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).

  • Patent number: 8637148
    Abstract: A coated article includes a bonding layer, an iridium layer, a chromium oxynitride layer and a chromium nitride layer formed on a substrate in that order. The substrate is made of die steel.
    Type: Grant
    Filed: June 29, 2011
    Date of Patent: January 28, 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
  • Patent number: 8637142
    Abstract: A coated article comprises a substrate; a bonding layer deposited on the substrate; and a composite layer deposited on the bonding layer. The composite layer includes an equal number of alternating chromium-nitride layers and aluminum-nitride layers.
    Type: Grant
    Filed: April 27, 2011
    Date of Patent: January 28, 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
  • Patent number: 8636891
    Abstract: A coated article includes a substrate, and a coating deposited on the substrate by magnetron sputtering. The coating includes micropores, and each micropore is sealed by a sealing element.
    Type: Grant
    Filed: April 21, 2011
    Date of Patent: January 28, 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, Cheng Zhang
  • Patent number: 8637149
    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 silver-cerium alloy layers formed on the bonding layer. The bonding layer is a nickel-chromium layer. Each nickel-chromium-nitrogen layer interleaves with one silver-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: January 28, 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
  • Patent number: 8637161
    Abstract: A coated article is provided. A coated article includes a composite substrate made from carbon fiber and zirconium diboride. A chromium layer is deposited on the substrate. A chromium diffusing layer is formed between the substrate and the chromium layer. A chromium-nitrogen layer is deposited on the chromium layer. A iridium layer is deposited on the chromium-nitrogen layer opposite to the chromium layer, wherein the chromium-nitrogen layer includes a first chromium-nitrogen layer and a second chromium-nitrogen layer. The first chromium-nitrogen layer abuts the chromium layer. The second chromium-nitrogen layer abuts the iridium layer. The atomic nitrogen content in the first chromium-nitrogen layer gradually increases with the thickness of the first chromium-nitrogen layer. The atomic nitrogen content in the second chromium-nitrogen layer gradually decreases with the thickness of the second chromium-nitrogen layer.
    Type: Grant
    Filed: August 10, 2011
    Date of Patent: January 28, 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
  • Patent number: 8637862
    Abstract: A device housing is provided. The device housing includes a substrate, a silicon dioxide film formed on the substrate, and a zinc oxide film formed on the silicon dioxide film. The silicon dioxide film has micrometer sized structures. The zinc oxide film has nanometer sized structures. A method for making the device housing is also described there.
    Type: Grant
    Filed: April 15, 2011
    Date of Patent: January 28, 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
  • Patent number: 8632713
    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: Grant
    Filed: December 26, 2010
    Date of Patent: January 21, 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, Hua-Yang Xu
  • Patent number: 8623182
    Abstract: A continuous vacuum sputtering method includes the steps of providing a substrate; providing a continuous vacuum sputtering machine comprising a depositing chamber. The depositing chamber comprising at least one vacuum chamber, each vacuum chamber having a cathodic arc emitting source located therein; the substrate being loaded in the continuous vacuum sputtering machine; depositing a coating on the substrate by cathodic arc deposition using the cathodic arc emitting source.
    Type: Grant
    Filed: April 29, 2011
    Date of Patent: January 7, 2014
    Assignee: Hon Hai Precision Industry Co., Ltd.
    Inventors: Hsin-Pei Chang, Wen-Rong Chen, Huann-Wu Chiang, Lone-Wen Tai, Cheng-Shi Chen
  • Patent number: 8614012
    Abstract: A coated article is provided. The coated article includes a substrate, a hydrophobic layer formed on the substrate. The hydrophobic layer is an amorphous carbon nitride layer which is defined as CNy, wherein y is in a range of from about 1 to about 3. The water contact angle of the hydrophobic layer 13 is about 100° to about 110°. The hydrophobic layer has a good chemical stability, high-temperature resistance and a good abrasion resistance, which effectively extends the use time of the coated article. A method for making the coated article is also described therein.
    Type: Grant
    Filed: June 22, 2011
    Date of Patent: December 24, 2013
    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
  • Patent number: 8614000
    Abstract: A coated article includes a bonding layer, a chromium oxynitride layer a boron nitride layer formed on a substrate in that order. The boron nitride layer is made of hexagonal structure boron nitride.
    Type: Grant
    Filed: June 29, 2011
    Date of Patent: December 24, 2013
    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
  • Patent number: 8609240
    Abstract: A coated article is provided. The coated article includes a substrate, a base layer formed on the substrate; a nickel oxynitride layer formed on the base layer; and a silicon nitride layer formed on the nickel oxynitride layer. The nickel oxynitride layer and silicon nitride layer can protect the substrate from oxidizing at high temperature, which effectively extend the use time of the coated article. A method for making the coated article is also described.
    Type: Grant
    Filed: June 27, 2011
    Date of Patent: December 17, 2013
    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
  • Patent number: 8609241
    Abstract: A coated article includes a magnesium layer, a magnesium oxynitride layer a titanium nitride layer formed on a substrate in that order. The substrate is made of magnesium alloy.
