Patents by Inventor Wen-Hsin Chang
Wen-Hsin Chang 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: 20180142279Abstract: An automatic microfluidic system for antibiotic susceptibility testing of the present disclosure at least includes a microfluidic chip. The microfluidic chip includes a fluid storage unit, a reaction unit, a pneumatic micro-pumping unit and a plurality of valve units. The fluid storage unit is provided for storing a bacterial suspension, a broth and an antibiotic solution. The reaction unit includes a first reaction chamber and at least two second reaction chambers. The pneumatic micro-pumping unit is adjacently disposed to the fluid storage unit and the reaction unit for selectively, repeatedly and quantitatively transporting the broth, the bacterial suspension and the antibiotic solution to the reaction unit to form a first mixing solution and at least two second mixing solutions. The valve units include a plurality of pneumatic micro-valves and a plurality of valve control air holes for controlling the opening and closing of the pneumatic micro-valves.Type: ApplicationFiled: May 1, 2017Publication date: May 24, 2018Inventors: Gwo-Bin LEE, Shiuann-Sheng LEE, Wen-Bin LEE, Wen-Hsin CHANG
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Patent number: 9778296Abstract: A method for obtaining plug combination of detecting apparatus, a method for obtaining power line topology and an electronic apparatus using the same are provided. The method for obtaining plug combination of detecting apparatus includes the following steps: retrieving a first amount of at least one detecting apparatus and a second amount of at least one socket; generating plug combinations between the at least one detecting apparatus and the at least one socket; calculating a total socket relationship value according to the second amount; setting specific plug times and a specific socket relationship value of a specific plug combination according to the first amount; and finding a candidate plug combination among reference plug combinations according to the specific socket relationship value, the total socket relationship value and a distance between the specific plug combination and each of the reference plug combinations.Type: GrantFiled: December 24, 2014Date of Patent: October 3, 2017Assignee: National Chiao Tung UniversityInventors: Wen-Hsin Chang, Yung-Chi Chen, Shiao-Li Tsao
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Publication number: 20170269808Abstract: An interface operating control device applied in an electronic device with an interface includes a sensing module, a recognizing module, a bottom layer executing module, and an operating module. The sensing module outputs sensing signal when a distance between the object and the interface is less than a preset distance. The recognizing module receives the sensing signal and acquires operating characteristics of the object according the sensing signal. The bottom layer executing module boots an application mode corresponding to the operating characteristics acquired currently. The operating module determines different intensity applied on the interface by the object according to total areas touching on the interface, and executes different operation instructions of the application mode currently operating according to the different intensity. Therefore, a system of the electronic device can be accessed rapidly and conveniently, and the users can get abundant operations and experiences.Type: ApplicationFiled: April 29, 2016Publication date: September 21, 2017Inventor: WEN-HSIN CHANG
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Publication number: 20170200398Abstract: A producing method of a tooth model for clinic practice having steps of: obtaining a tooth data, wherein the tooth data comprises inner and outer appearance and size of a real tooth; 3D printing a semi-finished tooth model according to the tooth data by using a first material and a second material, the first and second material is cured by light when 3D printing; wherein the semi-finished tooth model has a tooth body, a tooth pulp portion and a sacrificial portion; the tooth body is covered by the sacrificial portion and the tooth pulp portion is covered by the tooth body; the tooth body and the tooth pulp portion having a crown part at the top and a least one root part at the bottom of the semi-finished tooth model; the tooth pulp portion is in tube shape which is gradually contracted from the crown part to the root part; the tooth body is printed by using the first material and the tooth pulp portion and the sacrificial portion are printed by using the second material; the first material has greater mechaniType: ApplicationFiled: January 11, 2017Publication date: July 13, 2017Inventors: Hsuan-Chang Chen, Tuan-Ti Hsu, Wen-Hsin Chang, Wei-Yun Lai, Chi-Jr Hung
