Patents by Inventor Chao Hsiang Chen
Chao Hsiang Chen 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: 12230744Abstract: A light-emitting device includes a substrate including a top surface, a first side surface and a second side surface, wherein the first side surface and the second side surface of the substrate are respectively connected to two opposite sides of the top surface of the substrate; a semiconductor stack formed on the top surface of the substrate, the semiconductor stack including a first semiconductor layer, a second semiconductor layer, and an active layer formed between the first semiconductor layer and the second semiconductor layer; a first electrode pad formed adjacent to a first edge of the light-emitting device; and a second electrode pad formed adjacent to a second edge of the light-emitting device, wherein in a top view of the light-emitting device, the first edge and the second edge are formed on different sides or opposite sides of the light-emitting device, the first semiconductor layer adjacent to the first edge includes a first sidewall directly connected to the first side surface of the substrate,Type: GrantFiled: September 20, 2023Date of Patent: February 18, 2025Assignee: EPISTAR CORPORATIONInventors: Chao-Hsing Chen, Cheng-Lin Lu, Chih-Hao Chen, Chi-Shiang Hsu, I-Lun Ma, Meng-Hsiang Hong, Hsin-Ying Wang, Kuo-Ching Hung, Yi-Hung Lin
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Patent number: 12230740Abstract: A light-emitting device includes a semiconductor stack including a first semiconductor layer, a second semiconductor layer and an active area between the first semiconductor layer and the second semiconductor layer, wherein the first semiconductor layer including an upper surface; an exposed region formed in the semiconductor stack to expose the upper surface; a first protective layer covering the exposed region and a portion of the second semiconductor layer, wherein the first protective layer includes a first part with a first thickness formed on the upper surface and a second part with a second thickness formed on the second semiconductor layer, the first thickness is smaller than the second thickness; a first reflective structure formed on the second semiconductor layer and including one or multiple openings; and a second reflective structure formed on the first reflective structure and electrically connected to the second semiconductor layer through the one or multiple openings.Type: GrantFiled: April 22, 2021Date of Patent: February 18, 2025Assignee: EPISTAR CORPORATIONInventors: Jhih-Yong Yang, Hsin-Ying Wang, De-Shan Kuo, Chao-Hsing Chen, Yi-Hung Lin, Meng-Hsiang Hong, Kuo-Ching Hung, Cheng-Lin Lu
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Patent number: 12218082Abstract: A memory device including a base semiconductor die, conductive terminals, memory dies, an insulating encapsulation and a buffer cap is provided. The conductive terminals are disposed on a first surface of the base semiconductor die. The memory dies are stacked over a second surface of the base semiconductor die, and the second surface of the base semiconductor die is opposite to the first surface of the base semiconductor die. The insulating encapsulation is disposed on the second surface of the base semiconductor die and laterally encapsulates the memory dies. The buffer cap covers the first surface of the base semiconductor die, sidewalls of the base semiconductor die and sidewalls of the insulating encapsulation. A package structure including the above-mentioned memory device is also provided.Type: GrantFiled: November 9, 2023Date of Patent: February 4, 2025Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Kai-Ming Chiang, Chao-wei Li, Wei-Lun Tsai, Chia-Min Lin, Yi-Da Tsai, Sheng-Feng Weng, Yu-Hao Chen, Sheng-Hsiang Chiu, Chih-Wei Lin, Ching-Hua Hsieh
