Patents by Inventor Ken Wong

Ken Wong 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).

  • Patent number: 12098168
    Abstract: The disclosure relates to mutant gene(s) that confer upon microorganisms that express them an improved capacity to utilize xylose and improved capacity to co-utilize glucose and xylose thereby resulting in improved growth of the microorganism. Further encompassed are methods of producing fatty acids and fatty acid derivatives from cellulosic biomass, xylose, and/or a glucose/xylose mix by employing the host cells expressing the engineered XylR variants and compositions of biologically produced fatty acids and fatty acid derivatives.
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: September 24, 2024
    Assignee: Genomatica, Inc.
    Inventors: Stephen Thomas Payne, Scott Allen Frykman, Bernardo Moura Torres Da Costa, Isolde Callihan, Sankaranarayanan Venkiteswaran, Leland Ken Wong
  • Publication number: 20240278441
    Abstract: A trimmer includes a blade assembly including a stationary blade and a movable blade. Each of the stationary blade and the movable blade includes blade teeth. The stationary blade includes a first transverse edge portion, a second transverse edge portion, and a middle portion. The first transverse edge portion includes a first upper surface extending from a first edge to the upper surface. The second transverse edge portion includes a second upper surface extending from a second edge to the upper surface.
    Type: Application
    Filed: April 30, 2024
    Publication date: August 22, 2024
    Inventors: Timin Ahmad Musallam, Long Quan, Tung Yan Lau, Ken Wong
  • Publication number: 20240209406
    Abstract: The present disclosure provides enzymatic methods for the production of 3?-phosphate-nucleoside-5?-triphosphate (NQP). The present disclosure further provides enzymatic methods for the production of nucleotide-5?-triphosphates.
    Type: Application
    Filed: October 12, 2023
    Publication date: June 27, 2024
    Inventors: David Entwistle, Stephanie Marie Forget, Anders Matthew Knight, Mikayla Jianghongxia Krawczyk, Marissa Greene MacAvoy, Simon Ng, Nicholas Porter, Philip Provencher, Amani Shoubber, Leann Quertinmont Teadt, Jonathan Vroom, David Watts, Leland Ken Wong
  • Publication number: 20240209343
    Abstract: The present disclosure relates to engineered RNA ligase polypeptides and compositions thereof, as well as polynucleotides encoding the engineered RNA ligase polypeptides. The present disclosure also provides methods of using the engineered RNA ligase polypeptides or compositions thereof for molecular biological, diagnostic, and other purposes.
    Type: Application
    Filed: December 22, 2023
    Publication date: June 27, 2024
    Inventors: Rachelle Copeland, David Elgart, Jason Fell, Jovana Nazor, Leland Ken Wong, Zhe Rui
  • Publication number: 20240182876
    Abstract: The present invention provides engineered terminal deoxynucleotidyl transferase (TdT) polypeptides useful in template-independent polynucleotide synthesis, as well as compositions, methods of utilizing these engineered polypeptides, and polynucleotides encoding the engineered terminal deoxynucleotidyl transferases.
    Type: Application
    Filed: October 12, 2023
    Publication date: June 6, 2024
    Applicant: Codexis, Inc.
    Inventors: David Entwistle, Stephanie Forget, Michelle Li, Niusha Mahmoodi, Ryan Reeves, Ljubica Vojcic, Jonathan Vroom, David Watts, Leland Ken Wong
  • Patent number: 11999071
    Abstract: A trimmer includes a blade assembly including a stationary blade and a movable blade. Each of the stationary blade and the movable blade includes blade teeth. The stationary blade includes a first transverse edge portion, a second transverse edge portion, and a middle portion. The first transverse edge portion includes a first upper surface extending from a first edge to the upper surface. The second transverse edge portion includes a second upper surface extending from a second edge to the upper surface. The first transverse edge portion and the second transverse edge portion are beveled from the middle portion to the respective edges of the stationary blade. The stationary blade is symmetric about a midline of the middle portion. In some embodiments, the trimmer includes a toothed blade guard.
