSU
  • Patent number: 10280499
    Abstract: A composition and a coating structure applying with the same are provided. The composition includes 3 wt % to less than 15 wt % of Al, 10 wt % to less than 30 wt % of Cr, higher than 0 wt % to 15 wt % of O, higher than 0 wt % to 15 wt % of Y, and the remainder being at least one of Co or Ni.
    Type: Grant
    Filed: November 30, 2015
    Date of Patent: May 7, 2019
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Zhong-Ren Wu, Mao-Shin Liu, Wu-Han Liu, Wei-Tien Hsiao, Ming-Sheng Leu
  • Publication number: 20180161870
    Abstract: A surface-treated ceramic powder includes a plurality of ceramic particles and a surface-treating material. Each of the ceramic particles is at least partially coated by the surface-treating material, wherein the ceramic particles have an average particle diameter ranging from 10 micrometer (?m) to 100 ?m, and the surface-treating material is made of metal, metal oxide or the combination thereof.
    Type: Application
    Filed: December 29, 2016
    Publication date: June 14, 2018
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Tai-Sheng Chen, Ming-Sheng Leu, Hong-Jen Lai, Wu-Han Liu
  • Publication number: 20180161868
    Abstract: A hollow sphere structure of metal-containing tungsten carbide is provided, which includes a porous shell of metal-containing metal carbide surrounding a hollow core. The hollow sphere structure has a diameter of 5 micrometers to 45 micrometers, and the porous shell has a thickness of 0.1 micrometers to 12 micrometers. The metal is cobalt, nickel, or a combination thereof.
    Type: Application
    Filed: March 9, 2017
    Publication date: June 14, 2018
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Wu-Han LIU, Wei-Tien HSIAO, Chang-Chih HSU
  • Publication number: 20170175242
    Abstract: A hydrophobic alloy film and a manufacturing method thereof are provided. The hydrophobic alloy film includes Al, Cu, O, and at least one selected from the group consisting of Fe, Co, Ni, and Cr, or Ti, Zr, O, and at least one selected from the group consisting of Fe, Co, Ni, and Cr. The content of each of Al and Ti is in the range of 40 at. % to 70 at. %. The content of each of Cu and Zr is in the range of 10 at. % to 40 at. %. The total content of at least one selected from the group consisting of Fe, Co, Ni, and Cr is in the range of 10 at. % to 30 at. %. The content of O is in the range of 10 at. % to 30 at. %. The hydrophobic alloy film has a quasicrystal structure and nanoparticles.
    Type: Application
    Filed: December 29, 2015
    Publication date: June 22, 2017
    Inventors: Tai-Sheng Chen, Ming-Sheng Leu, Wu-Han Liu, Jia-Jen Chang
  • Patent number: 9381494
    Abstract: A photocatalytic film structure is provided. The photocatalytic film includes a plurality of micron particles; a plurality of nano particles; and a plurality of block bodies, wherein the volume of each of the block bodies is greater than that of each of the nano particles, and each of the micron particles, the nano particles and the block bodies contains zinc oxide and a doping metal, and wherein the amount of the doping metal is 1 to 5 wt % of the photocatalytic film, and the plurality of micron particles and micron particles take up 10 to 50% of the volume of the photocatalytic film.
    Type: Grant
    Filed: April 9, 2014
    Date of Patent: July 5, 2016
    Assignee: Industrial Technology Research Institute
    Inventors: Wu-Han Liu, Wei-Tien Hsiao, Mao-Shin Liu, Ming-Sheng Leu, Cherng-Yuh Su, Fuh-Sheng Shieu, Chin-Te Lu
  • Publication number: 20160186330
    Abstract: A composition and a coating structure applying with the same are provided. The composition includes 3 wt % to less than 15 wt % of Al, 10 wt % to less than 30 wt % of Cr, higher than 0 wt % to 15 wt % of O, higher than 0 wt % to 15 wt % of Y, and the remainder being at least one of Co or Ni.
    Type: Application
    Filed: November 30, 2015
    Publication date: June 30, 2016
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Zhong-Ren WU, Mao-Shin LIU, Wu-Han LIU, Wei-Tien HSIAO, Ming-Sheng LEU
  • Publication number: 20150284833
    Abstract: A coating layer with well protection and thermal conductivity has a workpiece; and a coating layer with a thickness ranged between 160˜500 micrometer deposited on the workpiece; wherein, the coating layer is formed by the feedstock material, the feedstock material is Al—Cu—Mo—W, Al/B4C, CoCrAlY/Al2O3, Cr3C2—NiCr/SiC—Ni, Cr3C2—NiCr/SiC—Ni treated with Ball mill or Ni—Al—Mo—W. The coating layer is able to avoid wear of the surface of the workpiece, and has well protection and thermal conductivity, to avoid the situation of damage or mechanical property changing occurred due to the temperature of the surface rising caused by the friction.
