Patents by Inventor Kin Chan

Kin Chan 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).

  • Publication number: 20200333257
    Abstract: A process operable using a computerized system (300) grades the clarity of a diamond (315, 400) as a function of internal defects within its body (315, 400). The computerized system (300) includes an optical image acquisition device (310), a processor module (320) and an output module (340) operably interconnected together. The process includes the steps of (i) acquiring via an optical image acquisition device (310) a plurality of top view images of a diamond (315, 400); (ii) in a processor module (320), detecting defects within the body of the diamond (315, 400); and (iii) from an output module (340), providing a signal indicative of the clarity grade assigned in (ii).
    Type: Application
    Filed: December 28, 2018
    Publication date: October 22, 2020
    Inventors: Ka Wing CHENG, Kin Wing WONG, Kong CHAN, Juan CHENG, Wing Chi TANG, Koon Chung HUI
  • Patent number: 10762666
    Abstract: A computerized system for grading the colour of a diamond, wherein the colour of the diamond is graded based on a predetermined threshold of correlation of colour of a diamond with the colour of a diamond of a plurality of diamonds each having a colour grading assigned thereto, the computerized system including: an optical image acquisition device for acquiring at least a first optical image of a diamond, wherein the first optical image is acquired at a predetermined angle of inclination to the central axis extending normal to the table and through the apex of the pavilion of the diamond and in a direction of towards the table and wherein the first optical image is acquired in an environment having a predetermined constant light level; a processor module for comparing data derived from acquisition of the at least a first optical image with a plurality of data sets each of which corresponds to a diamond of a plurality of diamonds, wherein data sets are each derived from an optical image acquired by an optical
    Type: Grant
    Filed: December 31, 2018
    Date of Patent: September 1, 2020
    Assignee: Goldway Technology Limited
    Inventors: Ka Wing Cheng, Kin Wing Wong, Kong Chan, Juan Cheng, Wing Chi Tang, Koon Chung Hui
  • Publication number: 20200131725
    Abstract: The present disclosure provides a traffic cones and traffic cone lanterns placement and collection system and a method.
    Type: Application
    Filed: October 23, 2019
    Publication date: April 30, 2020
    Inventors: Terrie Kwok Chuen Hung, Ying Luen Au, Tat Ngong Chan, Chi Kin Poon, Wing Fung Yip, Jia Xu, Cheuk Ming Yip
  • Publication number: 20190387301
    Abstract: An earphone provided with a charging and/or data wire, having an earphone portion and a wire portion; one end of the earphone portion is fixedly provided with a wire socket; the wire portion has a wire for charging and/or data transmission; one end of the wire is fixedly provided with an earphone plug that matches with the wire socket and is connectable thereto; another end of the wire is fixedly provided with a wire plug.
    Type: Application
    Filed: June 18, 2018
    Publication date: December 19, 2019
    Inventors: Kiu Kin Chan, Hung To Li
  • Patent number: 10499133
    Abstract: An earphone provided with a charging and/or data wire, having an earphone portion and a wire portion; one end of the earphone portion is fixedly provided with a wire socket; the wire portion has a wire for charging and/or data transmission; one end of the wire is fixedly provided with an earphone plug that matches with the wire socket and is connectable thereto; another end of the wire is fixedly provided with a wire plug.
    Type: Grant
    Filed: June 18, 2018
    Date of Patent: December 3, 2019
    Assignee: UleEco Limited
    Inventors: Kiu Kin Chan, Hung To Li
  • Publication number: 20190338362
    Abstract: This invention provides methods for non-invasive prenatal testing (NIPT) for determining the probability of aneuploidy in a fetus. The present invention comprises quantification and analysis of autosomal single nucleotide polymorphisms (SNPs) using platforms capable of absolute or relative quantification to determine the probability of aneuploidy in the fetus. In one embodiment, the present methods comprise obtaining a blood sample containing cell-free DNA from a pregnant woman, using the extracted DNA to prepare a library of nucleic acids encompassing a plurality of biallelic autosomal single nucleotide polymorphisms (SNPs) of interest (i.e., target SNPs) using a target enrichment approach, performing targeted next-generation sequencing (NGS) using the library prepared, obtaining the allele counts of the target SNPs in the cell-free DNA and determining the probability of aneuploidy in a fetus.