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Publication number: 20170192643Abstract: An electronic device for creating a three-dimensional image includes a display unit and a processing unit. The display unit includes a display screen and a touch sensor electrically coupled to the display screen. The touch sensor generates a touch signal in response to touch input applied on the display screen. The processing unit receives the touch signal and determines a position of the touch input applied on the display screen, determines a length of time of the touch input applied continuously on the display screen, and creates an image on the display screen according to the position and length of time of the touch input applied on the display screen.Type: ApplicationFiled: February 26, 2016Publication date: July 6, 2017Inventor: WEN-HSIN CHANG
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Publication number: 20160047848Abstract: A method for obtaining plug combination of detecting apparatus, a method for obtaining power line topology and an electronic apparatus using the same are provided. The method for obtaining plug combination of detecting apparatus includes the following steps: retrieving a first amount of at least one detecting apparatus and a second amount of at least one socket; generating plug combinations between the at least one detecting apparatus and the at least one socket; calculating a total socket relationship value according to the second amount; setting specific plug times and a specific socket relationship value of a specific plug combination according to the first amount; and finding a candidate plug combination among reference plug combinations according to the specific socket relationship value, the total socket relationship value and a distance between the specific plug combination and each of the reference plug combinations.Type: ApplicationFiled: December 24, 2014Publication date: February 18, 2016Inventors: Wen-Hsin Chang, Yung-Chi Chen, Shiao-Li Tsao
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Patent number: 9238839Abstract: The invention provides a method for rapidly detecting a pathogen in animals or plants comprising using a specific primer set and nucleic acid in a sample to carry on a loop-mediated isothermal amplification. If at least one amplification occurs, the sample comprises the pathogen. The invention also provides a primer set, probe and kit for detecting a pathogen in animals or plants.Type: GrantFiled: March 5, 2013Date of Patent: January 19, 2016Assignee: NATIONAL CHENG KUNG UNIVERSITYInventors: Gwo-Bin Lee, Wen-Hsin Chang, Chih-Hung Wang, Tzong-Yueh Chen, Ting-Yu Wang, Long-Huw Lee, Jia-Ling Yang, Hui-Liang Wang, I-Chin Wang, Chih-Chieh Chuang, Fuh-Jyh Jan, Ping-Chen Li
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Publication number: 20150376684Abstract: A test kit for rapidly detecting a live bacterium is disclosed. The test kit for rapidly detecting a live bacterium includes ethidium monoazide, a magnetic bead, a first primer pair and a microfluidic chip. A test kit for rapidly determining an appropriate antibiotic is also disclosed. The test kit for rapidly determining an appropriate antibiotic includes ethidium monoazide, a magnetic bead, four primer pairs and a microfluidic chip.Type: ApplicationFiled: October 7, 2014Publication date: December 31, 2015Inventors: Gwo-Bin LEE, Shiuann-Sheng LEE, Chih-Hung WANG, Wen-Hsin CHANG
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Patent number: 9131574Abstract: A dual-purpose lamp includes a power-converting module, a light-emitting module and a control unit. The power-converting module is used for generating a direct current. The light-emitting module is electrically connected with the power-converting module. The light-emitting module includes an illuminative light-emitting body and a scenario light-emitting body, and the illuminative light-emitting body and the scenario light-emitting body are connected with each other in parallel. The control unit is electrically connected with the power-converting module and is used for controlling the power-converting module to adjust the brightness of the illuminative light-emitting body when light is emitted, or to adjust the color, the brightness or the chroma of the scenario light-emitting body when light is emitted.Type: GrantFiled: September 4, 2013Date of Patent: September 8, 2015Assignee: Gunitech Cop.Inventors: Wen-Hsin Chang, Jiun-Hua Yang, Chien-Ju Hung, Enoch Zhao, Po-Kuei Chou
