Patents by Inventor Ching Fang WONG
Ching Fang WONG 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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Publication number: 20240109803Abstract: The present invention provides a flexible glass and manufacturing method thereof. The flexible glass includes a first straight part and a second straight part on two opposite ends thereof, a recess formed between the first straight part and the second straight part, and a pre-bent curve connection part disposed corresponding to the recess. The first straight part and the second straight part are not arranged on the same plane. The flexible glass has a first lateral side and a second lateral side, and the recess sinks from the first lateral side toward the second lateral side. Therefore, the flexible glass is provided with a greater bendability.Type: ApplicationFiled: September 30, 2022Publication date: April 4, 2024Applicant: CHENFENG OPTRONICS CORPORATIONInventors: CHING-FANG WONG, YU-WEI LIU, WEI-LUN ZENG, KUAN-HUA LIAO
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Publication number: 20220081352Abstract: A glass plate coated with an impact protection film layer is made by coating an impact protection film layer onto a surface of the glass plate. The impact protection film layer is made of a phenyl-containing macromolecular polymer, which has a monomer carbon chain length of between C6 and C18. The coated glass plate is shock-cushioning and impact-proof, and is thereby protected against damage caused by impact from an external force.Type: ApplicationFiled: September 14, 2021Publication date: March 17, 2022Inventors: CHING-FANG WONG, YU-WEI LIU, WEI-LUN ZENG, KUAN-HUA LIAO
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Patent number: 10503333Abstract: A touch panel including a substrate, first electrodes, second electrodes, and an insulating layer is provided. Each first electrode includes first pad portions and first connection portions, and each first connection portion connects two adjacent first pad portions. Each second electrode includes second pad portions and second connection portions, and each second connection portion connects two adjacent second pad portions. The first electrodes and the second electrodes are located on the same side of the substrate, and the first connection portions and the second connection portions cross each other. The insulating layer is located between the first connection portions and the second connection portions. The first electrodes and the second electrodes include a metal mesh layer and a transparent conductive layer. At least one of the first connection portions and the second connection portions includes the metal mesh layer.Type: GrantFiled: December 18, 2017Date of Patent: December 10, 2019Assignee: HENGHAO TECHNOLOGY CO., LTDInventors: Tzu-Jung Chiang, Shan-Chen Huang, Yung-Chih Liu, Ching-Fang Wong
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Patent number: 10386560Abstract: A wavelength conversion light guide assembly including a light guide plate, a holding element, and a wavelength conversion material is provided. The holding element is jointed with at least one side of the light guide plate, wherein the holding element and the light guide plate enclose a closed accommodating space. The wavelength conversion material is disposed in the accommodating space and includes a plurality of quantum dots. A light source module using the wavelength conversion light guide assembly is also provided.Type: GrantFiled: March 8, 2018Date of Patent: August 20, 2019Assignee: ChengFeng Optronics CorporationInventor: Ching-Fang Wong
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Patent number: 10330848Abstract: A light source module including a light guide plate, a light source, and a quantum dot layer is provided. The light guide plate has a light emitting surface, a bottom surface, and a light incidence surface, wherein the bottom surface is opposite to the light emitting surface, and the light incidence surface connects the bottom surface and the light emitting surface. The light source is disposed beside the light incidence surface. The quantum dot layer is disposed on at least one of the light emitting surface and the bottom surface.Type: GrantFiled: July 27, 2017Date of Patent: June 25, 2019Assignee: ChengFeng Optronics CorporationInventor: Ching-Fang Wong
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Patent number: 10302842Abstract: An optical transmittance adjustment device including a light guide plate and an optical transmittance adjustment film is provided. The light guide plate has a first surface and a second surface, wherein the second surface is opposite to the first surface and has a plurality of light scattering microstructures. The optical transmittance adjustment film is located at a side of the light guide plate, and the light scattering microstructures are located between the optical transmittance adjustment film and the light guide plate.Type: GrantFiled: June 2, 2017Date of Patent: May 28, 2019Assignee: ChengFeng Optronics CorporationInventor: Ching-Fang Wong
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Patent number: 10131129Abstract: A method for forming a touch film stack roll is provided. First, a stack roll is provided. The stack roll comprises a bottom substrate roll, a patterned bottom conductive layer, a bottom strip layer and a top conductive roll. The bottom strip layer covers the bottom conductive terminals of the patterned bottom conductive layer. Then, the top conductive roll is patterned to form a patterned top conductive layer with top conductive terminals. Next, a top strip layer is formed on the top conductive terminals. Later, a top OCA roll is attached to the stack roll to cover the top strip layer to obtain the touch film stack roll.Type: GrantFiled: February 19, 2016Date of Patent: November 20, 2018Assignee: HENGHAO TECHNOLOGY CO., LTD.Inventors: Chun-Lung Chiang, Masanori Yuki, Ching-Fang Wong