    Type: Application
    Filed: June 20, 2019
    Publication date: November 7, 2019
    Inventors: Chor Wing Jacqueline TAM, Yee Man CHAN, Chun Kin CHOW
  • Patent number: 10458047
    Abstract: The present disclosure related to a system and method for recycling fibers from textiles waste. The system includes a first sanitization device; a pre-processing device; a fabric sorting device; a storage device; a fiber processing device; and a second sanitization device mounted in the fiber processing device. The first sanitization device, the pre-processing device, the fabric sorting device, the storage device and the fiber processing device are arranged along a transmission path of the textiles waste.
    Type: Grant
    Filed: January 22, 2018
    Date of Patent: October 29, 2019
    Assignee: Novetex Textiles Limited
    Inventors: Edwin Yee Man Keh, Milton Chan, Lei Yao, Kin-Ming Leung, Xiao Liao, Alex Chan, Li Chi, Xinxin Huang
  • Publication number: 20190291033
    Abstract: A device with external diaphragm for acoustic cleaning and air purification is provided. The device comprises a housing with a first opening at a top for receiving one or more acoustic wave generating devices each with a diaphragm attached to a coil; and one or more external diaphragm each covering and sealing the diaphragm attached to the coil to facilitated in protecting the acoustic wave generating device as impurities or materials deposit and accumulate on the external diaphragm instead of the diaphragm of the acoustic wave generating device, and easy cleaning as only the external diaphragm needs to be cleaned, which also avoids damage to the diaphragm of the acoustic wave generating device during cleaning.
    Type: Application
    Filed: March 22, 2018
    Publication date: September 26, 2019
    Inventors: Gin Nam SZE TO, Nai Kin CHAN
  • Patent number: 10407424
    Abstract: Naphthyridine compounds and their use as inhibitors of HPK1 are described. The compounds are useful in treating HPK1-dependent disorders and enhancing an immune response. Also described are methods of inhibiting HPK1, methods of treating HPK1-dependent disorders, methods for enhancing an immune response, and methods for preparing the naphthyridine compounds.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: September 10, 2019
    Assignee: Genentech, Inc.
    Inventors: Bryan Chan, Naomi Rajapaksa, Michael Siu, Craig Stivala, John Tellis, Weiru Wang, BinQing Wei, Aihe Zhou, Matthew W. Cartwright, Emanuela Gancia, Graham Jones, Blake Daniels, Michael Lainchbury, Andrew Madin, Eileen Seward, David Favor, Kin Chiu Fong, Andrew Good, Yonghan Hu, Baihua Hu, Aijun Lu, Joy Drobnick, Lewis Gazzard, Timothy Heffron, Malcolm Huestis, Jun Liang, Sushant Malhotra, Rohan Mendonca
  • Publication number: 20190226125
    Abstract: The present disclosure related to a system and method for recycling fibers from textiles waste. The system includes a first sanitization device; a pre-processing device; a fabric sorting device; a storage device; a fiber processing device; and a second sanitization device mounted in the fiber processing device. The first sanitization device, the pre-processing device, the fabric sorting device, the storage device and the fiber processing device are arranged along a transmission path of the textiles waste.
    Type: Application
    Filed: January 22, 2018
    Publication date: July 25, 2019
    Inventors: Edwin Yee Man KEH, Milton Chan, Lei Yao, Kin-Ming Leung, Xiao Liao, Alex Chan, Li Chi, Xinxin Huang
  • Publication number: 20190213757
    Abstract: A computerized system for grading the colour of a diamond, wherein the colour of the diamond is graded based on a predetermined threshold of correlation of colour of a diamond with the colour of a diamond of a plurality of diamonds each having a colour grading assigned thereto, the computerized system including: an optical image acquisition device for acquiring at least a first optical image of a diamond, wherein the first optical image is acquired at a predetermined angle of inclination to the central axis extending normal to the table and through the apex of the pavilion of the diamond and in a direction of towards the table and wherein the first optical image is acquired in an environment having a predetermined constant light level; a processor module for comparing data derived from acquisition of the at least a first optical image with a plurality of data sets each of which corresponds to a diamond of a plurality of diamonds, wherein data sets are each derived from an optical image acquired by an optical
    Type: Application
    Filed: December 31, 2018
    Publication date: July 11, 2019
    Inventors: Ka Wing CHENG, Kin Wing WONG, Kong CHAN, Juan CHENG, Wing Chi TANG, Koon Chung HUI
  • Publication number: 20190209023
    Abstract: An exercise device includes an ear piece insertable within the ear canal along an ear canal axis, a plurality of light emitters located about a periphery of the ear piece and spaced apart at 120° intervals for emitting light signals perpendicular to the ear canal axis into different areas of tissue surrounding the ear canal, a plurality of light detectors located about the periphery of the ear piece for detecting reflected light signals from the different areas of tissue surrounding the ear canal, an audio speaker, an audio player for sending audio signals to the audio speaker, and a vital sign monitor for determining at least one of heart rate, blood oxygen level, and body temperature from signals of the emitters and detectors.
