Patents by Inventor Qi-Jian Du
Qi-Jian Du 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: 8848160Abstract: A display screen includes a substrate comprising a first surface and a second surface opposite to the first surface; a beam-splitting polarizer formed on a first surface of the substrate; and a non-conductive metal layer formed on a second surface of the substrate. The beam-splitting polarizer is a cholesterol liquid crystalline polarization layer.Type: GrantFiled: June 27, 2011Date of Patent: September 30, 2014Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., FIH (Hong Kong) LimitedInventors: Qi-Jian Du, Chwan-Hwa Chiang
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Patent number: 8609250Abstract: A device housing includes a substrate, a metallic coating formed on the substrate by vacuum sputtering or vacuum vapor deposition, and a self-repairing coating formed on the metallic coating. The self-repairing coating substantially includes trimethylene oxide and polyhydric alcohols.Type: GrantFiled: August 10, 2011Date of Patent: December 17, 2013Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., FIH (Hong Kong) LimitedInventors: Qi-Jian Du, Chwan-Hwa Chiang
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Publication number: 20130240350Abstract: An electronic device housing includes a substrate and a nano titanium dioxide coating formed on the substrate. The nano titanium dioxide coating has a thickness of about 10-100 nm. The nano titanium dioxide coating is formed of rutile crystals or composite crystals formed of rutile and anatase. A method for making the electronic device is also described.Type: ApplicationFiled: May 14, 2013Publication date: September 19, 2013Applicants: FIH (HONG KONG) LIMITED, SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD.Inventors: CHWAN-HWA CHIANG, QI-JIAN DU
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Patent number: 8507107Abstract: An electronic device housing is provided. The electronic device housing includes a substrate, a first metallic coating formed on the substrate, and a second metallic coating formed on a portion of the first metallic coating. The first and second metallic coatings are formed by vacuum sputtering or vacuum vapor deposition. The first and second metallic coatings are all non-conductive. A method for making the electronic device housing is also described there.Type: GrantFiled: November 19, 2010Date of Patent: August 13, 2013Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., FIH (Hong Kong) LimitedInventors: Qi-Jian Du, Chwan-Hwa Chiang
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Publication number: 20130171446Abstract: A coated article is provided. The coated article comprises a transparent substrate, a base paint layer directly formed on a surface of the transparent substrate, an aluminum layer directly formed on the aluminum layer, and a top paint layer directly formed on the aluminum layer. The base paint layer is made of a paint containing color paste. The top paint layer is made of a transparent paint. A method for making the coated article is also described.Type: ApplicationFiled: April 19, 2012Publication date: July 4, 2013Applicants: FIH (HONG KONG) LIMITED, SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD.Inventors: QI-JIAN DU, CHWAN-HWA CHIANG
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Patent number: 8470419Abstract: An electronic device housing includes a substrate and a nano titanium dioxide coating formed on the substrate is provided. The nano titanium dioxide coating has a thickness of about 10-100 nm. The nano titanium dioxide coating is formed of rutile crystals or composite crystals formed of rutile and anatase. A method for making the electronic device is also described there.Type: GrantFiled: November 19, 2010Date of Patent: June 25, 2013Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., FIH (Hong Kong) LimitedInventors: Chwan-Hwa Chiang, Qi-Jian Du
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Patent number: 8450607Abstract: An electronic device housing is provided. The electronic device housing includes a substrate, a metallic-appearing coating formed on the substrate, and a top coating formed on the metallic-appearing coating. The top coating contains nano-titanium dioxide powder and fluorocarbon resin. The electronic device housing has self-cleaning and anti-fingerprint properties.Type: GrantFiled: November 19, 2010Date of Patent: May 28, 2013Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., FIH (Hong Kong) LimitedInventors: Qi-Jian Du, Chwan-Hwa Chiang
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Publication number: 20120229752Abstract: A display screen includes a substrate comprising a first surface and a second surface opposite to the first surface; a beam-splitting polarizer formed on a first surface of the substrate; and a non-conductive metal layer formed on a second surface of the substrate. The beam-splitting polarizer is a cholesterol liquid crystalline polarization layer.Type: ApplicationFiled: June 27, 2011Publication date: September 13, 2012Applicants: FIH (HONG KONG) LIMITED, SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD.Inventors: QI-JIAN DU, CHWAN-HWA CHIANG
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Publication number: 20120225286Abstract: A device housing includes a substrate, a metallic coating formed on the substrate by vacuum sputtering or vacuum vapor deposition, and a self-repairing coating formed on the metallic coating. The self-repairing coating substantially includes trimethylene oxide and polyhydric alcohols.Type: ApplicationFiled: August 10, 2011Publication date: September 6, 2012Applicants: FIH (HONG KONG) LIMITED, SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD.Inventors: QI-JIAN DU, CHWAN-HWA CHIANG
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Patent number: 8257808Abstract: An electronic device housing includes a substrate and a metallic coating formed on the substrate. The substrate has a surface roughness of less than 60 nm. The metallic coating includes a plurality of first layers and a plurality of second layers. Each one of the first layers and each one of the second layers are alternately deposited on each other. The first layer and the second layer may be respectively tantalum pentoxide layer and silicon dioxide layer or may be respectively niobium pentoxide layer and zirconium dioxide layer.Type: GrantFiled: September 28, 2010Date of Patent: September 4, 2012Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., FIH (Hong Kong) LimitedInventors: Chwan-Hwa Chiang, Qi-Jian Du