    Type: Grant
    Filed: June 29, 2011
    Date of Patent: December 17, 2013
    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
  • Patent number: 8609253
    Abstract: A coated article includes a substrate and a thermochromic coating formed on the substrate. The thermochromic coating is a vanadium dioxide layer co-doped M and R, where M is two or more elements selected from a group consisting of titanium, niobium, molybdenum and tungsten, R is one or more elements selected from a group consisting of rhodium, palladium and ruthenium.
    Type: Grant
    Filed: June 20, 2011
    Date of Patent: December 17, 2013
    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, Jia Huang
  • Patent number: 8603627
    Abstract: A housing is provided which includes an aluminum or aluminum alloy substrate, an aluminum layer and a corrosion resistant layer formed on the aluminum or aluminum alloy substrate in that order. The corrosion resistant layer is an Al—O layer. Then, Gd ions are implanted in the Al—O layer by ion implantation process. The atomic percentages of O in the Al—O gradient layer gradually increase from the side of Al—O gradient layer near the aluminum or aluminum alloy substrate to the other side of Al—O gradient layer, away from aluminum or aluminum alloy substrate. Therefore the housing has a high corrosion resistance. A method for making the housing is also provided.
    Type: Grant
    Filed: August 30, 2011
    Date of Patent: December 10, 2013
    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, Yi-Chi Chan, Xiao-Qiang Chen
  • Patent number: 8603637
    Abstract: A coated article is described. The coated article includes a substrate, a combining layer formed on the substrate, a plurality of silicon dioxide layers and a plurality of copper-zinc alloy layers formed on the combining layer. The combining layer is a silicon layer. Each silicon dioxide layer interleaves with one copper-zinc alloy layer. A method for making the coated article is also described.
    Type: Grant
    Filed: July 25, 2011
    Date of Patent: December 10, 2013
    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
  • Patent number: 8597783
    Abstract: A housing is provided which includes an aluminum or aluminum alloy substrate, an aluminum layer and a corrosion resistant layer formed on the aluminum or aluminum alloy substrate in that order. The corrosion resistant layer is an Al—O layer. Then, La ions are implanted in the Al—O layer by ion implantation process. The atomic percentages of O in the Al—O gradient layer gradually increase from the side of Al—O gradient layer near the aluminum or aluminum alloy substrate to the other side of Al—O gradient layer, away from aluminum or aluminum alloy substrate. Therefore the housing has a high corrosion resistance. A method for making the housing is also provided.
    Type: Grant
    Filed: August 30, 2011
    Date of Patent: December 3, 2013
    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, Yi-Chi Chan, Xiao-Qiang Chen
  • Patent number: 8597804
    Abstract: A housing is provided which includes an aluminum or aluminum alloy substrate, an aluminum layer and a corrosion resistant layer formed on the aluminum or aluminum alloy substrate in that order. The corrosion resistant layer is an Al—C—N layer. Then, Ce ions are implanted in the Al—C—N layer by ion implantation process. The atomic percentages of N and C in the Al—C—N gradient layer gradually increase from the side of Al—C—N gradient layer near the aluminum or aluminum alloy substrate to the other side of Al—C—N gradient layer, away from aluminum or aluminum alloy substrate. Therefore the housing has a high corrosion resistance. A method for making the housing is also provided.
    Type: Grant
    Filed: August 30, 2011
    Date of Patent: December 3, 2013
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industy Co., Ltd.
    Inventors: Hsin-Pei Chang, Wen-Rong Chen, Huann-Wu Chiang, Cheng-Shi Chen, Yi-Chi Chan, Xiao-Qiang Chen
  • Patent number: 8597782
    Abstract: A housing is provided which includes an aluminum or aluminum alloy substrate, an aluminum layer and a corrosion resistant layer formed on the aluminum or aluminum alloy substrate in that order. The corrosion resistant layer is an Al—O layer. Then, Nd ions are implanted in the Al—O layer by ion implantation process. The atomic percentages of O in the Al—O gradient layer gradually increases from the side of Al—O gradient layer near the aluminum or aluminum alloy substrate to the other side of Al—O gradient layer, away from aluminum or aluminum alloy substrate. Therefore the housing has a high corrosion resistance. A method for making the housing is also provided.
    Type: Grant
    Filed: August 30, 2011
    Date of Patent: December 3, 2013
    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, Yi-Chi Chan, Xiao-Qiang Chen
  • Patent number: 8592032
    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-chromium-nitrogen layer. A method for making the coated article is also described.
    Type: Grant
    Filed: June 27, 2011
    Date of Patent: November 26, 2013
    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
  • Patent number: 8592031
    Abstract: A coated article is described. The coated article includes a metal substrate and a hard coating formed on the substrate. The hard coating is a chromium nitride-silicon nitride compound layer. A method for applying the hard coating to the metal substrate is also described.
    Type: Grant
    Filed: June 27, 2011
    Date of Patent: November 26, 2013
    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