    Type: Application
    Filed: March 18, 2019
    Publication date: July 11, 2019
    Inventors: Chor Tin MA, Kai Kin CHAN, Ming Yip WONG, Kai Wai YEUNG, Fo CHAU
  • Publication number: 20190200913
    Abstract: Disclosed embodiments include a complete system and platform, and a method which allows for monitoring and supporting treatment for elderly care in clinic, home, and other normal daily environments. The system includes: (1) a pressure sensitive device for receiving force response from the elderly and convert the force response into digitalized pressure data, (2) a computing device for running a movement disorder assessment module to receive digitalized pressure data, display visual instructions and feedback, and process the digitalized pressure data for calculation of movement disorder scores, and (3) a cloud based digital diary to store, access and analyze the movement disorder scores, and generate reports on demand. The method will calculate the movement disorder scores based on the digitalized pressure data. A pressure sensitive device is also disclosed.
    Type: Application
    Filed: December 28, 2017
    Publication date: July 4, 2019
    Inventors: Raymond Kwan LAI, Ivan Man Chim TSE, Calvin Hoi Kok CHEUNG, Timothy Kin Sang LEE, Chi Pang LAM, Sing Yee NG, Eric Sai Lok LIU, Ching Ching CHEUNG, Leung CHIU, Hon Kong CHAN, Hung Keung TSE
  • Publication number: 20190206566
    Abstract: Disclosed is a monitoring and treatment support system to monitor motion symptoms of tremor, bradykinesia and/or dyskinesia. A system and method are also provided for early detection of movement disorders. Further, a system and method are provided which can accurately quantify symptoms utilizing at least one measuring device at a scheduled time as arranged by medical professionals. The timer in the digital diary will remind the elderly to take medications and/or to perform motion tests. A system and method are also provided which can compute an overall motor performance score using weighting algorithm according to the results of tremor test, finger tapping test and/or spiral drawing test. The overall motor performance score is presented using comprehensive figures to both medical professionals and the elderly as a summary report for their review. The severity of movement disorders presented in graphs is compared with the treatment plan for analysis.
    Type: Application
    Filed: December 28, 2017
    Publication date: July 4, 2019
    Inventors: Raymond Kwan LAI, Ivan Man Chim TSE, Calvin Hoi Kok CHEUNG, Timothy Kin Sang LEE, Chi Pang LAM, Sing Yee NG, Eric Sai Lok LIU, Ching Ching CHEUNG, Leung CHIU, Hon Kong CHAN, Hung Keung TSE
  • Patent number: 10299969
    Abstract: A diaper includes a medical pad including a piece of substrate with a major surface and an electric circuit on the major surface, a sensor connected with the electric circuit for measuring the electrical resistance of the electric circuit, and a wireless data transceiver or a radio frequency identification (RFID) tag electrically connected with the sensor for receiving results of the measuring from the sensor for subsequent transmission. The system carries out real time self-calibration to adaptively monitor the condition of the medical pad even in the face of changing environment and changing material properties.
    Type: Grant
    Filed: October 9, 2018
    Date of Patent: May 28, 2019
    Assignee: CONVERGENCE SYSTEMS LIMITED
    Inventors: Kin Yue Albert Lai, Cheuk Kuen Kenny Chan, Man Wai Law, Kwok Wah Sit, Ngai Yin Chan, Siu Chong Tin, Wai Kin Chan, Tak Leung Siu, Yick Ming Yeung, Jerry Garrett
  • Publication number: 20190140856
    Abstract: Building blocks for a smart device such as a thermostat include a user interface (UI) unit and a terminal (TML) unit. A UI unit may support one or more input data from a user and/or sensors and/or one or more control terminals. The UI unit may process each input datum or a combination of the input data, generate a control signal to one or more control terminals based on the processing, and send the control signal to one or more control terminals over a communication channel. A terminal unit, which may consist of one or more control terminals, transforms the received control signal into one or more controls to one or more associated environmental generators. One or more UI units may control one or more controlled apparatuses in conjunction with a mobile app to allow a unified user experience.