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Patent number: 8987996Abstract: A light emitting diode module includes a main base board, a wireless communication module, multiple light emitting diodes, a power output control system and a control unit. The wireless communication module is used for receiving a control signal. The light emitting diodes are disposed on the main base board and include light emitting diodes having at least one color. The power output control system is electrically connected to the light emitting diodes. The power output control system adjusts an amount of current flowing through each light emitting diode to control the light emitting diodes to emit light by adjusting the amount of current. The control unit is electrically connected to the wireless communication module and the power output control system for controlling the power output control system to adjust the amount of current of each light emitting diode.Type: GrantFiled: January 23, 2013Date of Patent: March 24, 2015Assignee: Gunitech Corp.Inventors: Wen-Hsin Chang, Jiun-Hua Yang, Po-Kuei Chou, Chien-Ju Hung
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Publication number: 20150015163Abstract: Disclosed is a dual-purpose lamp, which comprises a power-converting module, a light-emitting module and a control unit. The power-converting module is used for generating a direct current. The light-emitting module is electrically connected with the power-converting module, the light-emitting module comprises an illuminative light-emitting body and a scenario light-emitting body, and the illuminative light-emitting body and the scenario light-emitting body are connected with each other in parallel. The control unit is electrically connected with the power-converting module and is used for controlling the power-converting module so as to adjust the brightness of the illuminative light-emitting body when light is emitted, or to adjust the color, the brightness or the chroma of the scenario light-emitting body when light is emitted.Type: ApplicationFiled: September 4, 2013Publication date: January 15, 2015Applicant: GUNITECH CORP.Inventors: Wen-Hsin Chang, Jiun-Hua Yang, Chien-Ju Hung, Enoch Zhao, Po-Kuei Chou
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Publication number: 20140300620Abstract: An adjustment device including a camera is connected to a display device. An image of a predetermined image displayed on the display device, and an image of a standard color image are captured by the camera. First chrominance differences and first luminance differences between the image corresponding to the standard color image and the standard color image are computed. Second chrominance differences and second luminance differences between the image corresponding to the predetermined image and the predetermined image are computed. Third chrominance differences between the first chrominance differences and the second chrominance differences, and third luminance differences between the first luminance differences and the second luminance differences are computed. According to third chrominance differences and third luminance differences, first adjustment data is obtained. The first adjustment data is sent to the display device. According to the first adjustment data, c.Type: ApplicationFiled: March 10, 2014Publication date: October 9, 2014Applicant: FIH (Hong Kong) LimitedInventors: Li-Chieh CHENG, Yi-Sheng HSU, Wen-Hsin CHANG
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Publication number: 20140225556Abstract: An electronic apparatus charging base is disclosed. The electronic apparatus charging base is provided for charging at least one electronic apparatus and can be electrically connected to an external power source. The electronic apparatus charging base includes a base, a battery, and a control system. The base includes at least one socket used for connecting electrically to the electronic apparatus. The battery is electrically connected to the socket. The control system is electrically connected to the external power source and the battery and is used for monitoring the quantity of electricity in the battery and controlling the external power source to charge the electronic apparatus or the battery, or for controlling the battery to charge the electronic apparatus.Type: ApplicationFiled: March 22, 2013Publication date: August 14, 2014Applicant: GUNITECH CORPInventors: Chien-Ju Hung, Wen-Hsin Chang, Enoch Zhao