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Patent number: 12218282Abstract: A light-emitting device includes a first semiconductor layer; a semiconductor pillar formed on the first semiconductor layer, including a second semiconductor layer and an active layer, wherein the semiconductor pillar comprises an outmost periphery; a first contact layer formed on the first semiconductor layer and including a first contact portion and a first extending portion, wherein the first extending portion continuously surrounds an entirety of the outmost periphery of the semiconductor pillar and the first contact portion; a second contact layer formed on the second semiconductor layer; a first insulating layer including multiple first openings exposing the first contact layer and multiple second openings exposing the second contact layer; a first electrode contact layer connected to the first contact portion through the multiple first openings and covering all of the first contact layer; a second electrode contact layer connected to the second contact layer through the multiple second openings.Type: GrantFiled: December 29, 2022Date of Patent: February 4, 2025Assignee: EPISTAR CORPORATIONInventors: Aurelien Gauthier-Brun, Chao-Hsing Chen, Chang-Tai Hsaio, Chih-Hao Chen, Chi-Shiang Hsu, Jia-Kuen Wang, Yung-Hsiang Lin
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Patent number: 12206169Abstract: An antenna module includes two antenna units, two isolation members, and a grounding member. Each antenna unit consists of two feeding ends, two first radiators, and two second radiators. The isolating members are disposed between the first and second portions of each antenna unit. The grounding member is disposed beside the two antenna units and the two isolation members. A first slot is formed among each first radiator, the second radiator, and the grounding member. The two second radiators are connected to the third radiator. A third slot is formed between the second radiator and the second portion. The two antenna units are symmetric to the fourth slot in a mirrored manner, and the two first portions have widths gradually changing along an extending direction of the fourth position.Type: GrantFiled: October 13, 2022Date of Patent: January 21, 2025Assignee: PEGATRON CORPORATIONInventors: Chien-Yi Wu, Chao-Hsu Wu, Cheng-Hsiung Wu, Chia-Hung Chen, Shih-Keng Huang, Hau Yuen Tan, Sheng-Chin Hsu, Tse-Hsuan Wang, Hao-Hsiang Yang
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Publication number: 20240103377Abstract: A composition and method for removing a metal-containing layer or portion of a layer of a pellicle of an EUV mask are provided. The composition includes water; one or more oxidizing agents; and one or more acids. The method includes forming one or more layers over a silicon substrate with at least one of those layers includes a metal containing layer and removing the metal containing layer by contacting the metal containing layer with the composition of the disclosed and claimed subject matter.Type: ApplicationFiled: October 15, 2020Publication date: March 28, 2024Applicant: Versum Materials US, LLCInventors: CHAO-HSIANG CHEN, CHUNG-YI CHANG, YI-CHIA LEE, WEN DAR LIU
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Publication number: 20240010915Abstract: Etching composition suitable for etching titanium nitride and molybdenum from a microelectronic device, which includes, consists essentially of, or consists of, in effective amounts: water; HNO3; optionally, at least one chloride ion source selected from the group of NH4Cl and HCl; a base selected from the group of an alkanolamine, NH4OH, a quaternary ammonium hydroxide, and mixtures thereof; optionally, at least one fluoride ion source; optionally, at least one heteroaromatic compound; and optionally, at least one water-miscible solvent selected from the group of diethylene glycol butyl ether, sulfolane, and propylene carbonate.Type: ApplicationFiled: March 2, 2021Publication date: January 11, 2024Applicant: Versum Materials US, LLCInventors: CHAO-HSIANG CHEN, JHIH KUEI GE, YI-CHIA LEE, WEN DAR LIU
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Patent number: 11017995Abstract: Composition, method and system for TiN hard mask removal from electronic circuitry devices, such as advanced pattern wafers have been disclosed. The cleaning compositions preferably comprise an etchant agent (also referred to as a base), an oxidizing agent, an oxidizing stabilizer (also referred to as a chelating agent), an ammonium salt, a corrosion inhibitor, and a solvent. Other optional additives could be provided. It is preferable that the pH of the cleaning composition be greater than 5.5. The cleaning composition is preferably free from dimethyl sulfoxide and tetramethylammonium hydroxide.Type: GrantFiled: July 19, 2019Date of Patent: May 25, 2021Assignee: Versum Materials US, LLCInventors: Chao-Hsiang Chen, Yi-Chia Lee, Wen Dar Liu, Chung-Yi Chang