    Type: Grant
    Filed: January 12, 2023
    Date of Patent: June 4, 2024
    Assignee: SPECTRUM BRANDS, INC.
    Inventors: Timin Ahmad Musallam, Long Quan, Tung Yan Lau, Ken Wong
  • Publication number: 20230166413
    Abstract: A trimmer includes a blade assembly including a stationary blade and a movable blade. Each of the stationary blade and the movable blade includes blade teeth. The stationary blade includes a first transverse edge portion, a second transverse edge portion, and a middle portion. The first transverse edge portion includes a first upper surface extending from a first edge to the upper surface. The second transverse edge portion includes a second upper surface extending from a second edge to the upper surface. The first transverse edge portion and the second transverse edge portion are beveled from the middle portion to the respective edges of the stationary blade. The stationary blade is symmetric about a midline of the middle portion. In some embodiments, the trimmer includes a toothed blade guard.
    Type: Application
    Filed: January 12, 2023
    Publication date: June 1, 2023
    Inventors: Timin Ahmad Musallam, Long Quan, Tung Yan Lau, Ken Wong
  • Publication number: 20230083730
    Abstract: The present invention relates to the field of biomedical technology, and particularly relates to a composition with anti-aging properties, which comprises spermidine and resveratrol. The invention provides a method for selecting a composition with anti-aging properties, and the anti-aging properties of the composition were confirmed by lifespan analysis, cell viability analysis and staining analysis using materials such as Caenorhabditis elegans and mouse embryonic fibroblasts etc. The composition can be used to improve life-span, as anti-aging drugs and nutritional products. The invention also discloses the preferred concentrations of spermidine and resveratrol in the composition, where the preferred concentration of spermidine is 200 ?M and the preferred concentration of resveratrol is 10 ?M. The method as provided by the invention is versatile, and the provided compositions can be used in drug preparation and epidemic medicine.
    Type: Application
    Filed: September 5, 2022
    Publication date: March 16, 2023
    Inventors: Sheung Kin Ken Wong, Xuelai Wang, Leung Kris Ying
  • Patent number: 11577413
    Abstract: A trimmer includes a blade assembly. The blade assembly includes a stationary blade and a movable blade. Each of the stationary blade and the movable blade includes blade teeth. The stationary blade includes a first transverse edge portion, a second transverse edge portion, and a middle portion. The first transverse edge portion includes a first upper surface extending from a first edge to the upper surface. The second transverse edge portion includes a second upper surface extending from a second edge to the upper surface. The first transverse edge portion and the second transverse edge portion are beveled from the middle portion to the respective edges of the stationary blade. The stationary blade is symmetric about a midline of the middle portion.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: February 14, 2023
    Assignee: SPECTRUM BRANDS, INC.
    Inventors: Timin Ahmad Musallam, Long Quan, Tung Yan Lau, Ken Wong
  • Publication number: 20220354805
    Abstract: The invention relates to the technical field of medicine, and provides a method of screening and identifying small molecule with anti-aging properties. The method comprises cellular models, namely premature aging mouse embryonic fibroblasts and human HGPS mesenchymal stem cells and animal models, namely premature aging progeroid mice and Caenorhabditis elegans. The method successfully screened and identified Cannabidiol (CBD), which had senolytic effects. The invention also determined that the optimal concentration of CBD treatment is 10-20 ?M.
    Type: Application
    Filed: April 29, 2022
    Publication date: November 10, 2022
    Inventors: Sheung Kin Ken Wong, Zhongjun Zhou, Xuelai Wang, Jing Chen, Leung Kris Ying, Jian Zhang
  • Publication number: 20220170119
    Abstract: The invention relates to the technical field of medicine, and provides a method of screening and identifying small molecule with antiviral properties. The invention has screened and identified Cannabidiol (CBD), which can be used for prevention of viral infections. The invention also examined and verified that CBD can be used for prevention of COVID-19 disease, by a key signaling pathway of upregulating the expression of the TRIB3 gene. The invention also determined that the optimal dosage of CBD treatment for prevention of COVID-19 disease is 5 ?M-10 ?M.
