Patents by Inventor Sz-Hau Chen
Sz-Hau 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: 11986376Abstract: The present disclosure provides a dressing configured to cover a wound. The dressing includes a substrate layer, a contact layer and a readable pattern layer. The substrate layer is light-permeable. The contact layer is located at a side of the substrate layer, and the contact layer is configured to contact the wound or skin around the wound. The readable pattern layer is disposed on the contact layer. The readable pattern layer includes a plurality of positioning marks and a plurality of colored cells. The positioning marks are configured to define an information area. The colored cells are located in the information areas, wherein at least part of the colored cells includes a biological indicator, and the positioning marks and the colored cells are visible through the substrate layer.Type: GrantFiled: June 6, 2021Date of Patent: May 21, 2024Assignee: CYMMETRIK ENTERPRISE CO., LTD.Inventors: Sz-Hau Chen, Chun-Hsiang Yang
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Publication number: 20220379308Abstract: Disclosed are a biosensing test strip (100, 200, 300, 500, 600, 700, 800, 900, 1000, 1100) and a biosensing test method. The biosensing test strip (100, 200, 300, 400, 500, 600, 700, 800, 900, 1000, 1100) comprises: a reaction layer (120, 220, 720, 820) provided with a reaction flow channel (121, 221, 821, 920, 1020); a partition plate layer (130, 230) located above the reaction layer (120, 220, 720, 820) and covering the reaction flow channel (121, 221, 821, 920, 1020); an exhaust layer (140, 240, 540, 640) located above the partition plate layer (130, 230), with the exhaust layer (140, 240, 540, 640) being provided with an exhaust flow channel (141, 241, 550, 650); and a communication hole passing through the partition plate layer (130, 230) to enable the exhaust flow channel (141, 241, 550, 650) to be in communication with the reaction flow channel (121, 221, 821, 920, 1020).Type: ApplicationFiled: November 12, 2020Publication date: December 1, 2022Inventors: CHUNG-YEN SHING, BO-CHUN LIN, SZ-HAU CHEN, HONG-WEN CHEN, HENG-CHIA LIANG
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Publication number: 20220331165Abstract: The present disclosure provides a dressing configured to cover a wound. The dressing includes a substrate layer, a contact layer and a readable pattern layer. The substrate layer is light-permeable. The contact layer is located at a side of the substrate layer, and the contact layer is configured to contact the wound or skin around the wound. The readable pattern layer is disposed on the contact layer. The readable pattern layer includes a plurality of positioning marks and a plurality of colored cells. The positioning marks are configured to define an information area. The colored cells are located in the information areas, wherein at least part of the colored cells includes a biological indicator, and the positioning marks and the colored cells are visible through the substrate layer.Type: ApplicationFiled: June 6, 2021Publication date: October 20, 2022Applicant: CYMMETRIK ENTERPRISE CO.,LTD.Inventors: Sz-Hau CHEN, Chun-Hsiang YANG
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Patent number: 11298696Abstract: The present disclosure provides a reaction cassette for biochemical test. The reaction cassette includes a structural wall, a first flow guiding member and an obstacle member. The structural wall defines a reaction region and a channel region, wherein the reaction region is connected to the channel region. The first flow guiding member is disposed in the channel region, and a first angle between the structural wall and the first flow guiding member ranges between 0 and 60 degrees. The obstacle member is disposed on the structural wall, and a second angle between the obstacle member and the structural wall is greater than 90 degrees. The present disclosure further provides an assay device including said reaction assay for biochemical test.Type: GrantFiled: October 30, 2019Date of Patent: April 12, 2022Assignee: APEX BIOTECHNOLOGY CORP.Inventors: Sz Hau Chen, Ming Chang Hsu, Yu-Ju Lu, Chia-Jung Wang, Jui-Pin Hrian
