Patents by Inventor Huann-Wu Chiang

Huann-Wu Chiang 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).

  • Stainless steel-and-amorphous alloy composite and method for manufacturing
    Patent number: 8770262
    Abstract: A stainless steel-and-amorphous alloy composite includes a stainless steel part and an amorphous alloy part. The stainless steel part has nano-pores defined in a surface thereof. The amorphous alloy part is integrally bonded to the surface having the nano-pores. A method for manufacturing the composite is also described.
    Type: Grant
    Filed: October 26, 2011
    Date of Patent: July 8, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Huann-Wu Chiang, Cheng-Shi Chen, Shun-Mao Lin
  • Coated article and method for making the same
    Patent number: 8747998
    Abstract: A coated article is described. The coated article includes an aluminum or aluminum alloy substrate and a compound corrosion resistant layer formed on the substrate. The compound corrosion resistant layer includes a plurality of first non-crystalline films and an equal number of second non-crystalline films. Each the first non-crystalline film interleaves with each the second non-crystalline film. The first non-crystalline film is an aluminum nitride film or an aluminum oxide film. The second non-crystalline film is a silicon nitride film or a silicon dioxide film. A method for making the coated article is also described.
    Type: Grant
    Filed: July 11, 2011
    Date of Patent: June 10, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Hsin-Pei Chang, Wen-Rong Chen, Huann-Wu Chiang, Cheng-Shi Chen, Nan Ma
  • Coated article and method for making said article
    Patent number: 8741111
    Abstract: A coated article includes a substrate, and a plurality of aluminum nitride layers and a plurality of titanium boride layers formed on the substrate. Each aluminum nitride layer interleaves with one titanium boride layer. One of the aluminum nitride layers is directly formed on the substrate. A method for making the coated article is also described.
    Type: Grant
    Filed: September 28, 2011
    Date of Patent: June 3, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Wen-Rong Chen, Huann-Wu Chiang, Cheng-Shi Chen, Cong Li
  • Process for surface treating iron-based alloy and article
    Patent number: 8741444
    Abstract: A process for surface treating iron-based alloy includes providing a substrate made of iron-based alloy. A chromium layer is then formed on the substrate by vacuum sputtering. A silicon oxide layer, an alumina layer, and a boron nitride layer are formed in that order by vacuum evaporation.
    Type: Grant
    Filed: August 25, 2011
    Date of Patent: June 3, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Hsin-Pei Chang, Wen-Rong Chen, Huann-Wu Chiang, Cheng-Shi Chen, Ying-Ying Wang
  • Coated article and method for making the same
    Patent number: 8734942
    Abstract: A coated article includes a substrate, an anti-corrosion layer formed on the substrate, and a decorative layer formed on the anti-corrosion layer. The substrate is made of magnesium or magnesium alloy. The anti-corrosion layer includes a magnesium layer formed on the substrate and a magnesium oxynitride layer formed on the magnesium layer. The coated article has improved corrosion resistance.
    Type: Grant
    Filed: August 19, 2011
    Date of Patent: May 27, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Hsin-Pei Chang, Wen-Rong Chen, Huann-Wu Chiang, Cheng-Shi Chen, Xiao-Qiang Chen
  • Coated article and method for making said article
    Patent number: 8722180
    Abstract: A coated article includes a substrate, and a plurality of molybdenum layers and a plurality of titanium-aluminum-nitrogen layers formed on the substrate. Each molybdenum layer interleaves with one titanium-aluminum-nitrogen layer. One of the molybdenum layers is directly formed on the substrate. A method for making the coated article is also described.
    Type: Grant
    Filed: September 28, 2011
    Date of Patent: May 13, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Wen-Rong Chen, Huann-Wu Chiang, Cheng-Shi Chen, Cong Li
  • Coated article and method for making same
    Patent number: 8722183
    Abstract: A coated article includes a substrate, an anti-corrosion layer formed on the substrate, and a decorative layer formed on the anti-corrosion layer. The substrate is made of magnesium or magnesium alloy. The anti-corrosion layer is a magnesium layer. The coated article has improved corrosion resistance.