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Patent number: 10114168Abstract: A light guide plate including a light guide main body and an index matching layer is provided. The light guide main body has a light-emitting surface and a bottom surface opposite to the light-emitting surface. The index matching layer is disposed adjacent to the bottom surface, wherein a refractive index of the light guide main body is n1, and a refractive index of the index matching layer is n2. 1.07*n2?n1?1.7*n2, and 0.1?(n1?n2)?0.7. A thickness of the index matching layer is larger than 500 nm. A backlight module and a display apparatus are also provided.Type: GrantFiled: March 24, 2017Date of Patent: October 30, 2018Assignee: ChengFeng Optronics CorporationInventor: Ching-Fang Wong
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Patent number: 10108280Abstract: A touch panel includes a substrate, a first patterned transparent conductive layer, at least one insulating block and a second patterned transparent conductive layer. The first patterned transparent conductive layer is disposed on a substrate and includes at least one first connection electrode. The insulating block is disposed on the substrate and at least partially covers the first connection electrode. The second patterned transparent conductive layer is disposed on the insulating block and the first patterned transparent conductive layer. The second patterned transparent conductive layer includes at least one second connection electrode disposed on the insulating block. A thickness of the second patterned transparent conductive layer is smaller than a thickness of the first patterned transparent conductive layer.Type: GrantFiled: August 17, 2016Date of Patent: October 23, 2018Assignee: HENGHAO TECHNOLOGY CO., LTD.Inventors: Chun-Lung Chiang, Masanori Yuki, Ching-Fang Wong, Shih-Chung Lu, Ming-Hung Yang, Chin-Chang Liu
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Publication number: 20180267225Abstract: A wavelength conversion light guide assembly including a light guide plate, a holding element, and a wavelength conversion material is provided. The holding element is jointed with at least one side of the light guide plate, wherein the holding element and the light guide plate enclose a closed accommodating space. The wavelength conversion material is disposed in the accommodating space and includes a plurality of quantum dots. A light source module using the wavelength conversion light guide assembly is also provided.Type: ApplicationFiled: March 8, 2018Publication date: September 20, 2018Applicant: ChengFeng Optronics CorporationInventor: Ching-Fang Wong
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Publication number: 20180173344Abstract: A touch panel including a substrate, first electrodes, second electrodes, and an insulating layer is provided. Each first electrode includes first pad portions and first connection portions, and each first connection portion connects two adjacent first pad portions. Each second electrode includes second pad portions and second connection portions, and each second connection portion connects two adjacent second pad portions. The first electrodes and the second electrodes are located on the same side of the substrate, and the first connection portions and the second connection portions cross each other. The insulating layer is located between the first connection portions and the second connection portions. The first electrodes and the second electrodes include a metal mesh layer and a transparent conductive layer. At least one of the first connection portions and the second connection portions includes the metal mesh layer.Type: ApplicationFiled: December 18, 2017Publication date: June 21, 2018Applicant: HENGHAO TECHNOLOGY CO., LTDInventors: Tzu-Jung Chiang, Shan-Chen Huang, Yung-Chih Liu, Ching-Fang Wong
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Publication number: 20180106948Abstract: A light source module including a light guide plate, a light source, and a quantum dot layer is provided. The light guide plate has a light emitting surface, a bottom surface, and a light incidence surface, wherein the bottom surface is opposite to the light emitting surface, and the light incidence surface connects the bottom surface and the light emitting surface. The light source is disposed beside the light incidence surface. The quantum dot layer is disposed on at least one of the light emitting surface and the bottom surface.Type: ApplicationFiled: July 27, 2017Publication date: April 19, 2018Applicant: ChengFeng Optronics CorporationInventor: Ching-Fang Wong
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Publication number: 20180106947Abstract: An optical transmittance adjustment device including a light guide plate and an optical transmittance adjustment film is provided. The light guide plate has a first surface and a second surface, wherein the second surface is opposite to the first surface and has a plurality of light scattering microstructures. The optical transmittance adjustment film is located at a side of the light guide plate, and the light scattering microstructures are located between the optical transmittance adjustment film and the light guide plate.Type: ApplicationFiled: June 2, 2017Publication date: April 19, 2018Applicant: ChengFeng Optronics CorporationInventor: Ching-Fang Wong