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Publication number: 20200147607Abstract: The present disclosure provides a reaction cassette for biochemical test. The reaction cassette includes a structural wall, a first flow guiding member and an obstacle member. The structural wall defines a reaction region and a channel region, wherein the reaction region is connected to the channel region. The first flow guiding member is disposed in the channel region, and a first angle between the structural wall and the first flow guiding member ranges between 0 and 60 degrees. The obstacle member is disposed on the structural wall, and a second angle between the obstacle member and the structural wall is greater than 90 degrees. The present disclosure further provides an assay device including said reaction assay for biochemical test.Type: ApplicationFiled: October 30, 2019Publication date: May 14, 2020Inventors: Sz Hau CHEN, Ming Chang Hsu, Yu-Ju Lu, Chia-Jung Wang, Jui-Pin Hrian
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Publication number: 20200123589Abstract: A galactose rapid detection system has a galactose composition including a galactose, a buffer solution and an 0-99% antioxidant, which enters a human body after metabolism and produces a biological sample; a test strip or a filter paper, comprising an enzyme, the enzyme would react with the biological sample producing a electrochemical information ;a meter including a power supply unit for providing a signal; a connector for receiving the signal provided by the power supply unit, transmitting the signal to the test strip or the filter paper, wherein the signal reacting with the electrochemical information produce a corresponding response signal, and the connector transmit the corresponding response signal to the meter; a calculation unit for calculating the corresponding response signal; an A/D convertor for receiving the corresponding response signal from the calculation unit, transforming the corresponding response signal into a digital reaction signal calculated by the calculation unit; and a processor foType: ApplicationFiled: October 19, 2018Publication date: April 23, 2020Inventors: Oliver Yoa-Pu HU, Sz-Hau CHEN, Ping Yang, Hsin-Ju LIN, Po-Yuan TSENG, Thomas Y.S. SHEN, Johnson Yiu-Nam LAU, Ching-Yuan CHU
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Patent number: 9968929Abstract: A reaction cassette and a biochemical assay device are disclosed. The reaction cassette for biochemical assay comprises a housing with structural walls defining a liquid mixing space for accommodating at least one mixing zone, wherein the at least one mixing zones comprises at least one blending structures for generating a vortex phenomenon in liquid, thereby improving the degree of mixture of a liquid sample and a dried reagent.Type: GrantFiled: August 29, 2016Date of Patent: May 15, 2018Assignee: APEX BIOTECHNOLOGY CORP.Inventors: Sz Hau Chen, Ming Chang Hsu, Ya Chun Wu, Tin En Lin
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Publication number: 20170138889Abstract: A biological test sheet includes an insulating substrate, an electrode structure, a first insulating septum and an insulating layer. The electrode structure is disposed on the insulating substrate and has at least one top surface and at least one side surface, and the side surface is connected between at least one fringe of the top surface and the insulating substrate. The first insulating septum is disposed on the insulating substrate and partially covers the electrode structure. The first insulating septum has a notch, and the notch exposes a first segment of the electrode structure. The insulating layer covers the fringe of the top surface and the side surface at the first segment of the electrode structure.Type: ApplicationFiled: November 7, 2016Publication date: May 18, 2017Applicant: APEX BIOTECHNOLOGY CORP.Inventors: Sz-Hau Chen, Ya-Chun Chang, Chia-Wen Tsai, Mon-Wen Yang
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Publication number: 20170113218Abstract: A reaction cassette and a biochemical assay device are disclosed. The reaction cassette for biochemical assay comprises a housing with structural walls defining a liquid mixing space for accommodating at least one mixing zone, wherein the at least one mixing zones comprises at least one blending structures for generating a vortex phenomenon in liquid, thereby improving the degree of mixture of a liquid sample and a dried reagent.Type: ApplicationFiled: August 29, 2016Publication date: April 27, 2017Inventors: Sz Hau CHEN, Ming Chang HSU, Ya Chun WU, Tin En LIN