    Type: Application
    Filed: December 2, 2021
    Publication date: June 2, 2022
    Inventors: Zhongjun Zhou, Sheung Kin Ken Wong, Hin Chu, Xuelai Wang, Jie Zhou, Cun Li, Leung Kris Ying, Jian Zhang
  • Publication number: 20220002356
    Abstract: The disclosure relates to mutant gene(s) that confer upon microorganisms that express them an improved capacity to utilize xylose and improved capacity to co-utilize glucose and xylose thereby resulting in improved growth of the microorganism. Further encompassed are methods of producing fatty acids and fatty acid derivatives from cellulosic biomass, xylose, and/or a glucose/xylose mix by employing the host cells expressing the engineered XylR variants and compositions of biologically produced fatty acids and fatty acid derivatives.
    Type: Application
    Filed: August 29, 2019
    Publication date: January 6, 2022
    Inventors: Stephen Thomas PAYNE, Scott Allen FRYKMAN, Bernardo Moura Torres DA COSTA, Isolde CALLIHAN, Sankaranarayanan VENKITESWARAN, Leland Ken WONG
  • Publication number: 20210387365
    Abstract: A trimmer includes a blade assembly including a stationary blade and a movable blade. Each of the stationary blade and the movable blade includes blade teeth. The stationary blade includes a first transverse edge portion, a second transverse edge portion, and a middle portion. The first transverse edge portion includes a first upper surface extending from a first edge to the upper surface. The second transverse edge portion includes a second upper surface extending from a second edge to the upper surface. The first transverse edge portion and the second transverse edge portion are beveled from the middle portion to the respective edges of the stationary blade. The stationary blade is symmetric about a midline of the middle portion. In some embodiments, the trimmer includes a toothed blade guard.
    Type: Application
    Filed: August 30, 2021
    Publication date: December 16, 2021
    Inventors: Timin Ahmad Musallam, Long Quan, Tung Yan Lau, Ken Wong
  • Patent number: 11193698
    Abstract: The invention is about a waste heat re-cycle cooling system, has a Peltier device, a waste heat recycling circuit, and a processor. The Peltier device has a cold side close to room and a hot side, the cold side is connected to a cooling pipe, and a fan arranged on one side of the cooling pipe is configured to blow air over the cooling pipe to cool down air and then blow the cooling air into room. The processor is configured to control the Peltier device and the waste heat recycling circuit. The invention can effectively utilize the waste heat generated by cooling and improve the cooling efficiency.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: December 7, 2021
    Inventors: Ming Yau Chung, Ken Wong, Ka Lok Chan, Chi Cheung Andrew Chan
  • Publication number: 20210356179
    Abstract: The invention is about a waste heat re-cycle cooling system, has a Peltier device, a waste heat recycling circuit, and a processor. The Peltier device has a cold side close to room and a hot side, the cold side is connected to a cooling pipe, and a fan arranged on one side of the cooling pipe is configured to blow air over the cooling pipe to cool down air and then blow the cooling air into room. The processor is configured to control the Peltier device and the waste heat recycling circuit. The invention can effectively utilize the waste heat generated by cooling and improve the cooling efficiency.
