Patents by Inventor Jiunn-Der Liao
Jiunn-Der 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: 20250210242Abstract: A transformer device comprises: a magnetic element; a first induction coil assembled on the magnetic element; a second induction coil corresponding to the first induction coil, wherein the second induction coil and the first induction coil have the same axis but have no physical contact; a fixing element comprising a first winding base and a motor stator, wherein the magnetic element and the first induction coil are assembled on the first winding base and combined with the motor stator with a first locking element; and a rotating element comprising a second winding base and a motor rotor, wherein the second induction coil is assembled on the second winding base and combined with the motor rotor with a second locking element. Moreover, the above-mentioned transformer device is connected to a plasma generating device to obtain a plasma generating apparatus, and a circular large-area plasma coverage is achieved after rotating.Type: ApplicationFiled: April 2, 2024Publication date: June 26, 2025Inventors: Jiunn-Der LIAO, Ming-Hsien CHENG
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Patent number: 12287292Abstract: A method for detecting an analyte comprises the following steps: providing a SERS-active substrate and a Raman spectra database; applying a sample onto the SERS-active substrate; applying an incident light by a Raman spectrometer onto the SERS-active substrate to generate a Raman spectrum of the sample; and comparing the Raman spectrum of the sample with a Raman spectra database to identify an analyte in the sample. The SERS-active substrate comprises: a support; a first dielectric layer disposed on the support, wherein the first dielectric layer is formed by a plurality of first nanofibers; and a plurality of noble metal particles formed on the plurality of first nanofibers.Type: GrantFiled: June 8, 2023Date of Patent: April 29, 2025Assignee: National Cheng Kung UniversityInventors: Jiunn-Der Liao, Han Lee, Kuan-Hung Liu
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Publication number: 20230408414Abstract: A method for detecting an analyte comprises the following steps: providing a SERS-active substrate and a Raman spectra database; applying a sample onto the SERS-active substrate; applying an incident light by a Raman spectrometer onto the SERS-active substrate to generate a Raman spectrum of the sample; and comparing the Raman spectrum of the sample with a Raman spectra database to identify an analyte in the sample. The SERS-active substrate comprises: a support; a first dielectric layer disposed on the support, wherein the first dielectric layer is formed by a plurality of first nanofibers; and a plurality of noble metal particles formed on the plurality of first nanofibers.Type: ApplicationFiled: June 8, 2023Publication date: December 21, 2023Inventors: Jiunn-Der LIAO, Han LEE, Kuan-Hung LIU
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Publication number: 20230035300Abstract: The method of the present disclosure comprises the following steps: providing a SERS-active substrate and a Raman spectra virus database; applying a virus sample onto the SERS-active substrate; applying an incident light by a Raman spectrometer onto the SERS-active substrate to generate a Raman spectrum of the virus sample; and comparing the Raman spectrum of the virus sample with a Raman spectra virus database to identify the species of the virus sample. Herein, the SERS-active substrate comprises: a support; a dielectric layer disposed on the support, wherein a plurality of cavities are formed on a surface of the dielectric layer; and a plurality of noble metal clusters formed in the plurality of cavities.Type: ApplicationFiled: July 28, 2021Publication date: February 2, 2023Inventors: Jiunn-Der LIAO, Han LEE
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Publication number: 20220412891Abstract: A detection device for virus detection is provided, which includes: a carrier including a recess; and a metal layer disposed in the recess and having a contact angle ranging from 0 degrees to 10 degrees, wherein a plurality of cavities are formed on a first surface of the metal layer opposite to a second surface of the metal layer facing the carrier, the plurality of cavities are arranged in an array, and a plurality of first protrusions are formed on the first surface of the metal layer and near to the plurality of cavities. In addition, a detection system for virus detection comprising the aforesaid detection device, a method for detecting viruses using the aforesaid detection device, and a method for preparing the detection device are also provided.Type: ApplicationFiled: June 28, 2021Publication date: December 29, 2022Inventors: Jiunn-Der LIAO, Chia-Wei CHANG
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Patent number: 9855441Abstract: The object of the present invention is to provide a method for producing a micro-plasma with biocompatibility. The produced micro-plasma is a low temperature, adjustable micro-plasma with low energy consumption. The method provides a device comprising a first gas storage unit, a second gas storage unit, a unit for producing the micro-plasma, and a power supply unit.Type: GrantFiled: March 11, 2016Date of Patent: January 2, 2018Assignee: NATIONAL CHENG KUNG UNIVERSITYInventors: Jiunn-Der Liao, Pei-Lin Shao