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Patent number: 9470648Abstract: The present disclosure relates to an electrode strip, a sensor strip and a system thereof. The electrode strip includes a substrate, an electrode layer, an insulation layer and a cover. The electrode layer is disposed on the substrate. The electrode layer includes a first electrode set and a second electrode set. The insulation layer includes a groove, a first protrusion and a second protrusion. The first protrusion and the second protrusion divide the groove into two reactive areas such as a first reactive area and a second reactive area. The cover includes a vent-hole connecting to the groove, and the cover is disposed on the insulation layer.Type: GrantFiled: December 20, 2013Date of Patent: October 18, 2016Assignee: APEX BIOTECHNOLOGY CORP.Inventor: Sz Hau Chen
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Patent number: 9068967Abstract: Devices and methods for measuring prothrombin time (PT) and hematocrit (HCT) by analyzing the change in reactance in a sample are presented. A diagnostic device for measuring HCT and PT of a fluid includes a relative electrode-type sensor device and a blood test card assembly including one or more pairs of electrodes, wherein alternating current (AC) provided by the sensor device is used to measure and calculate HCT and PT of blood test using the reactance analysis.Type: GrantFiled: July 25, 2014Date of Patent: June 30, 2015Assignee: Apex Biotechnology Corp.Inventors: Sz-Hau Chen, Yueh-Hui Lin, Ching-Yuan Chu, Chu-Ming Cheng, Guan-Ting Chen, Yi-Chen Lu, Thomas Y. S. Shen
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Patent number: 9000770Abstract: Electrochemical blood test strips and diagnosis systems are presented. An electrochemical blood test strip for measuring HCT% and prothrombin time includes an electrode plate having electrode circuit patterns on an insulator substrate; a separation plate disposed on the electrode plate defining a blood sample region, a channel and three reaction regions; and a cover plate disposed on the separation plate having a blood sample inlet and vents. In measuring, one of the three reaction regions is used for detecting hemoglobin and hematocrit and the other two reaction regions are biochemical reaction regions and used for detecting prothrombin time.Type: GrantFiled: June 22, 2012Date of Patent: April 7, 2015Assignee: Apex Biotechnology Corp.Inventors: Sz-Hau Chen, Yi-Chen Lu, Chun-Yi Yen
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Publication number: 20140367261Abstract: Devices and methods for measuring prothrombin time (PT) and hematocrit (HCT) by analyzing the change in reactance in a sample are presented. A diagnostic device for measuring HCT and PT of a fluid includes a relative electrode-type sensor device and a blood test card assembly including one or more pairs of electrodes, wherein alternating current (AC) provided by the sensor device is used to measure and calculate HCT and PT of blood test using the reactance analysis.Type: ApplicationFiled: July 25, 2014Publication date: December 18, 2014Applicant: Apex Biotechnology Corp.Inventors: Sz-Hau Chen, Yueh-Hui Lin, Ching-Yuan Chu, Chu-Ming Cheng, Guan-Ting Chen, Yi-Chen Lu, Thomas Y.S. Shen
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Patent number: 8828322Abstract: Devices and methods for measuring prothrombin time (PT) and hematocrit (HCT) by analyzing the change in reactance in a sample are presented. A diagnostic device for measuring HCT and PT of a fluid includes a relative electrode-type sensor device and a blood test card assembly including one or more pairs of electrodes, wherein alternating current (AC) provided by the sensor device is used to measure and calculate HCT and PT of blood test using the reactance analysis.Type: GrantFiled: June 9, 2011Date of Patent: September 9, 2014Assignee: Apex Biotechnology Corp.Inventors: Sz-Hau Chen, Yueh-Hui Lin, Ching-Yuan Chu, Chu-Ming Cheng, Guan-Ting Chen, Yi-Chen Lu, Thomas Y.S. Shen
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Publication number: 20140238854Abstract: The present disclosure relates to an electrode strip, a sensor strip and a system thereof. The electrode strip includes a substrate, an electrode layer, an insulation layer and a cover. The electrode layer is disposed on the substrate. The electrode layer includes a first electrode set and a second electrode set. The insulation layer includes a groove, a first protrusion and a second protrusion. The first protrusion and the second protrusion divide the groove into two reactive areas such as a first reactive area and a second reactive area. The cover includes a vent-hole connecting to the groove, and the cover is disposed on the insulation layer.Type: ApplicationFiled: December 20, 2013Publication date: August 28, 2014Applicant: APEX BIOTECHNOLOGY CORP.Inventor: SZ HAU CHEN
