Patents by Inventor Yi-Wei LIAO

Yi-Wei 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).

  • Publication number: 20220031877
    Abstract: A cleaning and sterilizing device includes an ultrasonic cleaner, a top cover and an ultraviolet lamp. The ultrasonic cleaner has a cleaning tank for performing ultrasonic cleaning process to objects. The top cover is disposed on the opening of the cleaning tank and removable at any time. The ultraviolet lamp is installed on the bottom surface of the top cover and directly faces the cleaning tank for providing sterilization effect to the object in the cleaning tank. Therefore, the cleaning and sterilizing device of the present invention is optional to clean the object by ultrasonic cleaning or sterilize the object by irradiating it by the ultraviolet lamp, thereby attaining the objective of thorough cleaning and sterilization. Besides, the top cover with the detachable design brings convenience for adding or pouring the water in the cleaning tank, thereby increasing the usage convenience.
    Type: Application
    Filed: August 3, 2020
    Publication date: February 3, 2022
    Inventor: YI-WEI LIAO
  • Patent number: 11124224
    Abstract: An electric power steering system includes a housing, a ball screw, a motor, an angular position sensor and a computing unit. The ball screw includes a nut and a threaded shaft. The motor is disposed in the housing and connected to the nut and includes a bushing and a metal component. The metal component is fixed on the bushing and includes a central portion, a first wing portion and a second wing portion. The first wing portion and the second wing portion are disposed on an outer circumferential surface of the central portion. The angular position sensor is disposed in the housing and fixed relative to the housing. The angular position sensor includes a first sensing unit and a second sensing unit. The computing unit is electrically connected to the first sensing unit and the second sensing unit.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: September 21, 2021
    Assignee: HIWIN TECHNOLOGIES CORP.
    Inventors: Eric Wang, Yi-Wei Liao, Cheng-Che Ho
  • Publication number: 20210155284
    Abstract: An electric power steering system includes a housing, a ball screw, a motor, an angular position sensor and a computing unit. The ball screw includes a nut and a threaded shaft. The motor is disposed in the housing and connected to the nut and includes a bushing and a metal component. The metal component is fixed on the bushing and includes a central portion, a first wing portion and a second wing portion. The first wing portion and the second wing portion are disposed on an outer circumferential surface of the central portion. The angular position sensor is disposed in the housing and fixed relative to the housing. The angular position sensor includes a first sensing unit and a second sensing unit. The computing unit is electrically connected to the first sensing unit and the second sensing unit.
    Type: Application
    Filed: November 27, 2019
    Publication date: May 27, 2021
    Inventors: Eric Wang, Yi-Wei Liao, Cheng-Che Ho
  • Patent number: 10611399
    Abstract: A method of evaluating the health status of belt drive in electric power steering system by detecting the occurrence of sliding teeth in the electric power steering system and the frequency of occurrence and the output of the motor. In this way, the user really knows the belt drive health of the electric power steering system.
    Type: Grant
    Filed: January 8, 2018
    Date of Patent: April 7, 2020
    Assignee: HIWIN TECHNOLOGIES CORP.
    Inventors: Eric Wang, Yi-Wei Liao, Chun-Yu Huang, Ming-Si Yan, Hsin-Fu Wang
  • Publication number: 20190210639
    Abstract: A method of evaluating the health status of belt drive in electric power steering system by detecting the occurrence of sliding teeth in the electric power steering system and the frequency of occurrence and the output of the motor. In this way, the user really knows the belt drive health of the electric power steering system.
    Type: Application
    Filed: January 8, 2018
    Publication date: July 11, 2019
    Inventors: Eric WANG, Yi-Wei LIAO, Chun-Yu HUANG, Ming-Si YAN, Hsin-Fu WANG
  • Publication number: 20150143957
    Abstract: A watch winder case is disclosed to include two opposite end plates connected to each other through two first support bars and two second support bars. Two first side plates are respectively abutted and inserted between one of the two first support bars and one of the two second support bars, and a second side plate is abutted and inserted between the two second support bars. Thus, the structural strength and structural stability of the watch winder case can be enhanced.
    Type: Application
    Filed: November 25, 2013
    Publication date: May 28, 2015
    Applicant: Gooten Innolife Corporation
    Inventors: Yi-Wei LIAO, Shang-Yi LIU