    Type: Application
    Filed: July 17, 2018
    Publication date: May 9, 2019
    Inventors: Hung Bun Choi, Wai-Leung Ha, Leung Yin Chan, Yau Wai Ng, Chi Chung Liu, Luke Li, Tsz Kin Lee, Chi Lung Chan, Hamza Yilmaz
  • Publication number: 20190076774
    Abstract: An air filter and a method of air filtration using the said air filter are described. The air filter may comprise a filter media layer adapted to capture and filter one or more impurities from air. The air filter may further comprise one or more acoustic wave generating means attached at one or more sides of the filter media layer. The one or more acoustic wave generating means may generate acoustic waves to be propagated into the filter media layer. The propagation of the acoustic waves into the filter media layer may facilitate the filter media layer to enhance the filtration efficiency of the air filter. The air filter may further comprise a pre-programmed chip to control the frequency of the acoustic waves generated. Further, air filter may comprise a battery adapted to supply power to the one or more acoustic wave generating means and the pre-programmed chip.
    Type: Application
    Filed: November 12, 2018
    Publication date: March 14, 2019
    Inventors: Gin Nam Sze To, Steven Nai-Kin Chan
  • Publication number: 20190038478
    Abstract: A diaper includes a medical pad including a piece of substrate with a major surface and an electric circuit on the major surface, a sensor connected with the electric circuit for measuring the electrical resistance of the electric circuit, and a wireless data transceiver or a radio frequency identification (RFID) tag electrically connected with the sensor for receiving results of the measuring from the sensor for subsequent transmission. The system carries out real time self-calibration to adaptively monitor the condition of the medical pad even in the face of changing environment and changing material properties.
    Type: Application
    Filed: October 9, 2018
    Publication date: February 7, 2019
    Inventors: Kin Yue Albert Lai, Cheuk Kuen Kenny Chan, Man Wai Law, Kwok Wah Sit, Ngai Yin Chan, Siu Chong Tin, Wai Kin Chan, Tak Leung Siu, Yick Ming Yeung, Jerry Garrett
  • Publication number: 20190015255
    Abstract: The methods, procedures, kits, and devices described herein assist with the healing process of tissue that was previously or simultaneously treated for a therapeutic or cosmetic effect. The methods, procedures, kits, and devices described herein can also provide temporary simulated results of a cosmetic procedure to allow for visual assessment to select the type of procedure or for treatment planning in advance of the surgical procedure.
    Type: Application
    Filed: July 3, 2018
    Publication date: January 17, 2019
    Inventors: Geoffrey C. GURTNER, Michael T. LONGAKER, Reinhold H. DAUSKARDT, Paul YOCK, John A. ZEPEDA, Kenneth N. HORNE, Bankim H. MEHTA, Michael H. ROSENTHAL, Joseph RIMSA, Sergio SALINAS, Melanie HARRIS, Greg SPOONER, Kin CHAN
  • Patent number: 10159925
    Abstract: An air filter and a method of air filtration using the said air filter are described. The air filter may comprise a filter media layer adapted to capture and filter one or more impurities from air. The air filter may further comprise one or more acoustic wave generating means attached at one or more sides of the filter media layer. The one or more acoustic wave generating means may generate acoustic waves to be propagated into the filter media layer. The propagation of the acoustic waves into the filter media layer may facilitate the filter media layer to enhance the filtration efficiency of the air filter. The air filter may further comprise a pre-programmed chip to control the frequency of the acoustic waves generated. Further, air filter may comprise a battery adapted to supply power to the one or more acoustic wave generating means and the pre-programmed chip.
    Type: Grant
    Filed: January 6, 2017
    Date of Patent: December 25, 2018
    Assignee: Aurabeat Holdings Limited
    Inventors: Gin Nam Sze To, Steven Nai-Kin Chan