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).
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Publication number: 20230166413Abstract: 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: ApplicationFiled: January 12, 2023Publication date: June 1, 2023Inventors: Timin Ahmad Musallam, Long Quan, Tung Yan Lau, Ken Wong
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Publication number: 20230083730Abstract: 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: ApplicationFiled: September 5, 2022Publication date: March 16, 2023Inventors: Sheung Kin Ken Wong, Xuelai Wang, Leung Kris Ying
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Patent number: 11577413Abstract: 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: GrantFiled: August 30, 2021Date of Patent: February 14, 2023Assignee: SPECTRUM BRANDS, INC.Inventors: Timin Ahmad Musallam, Long Quan, Tung Yan Lau, Ken Wong
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Publication number: 20220354805Abstract: 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: ApplicationFiled: April 29, 2022Publication date: November 10, 2022Inventors: Sheung Kin Ken Wong, Zhongjun Zhou, Xuelai Wang, Jing Chen, Leung Kris Ying, Jian Zhang
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Publication number: 20220170119Abstract: 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: ApplicationFiled: December 2, 2021Publication date: June 2, 2022Inventors: Zhongjun Zhou, Sheung Kin Ken Wong, Hin Chu, Xuelai Wang, Jie Zhou, Cun Li, Leung Kris Ying, Jian Zhang
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Publication number: 20220002356Abstract: 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: ApplicationFiled: August 29, 2019Publication date: January 6, 2022Inventors: Stephen Thomas PAYNE, Scott Allen FRYKMAN, Bernardo Moura Torres DA COSTA, Isolde CALLIHAN, Sankaranarayanan VENKITESWARAN, Leland Ken WONG
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Publication number: 20210387365Abstract: 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: ApplicationFiled: August 30, 2021Publication date: December 16, 2021Inventors: Timin Ahmad Musallam, Long Quan, Tung Yan Lau, Ken Wong
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Patent number: 11193698Abstract: 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: GrantFiled: May 13, 2020Date of Patent: December 7, 2021Inventors: Ming Yau Chung, Ken Wong, Ka Lok Chan, Chi Cheung Andrew Chan
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Publication number: 20210356179Abstract: 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: ApplicationFiled: May 13, 2020Publication date: November 18, 2021Inventors: Ming Yau CHUNG, Ken WONG, Ka Lok CHAN, Chi Cheung Andrew CHAN
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Patent number: 11104016Abstract: 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: GrantFiled: February 27, 2018Date of Patent: August 31, 2021Inventors: Timin Ahmad Musallam, Long Quan, Tung Yan Lau, Ken Wong
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Patent number: 10763766Abstract: 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: GrantFiled: April 10, 2018Date of Patent: September 1, 2020Assignee: JOHNSON ELECTRIC INTERNATIONAL AGInventors: 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
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Patent number: 10637374Abstract: 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: GrantFiled: August 8, 2016Date of Patent: April 28, 2020Assignee: JOHNSON ELECTRIC INTERNATIONAL AGInventors: 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
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Publication number: 20200061856Abstract: 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: ApplicationFiled: February 27, 2018Publication date: February 27, 2020Inventors: Timin Ahmad Musallam, Long Quan, Tung Yan Lau, Ken Wong
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Patent number: 10566924Abstract: 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: GrantFiled: November 3, 2017Date of Patent: February 18, 2020Assignee: JOHNSON ELECTRIC INTERNATIONAL AGInventors: Chiping Sun, Qiubao Wang, Ken Wong, Enhui Wang, Haibo Jiang, Yunlong Jiang
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Patent number: 10483948Abstract: A RC oscillator comprises a resistor unit. The resistor unit can comprise at least one set of compensation resistor. Each set of compensation resistor comprises a positive temperature coefficient resistor and a negative temperature coefficient resistor coupled in series with the positive temperature coefficient resistor.Type: GrantFiled: November 3, 2017Date of Patent: November 19, 2019Assignee: Johnson Electric International AGInventors: Chiping Sun, Ken Wong, Huimin Guo, Yat Tung Lai, Shujuan Huang
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Patent number: 10439529Abstract: A sensor integrated circuit includes a rectifier, a power supply module, an output control circuit and a detecting circuit. The rectifier is configured to convert an external power supply into a first direct current power supply. The power supply module includes a voltage regulator configured to generate a second direct current power supply different from the first direct current power supply. The detecting circuit is powered by the second direct current power supply and configured to detect an inputted signal and correspondingly generate a control signal. The output control circuit is configured to control, in response to at least the control signal, the sensor integrated circuit to operate in at least one of a first state in which a current flows out from an output port and a second state in which a current flows in from the output port.Type: GrantFiled: August 8, 2016Date of Patent: October 8, 2019Assignee: JOHNSON ELECTRIC INTERNATIONAL AGInventors: 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
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Patent number: 10340824Abstract: A motor-driven integrated circuit comprises a plurality of position comparators, a timer and a central processing. Each of the plurality of position comparators receives a pole detection signal denoted a position of a rotor of a motor. The timer receives a timing interrupt signal output by the plurality of position comparators when a predetermined edge of the pole detection signal is generated and records a time of the predetermined edge. The central processing unit obtains a rotation speed of the motor according to a time difference between two predetermined edges.Type: GrantFiled: November 3, 2017Date of Patent: July 2, 2019Assignee: JOHNSON ELECTRIC INTERNATIONAL AGInventors: Chiping Sun, Qiubao Wang, Ken Wong, Enhui Wang, Haibo Jiang, Shujuan Huang
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Patent number: 10323961Abstract: A motor driver integrated circuit comprises a central processing unit, a memory, and a multiple-time programmable memory. The multiple-time programmable memory is configured to store a motor driver program, the memory has a capacity larger than or equal to a capacity of the multiple-time programmable memory. When the motor driver integrated circuit is powered or reset, the central processing unit copies the driven program from the multiple-time programmable memory to the memory. The motor driver integrated circuit is low in cost. The present invention also provides a motor device having the motor driver integrated circuit.Type: GrantFiled: November 3, 2017Date of Patent: June 18, 2019Assignee: JOHNSON ELECTRIC INTERNATIONAL AGInventors: Chiping Sun, Qiubao Wang, Ken Wong, Enhui Wang, Haibo Jiang, Yunlong Jiang
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Patent number: 10295371Abstract: An electronic device and a magnetic sensor integrated circuit thereof are provided. The magnetic sensor integrated circuit includes a shell, a semiconductor substrate installed in the shell and a first to a third port extending from the shell. A rectifier and a position sensor are provided on the semiconductor substrate. The rectifier includes first and second output terminals and two input terminals respectively connected to the first and second ports. In a case that the first and second ports are positively or negatively connected to an external power supply, a voltage output by the first output terminal of the rectifier is higher than the voltage output by the second output terminal of the rectifier. The position sensor is connected to the first and second output terminals of the rectifier, and a magnetic field signal detected by the position sensor is output by the third port.Type: GrantFiled: August 8, 2016Date of Patent: May 21, 2019Assignee: JOHNSON ELECTRIC INTERNATIONAL AGInventors: 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
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Publication number: 20190115857Abstract: 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: ApplicationFiled: April 10, 2018Publication date: April 18, 2019Inventors: 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