Patents by Inventor Min-Chih Liao
Min-Chih Liao 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: 20250034042Abstract: The present invention relates to a basalt fiber reinforced concrete, which includes: a cement slurry with a water-to-cement ratio between 0.3 and 0.5, and a slurry volume percentage between 15-25%; an aggregate with an aggregate volume percentage between 65% and 75%; a basalt fiber reinforcement with a fiber volume percentage between 0.2% and 1.00%; and a concrete admixture used to adjust the properties of the basalt fiber reinforced concrete.Type: ApplicationFiled: October 6, 2023Publication date: January 30, 2025Inventors: Jieh-Haur CHEN, Yu-Min SU, Min-Chih LIAO, Yen-Yu LIN, Cheng-Ching PENG
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Publication number: 20250034043Abstract: The present invention relates to a basalt fiber reinforced asphalt concrete, which includes: an asphalt material with a penetration grade between 40-300 at room temperature, selected from one of an asphalt mortar, an oil-soluble asphalt, an emulsified asphalt, and a modified asphalt; an aggregate having a first volume percentage between 50-80%; a basalt fiber reinforcement with a second volume percentage between 0.1-0.9%; and a chemical admixture for asphalt concrete used to adjust the properties of the basalt fiber reinforced asphalt concrete.Type: ApplicationFiled: October 6, 2023Publication date: January 30, 2025Inventors: Jieh-Haur CHEN, Yu-Min SU, Min-Chih LIAO, Yen-Yu LIN, Cheng-Ching PENG
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Patent number: 8390930Abstract: An optical element and image capture lens structure. The optical element includes a substrate and an optical component with at least one effective area and non-effective area, formed on the substrate, wherein the non-effective area has a rough surface. The image capture lens structure includes a substrate, an optical component formed on the substrate, and a spacer with a micro structure, attached to the substrate by an adhesive, wherein the micro structure is located between the adhesive and the optical component to prevent the overflow of the adhesive.Type: GrantFiled: November 20, 2008Date of Patent: March 5, 2013Assignees: OmniVision Technologies, Inc., VisEra Technologies Company LimitedInventors: Min-Chih Liao, Jau-Jan Deng, Wei-Chung Chang
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Patent number: 7894143Abstract: An image capture lens is disclosed. The image capture lens includes a glass substrate having a first side and an opposing second side, a first lens material with a first refractive index, and a second lens material with a second refractive index higher than the first refractive index. The first lens material is formed on the first side of the first glass substrate and has a curved top surface. The second lens material covers the first lens material and the first glass substrate and has a curved top surface.Type: GrantFiled: November 12, 2008Date of Patent: February 22, 2011Assignee: VisEra Technologies Company LimitedInventors: Jau-Jan Deng, Wei-Chung Chang, Min-Chih Liao
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Patent number: 7796349Abstract: A miniature image capture lens is disclosed, comprising an aperture diaphragm having an aperture through which an image is captured and a wafer-level lens system, comprising a first lens group including a first substrate, a first lens disposed on a first side of the first substrate and a second lens disposed on a second side of the first substrate, and a second lens group including a second substrate, a third lens disposed on a first side of the second substrate and a fourth lens disposed on a second side of the second substrate. The first lens, the second lens, the third lens and the fourth lens are aspherical and the miniature image capture lens meets the following condition: L/fe<1.6; f1/fe=0.5˜1.5; f2/fe=?1˜?3; Tgroup2/TBFL=0.8˜1.2; Tair/Tgroup2=0.4˜0.Type: GrantFiled: October 9, 2008Date of Patent: September 14, 2010Assignee: VisEra Technologies Company LimitedInventors: Jau-Jan Deng, Wei-Chung Chang, Min-Chih Liao
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Publication number: 20100123817Abstract: An optical element and image capture lens structure. The optical element includes a substrate and an optical component with at least one effective area and non-effective area, formed on the substrate, wherein the non-effective area has a rough surface. The image capture lens structure includes a substrate, an optical component formed on the substrate, and a spacer with a micro structure, attached to the substrate by an adhesive, wherein the micro structure is located between the adhesive and the optical component to prevent the overflow of the adhesive.Type: ApplicationFiled: November 20, 2008Publication date: May 20, 2010Inventors: Min-Chih Liao, Jau-Jan Deng, Wei-Chung Chang
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Publication number: 20100118420Abstract: An image capture lens is disclosed. The image capture lens includes a glass substrate having a first side and an opposing second side, a first lens material with a first refractive index, and a second lens material with a second refractive index higher than the first refractive index. The first lens material is formed on the first side of the first glass substrate and has a curved top surface. The second lens material covers the first lens material and the first glass substrate and has a curved top surface.Type: ApplicationFiled: November 12, 2008Publication date: May 13, 2010Inventors: Jau-Jan DENG, Wei-Chung Chang, Min-Chih Liao
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Publication number: 20100091384Abstract: A miniature image capture lens is disclosed comprising an aperture diaphragm having an aperture through which an image is captured and a wafer-level lens system, including a first surface disposed on a first substrate, a second substrate with a first side bonded to the first substrate, a second surface disposed on a second side of the second substrate, and a third surface disposed on a third substrate, wherein the first surface, the second surface and the third surface are aspherical and the following conditions are satisfied: L/fe<1.7; f1/fe=0.5˜1.5; f2/fe=?1˜?1.5; and ?2<f3/fe<2, wherein L: total track length (TTL) from the first surface to an image plane, fe: effective focal length of whole lens system, f1: effective focal length of the first surface, f2: effective focal length of the second surface, and f3: effective focal length of the third surface.Type: ApplicationFiled: October 9, 2008Publication date: April 15, 2010Inventors: Jau-Jan DENG, Wei-Chung CHANG, Min-Chih LIAO
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Publication number: 20100091386Abstract: A miniature image capture lens is disclosed, comprising an aperture diaphragm having an aperture through which an image is captured and a wafer-level lens system, comprising a first lens group including a first substrate, a first lens disposed on a first side of the first substrate and a second lens disposed on a second side of the first substrate, and a second lens group including a second substrate, a third lens disposed on a first side of the second substrate and a fourth lens disposed on a second side of the second substrate. The first lens, the second lens, the third lens and the fourth lens are aspherical and the miniature image capture lens meets the following condition: L/fe<1.6; f1/fe=0.5˜1.5; f2/fe=?1˜?3; Tgroup2/TBFL=0.8˜1.2; Tair/Tlens2=0.4˜0.Type: ApplicationFiled: October 9, 2008Publication date: April 15, 2010Inventors: Jau-Jan DENG, Wei-Chung Chang, Min-Chih Liao
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Patent number: 7688531Abstract: A miniature image capture lens is disclosed comprising an aperture diaphragm having an aperture through which an image is captured and a wafer-level lens system, including a first surface disposed on a first substrate, a second substrate with a first side bonded to the first substrate, a second surface disposed on a second side of the second substrate, and a third surface disposed on a third substrate, wherein the first surface, the second surface and the third surface are aspherical and the following conditions are satisfied: L/fe i.7,f1˜/fe=0.5?1.5,f2/fe=?1??1.5; and ?2<f3/fe<2, wherein L total track length (TTL) from the first surface to an image plane, fe: effective focal length of whole lens system, f1 effective focal length of the first surface, f2 effective focal length of the second surface and f3 effective focal length of the third surface.Type: GrantFiled: October 9, 2008Date of Patent: March 30, 2010Assignee: VisEra Technologies Company, LimitedInventors: Jau-Jan Deng, Wei-Chung Chang, Min-Chih Liao