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Publication number: 20120189842Abstract: An electronic device includes a substrate, a metallic coating formed on the substrate by vacuum sputtering or vacuum vapor deposition and a top paint coating formed on the metallic coating. The metallic coating comprising a plurality of titanium oxide layers interleaved with an equal number of silicon oxide layers and has a reflectively of about 50%-80%. The top paint coating includes pearl pigments.Type: ApplicationFiled: August 10, 2011Publication date: July 26, 2012Applicants: FIH (HONG KONG) LIMITED, SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD.Inventors: QI-JIAN DU, CHWAN-HWA CHIANG
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Publication number: 20120040136Abstract: A ceramic coating comprised of alumina or zirconia. The ceramic coating defines a plurality of recesses on surface, giving a leather-like appearance thereon. The ceramic coating is formed by ion beam assisted evaporation.Type: ApplicationFiled: June 13, 2011Publication date: February 16, 2012Applicants: FIH (HONG KONG) LIMITED, SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD.Inventors: QI-JIAN DU, CHWAN-HWA CHIANG
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Patent number: 8097344Abstract: An electronic device housing is provided. The electronic device housing includes a substrate, a metallic coating formed on the substrate, and a top paint coating formed on the metallic coating. The top paint coating contains nano-titanium dioxide powder. The top paint coating has a self-cleaning property. It can oxygenize and clean off dust and sweat accumulated on the surface of the electronic device housing.Type: GrantFiled: November 19, 2010Date of Patent: January 17, 2012Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., FIH(Hong Kong) LimitedInventors: Chwan-Hwa Chiang, Qi-Jian Du
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Patent number: 8076011Abstract: An electronic device housing is provided. The electronic device housing comprises a substrate, a base paint coating formed on the substrate, and a metallic coating formed on the base paint coating. The metallic coating comprises a plurality of first layers interleaved with a plurality of second layers, and a third layer provided outermost. The first layer and the second layer are respectively a zirconium dioxide layer and an aluminum oxide layer, or are respectively composite component layer of niobium pentoxide and zirconium dioxide, and silicon dioxide layer. The third layer is a magnesium fluoride layer.Type: GrantFiled: November 19, 2010Date of Patent: December 13, 2011Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., FIH (Hong Kong) LimitedInventors: Chwan-Hwa Chiang, Qi-Jian Du
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Publication number: 20110256361Abstract: An electronic device housing is provided. The electronic device housing includes a substrate, a first metallic coating formed on the substrate, and a second metallic coating formed on a portion of the first metallic coating. The first and second metallic coatings are formed by vacuum sputtering or vacuum vapor deposition. The first and second metallic coatings are all non-conductive. A method for making the electronic device housing is also described there.Type: ApplicationFiled: November 19, 2010Publication date: October 20, 2011Applicants: FIH (HONG KONG) LIMITED, SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD.Inventors: QI-JIAN DU, CHWAN-HWA CHIANG
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Publication number: 20110159277Abstract: An electronic device housing is provided. The electronic device housing comprises a substrate, a base paint coating formed on the substrate, and a metallic coating formed on the base paint coating. The metallic coating comprises a plurality of first layers interleaved with a plurality of second layers, and a third layer provided outermost. The first layer and the second layer are respectively a zirconium dioxide layer and an aluminum oxide layer, or are respectively composite component layer of niobium pentoxide and zirconium dioxide, and silicon dioxide layer. The third layer is a magnesium fluoride layer.Type: ApplicationFiled: November 19, 2010Publication date: June 30, 2011Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., FIH (HONG KONG) LIMITEDInventors: CHWAN-HWA CHIANG, QI-JIAN DU
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Publication number: 20110155409Abstract: An electronic device housing is provided. The electronic device housing includes a substrate, a metallic-appearing coating formed on the substrate, and a top coating formed on the metallic-appearing coating. The top coating contains nano-titanium dioxide powder and fluorocarbon resin. The electronic device housing has self-cleaning and anti-fingerprint properties.Type: ApplicationFiled: November 19, 2010Publication date: June 30, 2011Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., FIH (HONG KONG) LIMITEDInventors: QI-JIAN DU, CHWAN-HWA CHIANG
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Publication number: 20110159258Abstract: An electronic device housing includes a substrate and a nano titanium dioxide coating formed on the substrate is provided. The nano titanium dioxide coating has a thickness of about 10-100 nm. The nano titanium dioxide coating is formed of rutile crystals or composite crystals formed of rutile and anatase. A method for making the electronic device is also described there.Type: ApplicationFiled: November 19, 2010Publication date: June 30, 2011Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., FIH (HONG KONG) LIMITEDInventors: CHWAN-HWA CHIANG, QI-JIAN DU
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Publication number: 20110159275Abstract: An electronic device housing is provided. The electronic device housing includes a substrate, a metallic coating formed on the substrate, and a top paint coating formed on the metallic coating. The top paint coating contains nano-titanium dioxide powder. The top paint coating has a self-cleaning property. It can oxygenize and clean off dust and sweat accumulated on the surface of the electronic device housing.Type: ApplicationFiled: November 19, 2010Publication date: June 30, 2011Applicants: SHENZHEN FUTAIHONG PRECISION INDUSTRY CO., LTD., FIH (HONG KONG) LIMITEDInventors: CHWAN-HWA CHIANG, QI-JIAN DU
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Patent number: RE44799Abstract: An electronic device housing is provided. The electronic device housing comprises a substrate, a base paint coating formed on the substrate, and a metallic coating formed on the base paint coating. The metallic coating comprises a plurality of first layers interleaved with a plurality of second layers, and a third layer provided outermost. The first layer and the second layer are respectively a zirconium dioxide layer and an aluminum oxide layer, or are respectively composite component layer of niobium pentoxide and zirconium dioxide, and silicon dioxide layer. The third layer is a magnesium fluoride layer.Type: GrantFiled: February 28, 2013Date of Patent: March 11, 2014Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., FIH (Hong Kong) LimitedInventors: Chwan-Hwa Chiang, Qi-Jian Du