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Publication number: 20160250493Abstract: The object of the present invention is to provide a method for producing a micro-plasma with biocompatibility. The produced micro-plasma is a low temperature, adjustable micro-plasma with low energy consumption. The method provides a device comprising a first gas storage unit, a second gas storage unit, a unit for producing the micro-plasma, and a power supply unit.Type: ApplicationFiled: March 11, 2016Publication date: September 1, 2016Inventors: Jiunn-Der LIAO, Pei-Lin SHAO
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Patent number: 9318305Abstract: The object of the present invention is to provide a method for producing a micro-plasma with biocompatibility. The produced micro-plasma is a low temperature, adjustable micro-plasma with low energy consumption. The method provides a device comprising a first gas storage unit, a second gas storage unit, a unit for producing the micro-plasma, and a power supply unit.Type: GrantFiled: March 31, 2014Date of Patent: April 19, 2016Assignee: NATIONAL CHENG KUNG UNIVERSITYInventors: Jiunn-Der Liao, Pei-Lin Shao
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Publication number: 20150279629Abstract: The object of the present invention is to provide a method for producing a micro-plasma with biocompatibility. The produced micro-plasma is a low temperature, adjustable micro-plasma with low energy consumption. The method provides a device comprising a first gas storage unit, a second gas storage unit, a unit for producing the micro-plasma, and a power supply unit.Type: ApplicationFiled: March 31, 2014Publication date: October 1, 2015Applicant: National Cheng Kung UniversityInventor: Jiunn-Der LIAO
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Patent number: 9101043Abstract: A microplasma source and a sterilization system including the same are disclosed. The microplasma source includes: a microplasma-generating unit including: a gas transmission chamber having a first inlet and a first outlet wherein the first inlet is used to import a first gas; a protection and heat dissipation chamber of which a side is connected to the inner wall of the first outlet; a dielectric inner tube having a second inlet and a second outlet and penetrating through the protection and heat dissipation chamber, wherein the second inlet is communicated to the gas transmission chamber; an electrode arranged outside at the second outlet and located in the protection and heat dissipation chamber; and a hollow metal tube disposed in the gas transmission chamber and the dielectric inner tube and having a third inlet and a third outlet, wherein the third inlet is used to import a second gas.Type: GrantFiled: September 7, 2011Date of Patent: August 4, 2015Assignee: NATIONAL CHENG KUNG UNIVERSITYInventors: Jiunn-Der Liao, Chih-Chiang Weng, Hsin-Hung Chen, Tung-Yi Lin
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Publication number: 20150184096Abstract: A method for biodiesel generation is disclosed, which comprising: providing a plurality of nano-particles each containing an alkali metal compound or an alkaline earth metal compound; forming a composite in which the nano-particles are adhered on a support; and performing a transesterification reaction by contacting the composite with a target.Type: ApplicationFiled: October 29, 2014Publication date: July 2, 2015Inventors: Jiunn-Der LIAO, Aharon GEDANKEN, Teng-Chien CHEN
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Publication number: 20120071352Abstract: The present invention discloses a non-labeled virus detection substrate, system, and method based on inverted multi-angular cavity arrays. The virus detection substrate is used together with a Raman spectrometer for virus detection. The virus detection substrate has a metal layer disposed thereon, and inverted multi-angular cavities are formed in the metal layer. The cavities are arranged in a microarray. In order to detect the target, the size of the cavities should be adjusted first. Then, a laser with an optimized wavelength is applied to induce the effect of the surface enhanced Raman scattering.Type: ApplicationFiled: September 7, 2011Publication date: March 22, 2012Applicant: National Cheng Kung UniversityInventors: Jiunn-Der Liao, Chia-Wei Chang, Chih-Kai Yao
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Publication number: 20120063966Abstract: A microplasma source and a sterilization system including the same are disclosed. The microplasma source includes: a microplasma-generating unit including: a gas transmission chamber having a first inlet and a first outlet wherein the first inlet is used to import a first gas; a protection and heat dissipation chamber of which a side is connected to the inner wall of the first outlet; a dielectric inner tube having a second inlet and a second outlet and penetrating through the protection and heat dissipation chamber, wherein the second inlet is communicated to the gas transmission chamber; an electrode arranged outside at the second outlet and located in the protection and heat dissipation chamber; and a hollow metal tube disposed in the gas transmission chamber and the dielectric inner tube and having a third inlet and a third outlet, wherein the third inlet is used to import a second gas.Type: ApplicationFiled: September 7, 2011Publication date: March 15, 2012Applicant: National Cheng Kung UniversityInventors: Jiunn-Der Liao, Chih-Chiang Weng, Hsing-Hung Chen, Tung-Yi Lin