    Type: Grant
    Filed: August 19, 2011
    Date of Patent: May 13, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Hsin-Pei Chang, Wen-Rong Chen, Huann-Wu Chiang, Cheng-Shi Chen, Xiao-Qiang Chen
  • Coated article and method for making same
    Patent number: 8721845
    Abstract: A coated article is provided. The coated article comprises a substrate having a first anti-fingerprint layer, and a second anti-fingerprint layer formed thereon and in that order. The first anti-fingerprint layer is an aluminum oxide layer. The second anti-fingerprint layer is an aluminum-oxygen-nitrogen compound layer implanted with one or more ion species selected from the group consisting of fluorine ion, boron ion, and nitrogen ion. A method for making the coated article is also described there.
    Type: Grant
    Filed: August 11, 2011
    Date of Patent: May 13, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Hsin-Pei Chang, Wen-Rong Chen, Huann-Wu Chiang, Cheng-Shi Chen, Juan Zhang
  • Coated article and method for making the same
    Patent number: 8715822
    Abstract: A coated article includes a substrate, an anti-corrosion layer formed on the substrate, and a decorative layer formed on the anti-corrosion layer. The substrate is made of aluminum or aluminum alloy. The anti-corrosion layer includes an aluminum layer formed on the substrate and an aluminum oxide layer formed on the aluminum layer. The coated article has improved corrosion resistance.
    Type: Grant
    Filed: August 19, 2011
    Date of Patent: May 6, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Hsin-Pei Chang, Wen-Rong Chen, Huann-Wu Chiang, Cheng-Shi Chen, Xiao-Qiang Chen
  • Coated article and method for making the same
    Patent number: 8715810
    Abstract: A coated article is described. The coated article includes a substrate, a magnesium oxide-alumina compound layer formed on the substrate, and an anti-fingerprint layer formed on the magnesium oxide-alumina compound layer. The anti-fingerprint layer is a layer of magnesium-aluminum-oxygen-fluorine having the chemical formula of MgAlOxFy, wherein 0<x<2.5, 0<y<5. A method for making the coated article is also described.
    Type: Grant
    Filed: June 13, 2011
    Date of Patent: May 6, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Hsin-Pei Chang, Wen-Rong Chen, Huann-Wu Chiang, Cheng-Shi Chen, Cong Li
  • Aluminum-and-amorphous alloy composite and method for manufacturing
    Patent number: 8714231
    Abstract: An aluminum-and-amorphous alloy composite includes an aluminum part and an amorphous alloy part. The aluminum part has an aluminum oxide film formed on a surface thereof. The aluminum oxide film defines nano-pores. The amorphous alloy part is integrally bonded to the surface of the aluminum part having the aluminum oxide film. A method for manufacturing the composite is also described.
    Type: Grant
    Filed: October 26, 2011
    Date of Patent: May 6, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Huann-Wu Chiang, Cheng-Shi Chen, Shun-Mao Lin
  • Coated article and method for making the same
    Patent number: 8709594
    Abstract: A coated article includes a substrate, a bonding layer formed on the substrate, an anti-corrosion layer formed on the bonding layer. The substrate is made of aluminum or aluminum alloy. The bonding layer is a silicon layer. The anti-corrosion layer is a silicon nitride layer. The coated article has improved corrosion resistance.
    Type: Grant
    Filed: August 19, 2011
    Date of Patent: April 29, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Hsin-Pei Chang, Wen-Rong Chen, Huann-Wu Chiang, Cheng-Shi Chen, Xiao-Qiang Chen
  • Coated article and method for making the same
    Patent number: 8709593
    Abstract: A coated article is described. The coated article includes an aluminum or aluminum alloy substrate and a corrosion resistant layer formed on the substrate. The corrosion resistant layer is a compound silicon-titanium-nitrogen layer. A method for making the coated article is also described.
    Type: Grant
    Filed: June 27, 2011
    Date of Patent: April 29, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Hsin-Pei Chang, Wen-Rong Chen, Huann-Wu Chiang, Cheng-Shi Chen, Nan Ma
  • Coated article and method for making the same
    Patent number: 8703287
    Abstract: A coated article includes a substrate, an anti-corrosion layer formed on the substrate, and a decorative layer formed on the anti-corrosion layer. The substrate is made of aluminum or aluminum alloy. The anti-corrosion layer includes an aluminum-copper alloy layer formed on the substrate and an aluminum nitride layer formed on the aluminum-copper alloy layer. The coated article has good corrosion resistance.