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Patent number: 8802036Abstract: A reaction cassette for biochemical assay, a biochemical assay device including a first space configured to accommodate liquid, having a first opening and rounding edges, a direction of the first opening being directed upward. A second space includes a second opening, a direction of the second opening being perpendicular to the direction of the first opening, wherein the first space and the second space are disposed such that when the reaction cassette is rotated allowing the liquid to drain into the second space. A third space is located below the first space and having a third opening, a direction of the third opening being upward such that when the reaction cassette is reversibly rotated allowing the liquid to drain into the third space, wherein an array of bumps is disposed in the third space to create turbulence of the liquid. An inner partition wall, connected with the second opening and the third opening, acts as a liquid flow channel between the second space and the third space.Type: GrantFiled: November 4, 2012Date of Patent: August 12, 2014Assignee: Apex Biotechnology Corp.Inventors: Sz-Hau Chen, Yueh-Hui Lin, Chun-Ju Chen
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Publication number: 20130118899Abstract: Electrochemical blood test strips and diagnosis systems are presented. An electrochemical blood test strip for measuring HCT % and prothrombin time includes an electrode plate having electrode circuit patterns on an insulator substrate; a separation plate disposed on the electrode plate defining a blood sample region, a channel and three reaction regions; and a cover plate disposed on the separation plate having a blood sample inlet and vents. In measuring, one of the three reaction regions is used for detecting hemoglobin and hematocrit and the other two reaction regions are biochemical reaction regions and used for detecting prothrombin time.Type: ApplicationFiled: June 22, 2012Publication date: May 16, 2013Applicant: APEX BIOTECHNOLOGY CORP.Inventors: Sz-Hau CHEN, Yi-Chen LU, Chun-Yi YEN
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Patent number: 8409424Abstract: An electrochemical test strip, an electrochemical test system, and a measurement method using the same are provided. The electrochemical test strip includes an insulating substrate, an electrode system formed on the insulating substrate, and an insulating layer formed on the electrode system. The electrode system includes a set of measurement electrodes, a set of identifying electrodes, and a resistive path having a predetermined resistance value. The set of identifying electrodes is made of metal material, and the resistive path is made of non-metal material. The set of measurement electrodes includes a reference electrode and a working electrode insulated from each other, and the set of identifying electrodes includes a first identifying electrode and a second identifying electrode connected with each other through the resistive path.Type: GrantFiled: December 18, 2009Date of Patent: April 2, 2013Assignee: Apex Biotechnology Corp.Inventors: Guan-Ting Chen, Yueh-Hui Lin, Kai-Tsung Teng, Sz-Hau Chen, Thomas Y. S. Shen
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Patent number: 8236154Abstract: The present invention provides a surface-modified electrode strip for measuring an electrochemical signal that is synergistically amplified by means of a nano-scaled gold particle layer and a lipid-soluble electron mediator layer. A biosensor comprising the electrode strip is also provided.Type: GrantFiled: June 16, 2008Date of Patent: August 7, 2012Assignee: Apex Biotechnology Corp.Inventors: Sz-Hau Chen, Chih-Sheng Lin, Guan-Tin Chen, Yueh-Hui Lin, Thomas Y. S. Shen
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Publication number: 20110303556Abstract: Devices and methods for measuring prothrombin time (PT) and hematocrit (HCT) by analyzing the change in reactance in a sample are presented. A diagnostic device for measuring HCT and PT of a fluid includes a relative electrode-type sensor device and a blood test card assembly including one or more pairs of electrodes, wherein alternating current (AC) provided by the sensor device is used to measure and calculate HCT and PT of blood test using the reactance analysis.Type: ApplicationFiled: June 9, 2011Publication date: December 15, 2011Inventors: Sz-Hau Chen, Yueh-Hui Lin, Ching-Yuan Chu, Chu-Ming Cheng, Guan-Ting Chen, Yi-Chen Lu, Thomas Y.S, Shen