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Publication number: 20200035485Abstract: Composition, method and system for TiN hard mask removal from electronic circuitry devices, such as advanced pattern wafers have been disclosed. The cleaning compositions preferably comprise an etchant agent (also referred to as a base), an oxidizing agent, an oxidizing stabilizer (also referred to as a chelating agent), an ammonium salt, a corrosion inhibitor, and a solvent. Other optional additives could be provided. It is preferable that the pH of the cleaning composition be greater than 5.5. The cleaning composition is preferably free from dimethyl sulfoxide and tetramethylammonium hydroxide.Type: ApplicationFiled: July 19, 2019Publication date: January 30, 2020Applicant: Versum Materials US, LLCInventors: Chao-Hsiang Chen, Yi-Chia Lee, Wen Dar Liu, Chung-Yi Chang
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Publication number: 20110166217Abstract: A pharmaceutical composition for preventing and/or treating bone loss is disclosed. The pharmaceutical composition includes an effective amount of a licorice, black bean, Cnidi Fructus, and buckhorn.Type: ApplicationFiled: March 14, 2011Publication date: July 7, 2011Inventors: Chao Hsiang CHEN, Mei Yin CHIEN, Wen Mei FU, Jin-Ming CHANG
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Publication number: 20110160298Abstract: A pharmaceutical composition for preventing and/or treating bone loss is disclosed. The pharmaceutical composition includes an effective amount of a licorice, black bean, Cnidi Fructus, and buckhorn.Type: ApplicationFiled: March 14, 2011Publication date: June 30, 2011Inventors: Chao Hsiang CHEN, Mei Yin Chien, Wen Mei Hu, Jin-Ming Chang
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Patent number: 7914821Abstract: A pharmaceutical composition for preventing and/or treating bone loss is disclosed. The pharmaceutical composition includes an effective amount of a licorice, black bean, Cnidi Fructus, and buckhorn.Type: GrantFiled: March 7, 2008Date of Patent: March 29, 2011Assignee: KO DA Pharmaceuticals Co., Ltd.Inventors: Chao Hsiang Chen, Mei-Yin Chien, Wen-Mei Fu, Jin-Ming Chang
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Publication number: 20110039898Abstract: A method for scavenging free radicals and inhibiting tyrosinase and melanin is provided. The method includes administering to a subject of effective amounts in a pharmaceutical composition comprising a compound of Formula (I) or (II) and a pharmaceutical acceptable salt, metal salt or solvent. In Formula (II), R is C1-6 alkyl, vitamin C or sugar. X is chlorine, bromine or iodine. The subject is a human. The pharmaceutical composition is for external and internal use.Type: ApplicationFiled: October 30, 2009Publication date: February 17, 2011Inventors: Chao-Hsiang CHEN, Mei-Yin Chien, Wen-Chi Hou, Yin-Hsiu Lin
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Publication number: 20090226551Abstract: A pharmaceutical composition for preventing and/or treating bone loss is disclosed. The pharmaceutical composition includes an effective amount of a licorice, black bean, Cnidi Fructus, and buckhorn.Type: ApplicationFiled: March 7, 2008Publication date: September 10, 2009Inventors: Chao Hsiang CHEN, Mei-Yin Chien, Wen-Mei Fu, Jin-Ming Chang
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Publication number: 20080128482Abstract: This system of identification and labeling is set on the container or package of drugs and contains drug identification units for the identification of the drug name, including identification units of manufacturing batch number and time. The identification unit of manufacturing batch number is used for the identification of the batch number of the drug while the time identification unit for the identification of the expiry date of the drug, quickly making the consumers understanding the manufacturing batch number and the expiry date of the drug through reading the identification labels so as to effectively control the quality and conservation of drugs.Type: ApplicationFiled: July 13, 2007Publication date: June 5, 2008Inventors: Chao-Hsiang Chen, Yi-Jui Chang, Mei-Limg Chen