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Publication number: 20170307805Abstract: A light guide plate including a light guide main body and an index matching layer is provided. The light guide main body has a light-emitting surface and a bottom surface opposite to the light-emitting surface. The index matching layer is disposed adjacent to the bottom surface, wherein a refractive index of the light guide main body is n1, and a refractive index of the index matching layer is n2. 1.07*n2?n1?1.7*n2, and 0.1?(n1?n2)?0.7. A thickness of the index matching layer is larger than 500 nm. A backlight module and a display apparatus are also provided.Type: ApplicationFiled: March 24, 2017Publication date: October 26, 2017Applicant: ChengFeng Optronics CorporationInventor: Ching-Fang Wong
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Publication number: 20170115759Abstract: A touch panel includes a substrate, a first patterned transparent conductive layer, at least one insulating block and a second patterned transparent conductive layer. The first patterned transparent conductive layer is disposed on a substrate and includes at least one first connection electrode. The insulating block is disposed on the substrate and at least partially covers the first connection electrode. The second patterned transparent conductive layer is disposed on the insulating block and the first patterned transparent conductive layer. The second patterned transparent conductive layer includes at least one second connection electrode disposed on the insulating block. A thickness of the second patterned transparent conductive layer is smaller than a thickness of the first patterned transparent conductive layer.Type: ApplicationFiled: August 17, 2016Publication date: April 27, 2017Inventors: Chun-Lung Chiang, Masanori Yuki, Ching-Fang Wong, Shih-Chung Lu, Ming-Hung Yang, Chin-Chang Liu
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Publication number: 20170115805Abstract: A touch panel including a substrate, a plurality of first electrodes, a plurality of second electrodes, a patterned insulating layer, a plurality of metal wirings, and a plurality of transparent wirings is provided. Each of the first electrodes includes a plurality of first electrode pads and at least one first connecting portion. Each first connecting portion connects the first electrode pads in series along a first direction. Each of the second electrodes includes a plurality of second electrode pads and a plurality of second connecting portions. Each of the second connecting portions connects two adjacent second electrode pads in series along a second direction. The patterned insulating layer covers the first connecting portions. Each of the transparent wirings is electrically connected to and overlapped with one of the metal wirings. A manufacturing method of the touch panel is also provided.Type: ApplicationFiled: September 26, 2016Publication date: April 27, 2017Applicant: HENGHAO TECHNOLOGY CO., LTDInventors: Chun-Lung Chiang, Masanori Yuki, Ching-Fang Wong
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Publication number: 20170102498Abstract: A method for manufacturing a glass light guide plate having high transmission efficiency is provided. A glass plate is cut and formed using a cutter machine. The glass plate includes a first flat surface and a second flat surface that are opposite and parallel to each other, and a light incident surface perpendicular and connected to the first flat surface and the second flat surface. The light incident surface is heated and extruded using a thermoplastic machine to deform the light incident surface to form a light guide portion. The light guide portion includes a light guide surface perpendicular to the first flat surface and the second flat surface, and has an area greater than an area of the light incident surface. When a light enters via the light guide surface, the amount of light irradiating corners of the light guide surface is reduced.Type: ApplicationFiled: October 9, 2015Publication date: April 13, 2017Inventors: CHING-FANG WONG, YU-WEI LIU
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Publication number: 20160311211Abstract: A method for forming a touch film stack roll is provided. First, a stack roll is provided. The stack roll comprises a bottom substrate roll, a patterned bottom conductive layer, a bottom strip layer and a top conductive roll. The bottom strip layer covers the bottom conductive terminals of the patterned bottom conductive layer. Then, the top conductive roll is patterned to form a patterned top conductive layer with top conductive terminals. Next, a top strip layer is formed on the top conductive terminals. Later, a top OCA roll is attached to the stack roll to cover the top strip layer to obtain the touch film stack roll.Type: ApplicationFiled: February 19, 2016Publication date: October 27, 2016Inventors: Chun-Lung Chiang, Masanori Yuki, Ching-Fang Wong
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Patent number: 9389741Abstract: A touch panel includes a transparent substrate; an electrode layer formed above a touch area of the transparent substrate; a protective layer formed above a trace area of the transparent substrate; and plural traces formed above the protective layer.Type: GrantFiled: September 19, 2014Date of Patent: July 12, 2016Assignee: Henghao Technology Co. Ltd.Inventors: Ching-Fang Wong, Masanori Yuki, Shih-Chung Lu, Ming-Hung Yang
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Publication number: 20150346861Abstract: A touch panel includes a transparent substrate; an electrode layer formed above a touch area of the transparent substrate; a protective layer formed above a trace area of the transparent substrate; and plural traces formed above the protective layer.Type: ApplicationFiled: September 19, 2014Publication date: December 3, 2015Inventors: CHING-FANG WONG, MASANORI YUKI, SHIH-CHUNG LU, MING-HUNG YANG