    Type: Grant
    Filed: August 19, 2011
    Date of Patent: April 22, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Hsin-Pei Chang, Wen-Rong Chen, Huann-Wu Chiang, Cheng-Shi Chen, Xiao-Qiang Chen
  • Coated article and method for making the same
    Patent number: 8691379
    Abstract: A coated article includes a substrate, an anti-corrosion layer formed on the substrate and a decorative layer formed on the anti-corrosion layer. The substrate is made of aluminum or aluminum alloy. The anti-corrosion layer is an aluminum layer. The coated article has improved corrosion resistance.
    Type: Grant
    Filed: August 19, 2011
    Date of Patent: April 8, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Hsin-Pei Chang, Wen-Rong Chen, Huann-Wu Chiang, Cheng-Shi Chen, Xiao-Qiang Chen
  • Coated article and method for making the same
    Patent number: 8691380
    Abstract: A coated article includes a substrate, an anti-corrosion layer formed on the substrate, a decorative layer formed on the anti-corrosion layer. The substrate is made of aluminum or aluminum alloy. The anti-corrosion layer is a silicon layer. The coated article has improved corrosion resistance.
    Type: Grant
    Filed: August 19, 2011
    Date of Patent: April 8, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Hsin-Pei Chang, Wen-Rong Chen, Huann-Wu Chiang, Cheng-Shi Chen, Xiao-Qiang Chen
  • COMPOSITE OF METAL AND RESIN AND MANUFACTURING METHOD THEREOF
    Publication number: 20140093718
    Abstract: A composite of metal and resin includes a metal piece and a resin piece. The metal piece includes a surface. Micropores are formed on the surface. The micropores have inlet diameters smaller than bottom diameters thereof. The resin piece is partially inserted into the micropores to combine with the metal piece.
    Type: Application
    Filed: December 5, 2013
    Publication date: April 3, 2014
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (SHENZHEN) CO., LTD.
    Inventors: HSIN-PEI CHANG, WEN-RONG CHEN, HUANN-WU CHIANG, CHENG-SHI CHEN, HUA-YANG XU
  • Coated article having antibacterial effect and method for making the same
    Patent number: 8663796
    Abstract: A coated article is described. The coated article includes a substrate, a bonding layer formed on the substrate, a plurality of nickel-chromium-nitrogen layers and a plurality of copper-cerium alloy layers formed on the bonding layer. The bonding layer is a nickel-chromium layer. Each nickel-chromium-nitrogen layer interleaves with one copper-cerium alloy layer. One of the nickel-chromium-nitrogen layers is directly formed on the bonding layer. A method for making the coated article is also described.
    Type: Grant
    Filed: August 4, 2011
    Date of Patent: March 4, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd, Hon Hai Precision Industry Co., Ltd.
    Inventors: Hsin-Pei Chang, Wen-Rong Chen, Huann-Wu Chiang, Cheng-Shi Chen, Cong Li
  • Coated article and method for making same
    Patent number: 8663795
    Abstract: A process for coating articles is provided. The coated article includes a substrate, abase layer formed on the substrate; a chromium oxynitride layer formed on the base layer; and a silicon nitrogen layer formed on the chromium oxynitride layer. The chromium oxynitride layer and silicon nitride layer protect the substrate from oxidizing at high temperatures, extending the life of the coated article. A method for making the coated article is also described.
    Type: Grant
    Filed: July 20, 2011
    Date of Patent: March 4, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd, Hon Hai Precision Industry Co., Ltd.
    Inventors: Hsin-Pei Chang, Wen-Rong Chen, Huann-Wu Chiang, Cheng-Shi Chen, Kao-Yu Liao, Xiao-Qing Xiong
  • COATING, ARTICLE COATED WITH COATING, AND METHOD FOR MANUFACTURING ARTICLE
    Publication number: 20140037926
    Abstract: A coating includes a nano-composite layer including an equal number of films. The films are stacked on top of each other one after another. Each film includes a zirconium-copper carbonitride layer and a zirconium carbonitride layer.
    Type: Application
    Filed: October 9, 2013
    Publication date: February 6, 2014
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.
    Inventors: HSIN-PEI CHANG, WEN-RONG CHEN, HUANN-WU CHIANG, CHENG-SHI CHEN, CHUANG MA