Patents by Inventor Hoi Him Ko

Hoi Him Ko 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).

  • Transducer device
    Patent number: 10591949
    Abstract: A transducer device including: a base platform; an annular support member mounted on a surface of the base platform, the annular support member having a first opening positioned adjacent the surface of the base platform and a second opening positioned away from the surface of the base platform along a rotation axis; an inner shaft mounted relative to the base platform and configured to extend away from the second opening of the annular support member and rotate relative to the annular support member about the rotation axis; an inner shaft detent mechanism located at least partially within the annular support member configured for releasably securing the inner shaft in a plurality of rotational positions corresponding to each of a plurality of detent positions of the inner shaft detent mechanism as the inner shaft is rotated about the rotation axis; an outer shaft including a passage extending along an elongate axis thereof configured for receiving the inner shaft therein so that the inner shaft and outer shaf
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: March 17, 2020
    Assignees: Defond Components Limited, Defond Electech Co., Ltd.
    Inventors: Cheng Chen Nieh, Hoi Him Ko
  • TRANSDUCER DEVICE
    Publication number: 20190086945
    Abstract: A transducer device including: a base platform; an annular support member mounted on a surface of the base platform, the annular support member having a first opening positioned adjacent the surface of the base platform and a second opening positioned away from the surface of the base platform along a rotation axis; an inner shaft mounted relative to the base platform and configured to extend away from the second opening of the annular support member and rotate relative to the annular support member about the rotation axis; an inner shaft detent mechanism located at least partially within the annular support member configured for releasably securing the inner shaft in a plurality of rotational positions corresponding to each of a plurality of detent positions of the inner shaft detent mechanism as the inner shaft is rotated about the rotation axis; an outer shaft including a passage extending along an elongate axis thereof configured for receiving the inner shaft therein so that the inner shaft and outer shaf
    Type: Application
    Filed: August 20, 2018
    Publication date: March 21, 2019
    Inventors: Cheng Chen Nieh, Hoi Him Ko