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Patent number: 8729260Abstract: The present invention relates to an efficient process of synthesizing some known Ertapenem compounds and to provide new intermediate compounds of Meropenem and Doripenem. The process and the intermediate can substantially increase the effective yield and reduce the impurity generation. The present invention further provides a novel and effective process for recovering and purifying ertapenem compounds by utilizing a low cost, materials with chemical stability as a carrier for isolating ertapenem compounds from extracts.Type: GrantFiled: May 4, 2011Date of Patent: May 20, 2014Assignee: Savior Lifetec CorporationInventors: Wei-Hong Tseng, Wen-Hsin Chang, Chia-Mao Chang, Chia-Wei Yeh, Yuan-Liang Kuo
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Patent number: 8691803Abstract: The present invention relates to a process for the preparation of carbapenem antibiotic compounds, which are useful for intravenous and intramuscular administration.Type: GrantFiled: June 24, 2011Date of Patent: April 8, 2014Assignee: Savior Lifetec CorporationInventors: Wei-Hong Tseng, Wen-Hsin Chang, Shiuan-Ting Chuang
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Patent number: 8658781Abstract: The invention provides a method for rapidly detecting a pathogen in fish comprising conducting loop-mediated isothermal amplification with a specific primer set and a nucleic acid in a test sample. If at least one amplification is carried out, the test sample comprises the pathogen in fish. The invention also provides a primer set, probe and kit for detecting a pathogen in fish.Type: GrantFiled: December 3, 2012Date of Patent: February 25, 2014Assignee: National Cheng Kung UniversityInventors: Gwo-Bin Lee, Shih-Chu Chen, Tzong-Yueh Chen, Wen-Hsin Chang, Chih-Hung Wang, Ming-An Tsai
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Publication number: 20140024014Abstract: The invention provides a method for rapidly detecting a pathogen in animals or plants comprising using a specific primer set and nucleic acid in a sample to carry on a loop-mediated isothermal amplification. If at least one amplification occurs, the sample comprises the pathogen. The invention also provides a primer set, probe and kit for detecting a pathogen in animals or plants.Type: ApplicationFiled: March 5, 2013Publication date: January 23, 2014Applicant: NATIONAL CHENG KUNG UNIVERSITYInventors: GWO-BIN LEE, WEN-HSIN CHANG, CHIH-HUNG WANG, TZONG-YUEH CHEN, TING-YU WANG, LONG-HUW LEE, JIA-LING YANG, HUI-LIANG WANG, I-CHIN WANG, CHIH-CHIEH CHUANG, FUH-JYH JAN, PING-CHEN LI
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Publication number: 20130078486Abstract: A power supply device includes a first case, a second case, a battery module, an air suction element, and a heat exchange module. The first case includes an air hole. The second case is disposed in the first case, and the second case includes a fuel cell therein. The battery module is disposed in the first case. The fuel cell and the battery module supply power to each other. The air suction element is disposed in the first case and near the air hole, and sucks an air into the first case through the air hole. The heat exchange module is disposed in the first case for heating the air. The air is warmed up after flowing by the heat exchange module, and at least a part of the air flows by the fuel cell and the battery module.Type: ApplicationFiled: June 14, 2012Publication date: March 28, 2013Applicant: YOUNG GREEN ENERGY CO.Inventors: Po-Kuei Chou, Chien-Hsun Yang, Yueh-Chang Wu, Wen-Hsin Chang, Yu-Hsiang Lin
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Publication number: 20130005918Abstract: Polymeric polyamine is produced by polymerizing polyoxyalkylene-amine and a linker. The polyoxyalkylene-amine has a structural formula H2N—R—NH2, wherein R is selected from the group consisting of dianhydride, diacid, epoxy, diisocyanate and poly(styrene-co-maleic anhydride) copolymers (SMA). The linker can be anhydride, carboxylic acid, epoxy, isocyanate or poly(styrene-co-maleic anhydride) copolymers (SMA). The polymeric polyamine so produced can be used as a stabilizer or dispersant of the Ag nanoparticles.Type: ApplicationFiled: September 12, 2012Publication date: January 3, 2013Applicant: NATIONAL TAIWAN UNIVERSITYInventors: Jiang-Jen Lin, Wei-Cheng Tsai, Yen-Chi Hsu, Wen-Hsin Chang
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Publication number: 20120190664Abstract: The present invention relates to a process for the preparation of carbapenem antibiotic compounds, which are useful for intravenous and intramuscular administration.Type: ApplicationFiled: June 24, 2011Publication date: July 26, 2012Applicant: SAVIOR LIFETEC CORPORATIONInventors: Wei-Hong Tseng, Wen-Hsin Chang, Shiuan-Ting Chuang