    Type: Application
    Filed: May 13, 2020
    Publication date: November 18, 2021
    Inventors: Ming Yau CHUNG, Ken WONG, Ka Lok CHAN, Chi Cheung Andrew CHAN
  • Patent number: 11104016
    Abstract: A trimmer includes a blade assembly including a stationary blade and a movable blade. Each of the stationary blade and the movable blade includes blade teeth. The stationary blade includes a first transverse edge portion, a second transverse edge portion, and a middle portion. The first transverse edge portion includes a first upper surface extending from a first edge to the upper surface. The second transverse edge portion includes a second upper surface extending from a second edge to the upper surface. In some embodiments, the trimmer includes a toothed blade guard.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: August 31, 2021
    Inventors: Timin Ahmad Musallam, Long Quan, Tung Yan Lau, Ken Wong
  • Patent number: 10763766
    Abstract: The present teaching relates to a magnetic sensor residing in a housing. The magnetic sensor includes an input port and an output port, both extending from the housing, wherein the input port is to be connected to an external alternating current (AC) power supply. The magnetic sensor also includes an electric circuit which comprises an output control circuit coupled with the output port and configured to be at least responsive to a magnetic induction signal and the external AC power supply to control the magnetic sensor to operate in a state in which a load current flows through the output port. The magnetic induction signal is indicative of at least one characteristic of an external magnetic field detected by the electrical circuit and the operating frequency of the magnetic sensor is positively proportional to the frequency of the external AC power supply.
    Type: Grant
    Filed: April 10, 2018
    Date of Patent: September 1, 2020
    Assignee: JOHNSON ELECTRIC INTERNATIONAL AG
    Inventors: Chi Ping Sun, Fei Xin, Ken Wong, Shing Hin Yeung, Hui Min Guo, Shu Zuo Lou, Xiao Ming Chen, Guang Jie Cai, Chun Fai Wong, Shu Juan Huang, Yun Long Jiang, Yue Li, Bao Ting Liu, En Hui Wang, Xiu Wen Yang, Li Sheng Liu, Yan Yun Cui
  • Patent number: 10637374
    Abstract: A magnetic sensor integrated circuit, a motor component and an application apparatus are provided. The integrated circuit includes: an input port, an output port, a magnetic field detection circuit and an output control circuit. The magnetic field detection circuit detects an external magnetic field and outputs magnetic field detection information. The output control circuit enables, at least based on the magnetic field detection information, the integrated circuit to switch at least between a first state, in which a current flows from the output port to an outside of the integrated circuit, and a second state, in which a current flows from the outside of the integrated circuit to the output port.
    Type: Grant
    Filed: August 8, 2016
    Date of Patent: April 28, 2020
    Assignee: JOHNSON ELECTRIC INTERNATIONAL AG
    Inventors: Chi Ping Sun, Fei Xin, Ken Wong, Shing Hin Yeung, Shu Juan Huang, Yun Long Jiang, Yue Li, Bao Ting Liu, En Hui Wang, Xiu Wen Yang, Li Sheng Liu, Yan Yun Cui
  • Publication number: 20200061856
    Abstract: A trimmer includes a blade assembly including a stationary blade and a movable blade. Each of the stationary blade and the movable blade includes blade teeth. The stationary blade includes a first transverse edge portion, a second transverse edge portion, and a middle portion. The first transverse edge portion includes a first upper surface extending from a first edge to the upper surface. The second transverse edge portion includes a second upper surface extending from a second edge to the upper surface. In some embodiments, the trimmer includes a toothed blade guard.
    Type: Application
    Filed: February 27, 2018
    Publication date: February 27, 2020
    Inventors: Timin Ahmad Musallam, Long Quan, Tung Yan Lau, Ken Wong
  • Patent number: 10566924
    Abstract: A motor-driven integrated circuit comprises a PWM output unit and an overcurrent comparator coupled with the PWM output unit. The overcurrent comparator receives a detection signal and compares the detection signal with a reference value. When the detection signal is larger than the reference value, the overcurrent comparator outputs an overcurrent protection signal to control the PWM output unit enter an overcurrent protection mode.
    Type: Grant
    Filed: November 3, 2017
    Date of Patent: February 18, 2020
    Assignee: JOHNSON ELECTRIC INTERNATIONAL AG
    Inventors: Chiping Sun, Qiubao Wang, Ken Wong, Enhui Wang, Haibo Jiang, Yunlong Jiang