    Type: Application
    Filed: June 22, 2015
    Publication date: October 8, 2015
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Wei-Tien HSIAO, Mao-Shin LIU, Wu-Han LIU, Ming-Sheng LEU
  • Publication number: 20150182950
    Abstract: A photocatalytic film structure is provided. The photocatalytic film includes a plurality of micron particles; a plurality of nano particles; and a plurality of block bodies, wherein the volume of each of the block bodies is greater than that of each of the nano particles, and each of the micron particles, the nano particles and the block bodies contains zinc oxide and a doping metal, and wherein the amount of the doping metal is 1 to 5 wt % of the photocatalytic film, and the plurality of micron particles and micron particles take up 10 to 50% of the volume of the photocatalytic film.
    Type: Application
    Filed: April 9, 2014
    Publication date: July 2, 2015
    Applicant: Industrial Technology Research Institute
    Inventors: Wu-Han Liu, Wei-Tien Hsiao, Mao-Shin Liu, Ming-Sheng Leu, Cherng-Yuh Su, Fuh-Sheng Shieu, Chin-Te Lu
  • Patent number: 8740007
    Abstract: A cooking utensil and a manufacturing method thereof are provided. The cooking utensil includes a cooking body, a first metal-ceramic composite layer having an electromagnetic property and a second metal-ceramic composite layer having a heat conductive property. The cooking body has an external bottom surface. The first metal-ceramic composite layer is disposed on the external bottom surface of the cooking body. The second metal-ceramic composite layer is disposed on the first metal-ceramic composite layer. The cooking utensil is suitable for both an induction cooker and a gas burner.
    Type: Grant
    Filed: December 21, 2010
    Date of Patent: June 3, 2014
    Assignee: Industrial Technology Research Institute
    Inventors: Ming-Sheng Leu, Wu-Han Liu, Wei-Tien Hsiao, Chang-Chih Hsu, Mao-Shin Liu, Zhong-Ren Wu
  • Publication number: 20130224392
    Abstract: A method for providing a coating layer with well protection and thermal conductivity, providing a coating layer material, the coating layer material set on a workpiece to form a coating layer with thickness 160˜500 micrometer. The coating layer is able to avoid wear of the surface of the workpiece, and has well protection and thermal conductivity, to avoid the situation of damage or mechanical property changing occurred due to the temperature of the surface rising caused by the friction.
    Type: Application
    Filed: May 7, 2012
    Publication date: August 29, 2013
    Inventors: Wei-Tien HSIAO, Mao-Shin Liu, Wu-Han Liu, Ming-Sheng Leu
  • Publication number: 20120111872
    Abstract: A cooking utensil and a manufacturing method thereof are provided. The cooking utensil includes a cooking body, a first metal-ceramic composite layer having an electromagnetic property and a second metal-ceramic composite layer having a heat conductive property. The cooking body has an external bottom surface. The first metal-ceramic composite layer is disposed on the external bottom surface of the cooking body. The second metal-ceramic composite layer is disposed on the first metal-ceramic composite layer. The cooking utensil is suitable for both an induction cooker and a gas burner.
    Type: Application
    Filed: December 21, 2010
    Publication date: May 10, 2012
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Ming-Sheng Leu, Wu-Han Liu, Wei-Tien Hsiao, Chang-Chih Hsu, Mao-Shin Liu, Zhong-Ren Wu
  • Publication number: 20110100975
    Abstract: A carrier for heating and keeping warm used for directly carrying food to-be kept warm is provided. The carrier for heating and keeping warm includes a carrier and at least a high melt point-electric heating alloy pattern. The carrier has a first surface and a second surface opposite to the first surface. The food is suitable for being directly placed on the first surface. A material of the second surface is ceramics or glass so that the second surface 114 and the first surface 112 can respectively have a characteristic of ceramic or glass. The high melt point-electric heating alloy pattern is coated on the second surface. A resistance of the high melt point-electric heating alloy pattern is substantially 0.5 ohm to 50 ohm, and a melt point of the high melt point-electric heating alloy pattern is equal to or higher than 1100° C.
    Type: Application
    Filed: November 2, 2010
    Publication date: May 5, 2011
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Wu-Han Liu, Wei-Tien Hsiao, Mao-Shin Liu, Zhong-Ren Wu, Ming-Sheng Leu, Chang-Chih Hsu