Patents by Inventor Chao Yen LIEW

Chao Yen LIEW 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).

  • Vibratory treatment apparatus
    Patent number: 10369674
    Abstract: Vibratory treatment apparatus including a first receptacle arranged to receive media for vibratory treatment of the article, the first receptacle defining a first aperture; and a first valve positioned at the first aperture of the first receptacle, the first valve being arranged to allow passage of the article there through and to prevent the flow of media through the first aperture.
    Type: Grant
    Filed: May 23, 2017
    Date of Patent: August 6, 2019
    Assignees: ROLLS-ROYCE plc, ROLLS-ROYCE DEUTSCHLAND LTD & CO KG, ROLLS-ROYCE MARINE AS
    Inventors: João Paulo Siqueira Cezario, Chow Cher Wong, Dennis Tan Cheng Cheh, Wei Chuen Wallace Ong, Goetz G Feldmann, Ampara Aramcharoen, Kok Li Tan, Chao Yen Liew
  • Vibratory finishing apparatus, fixtures and method
    Patent number: 10166651
    Abstract: Vibratory finishing apparatus comprising: a receptacle to receive media; a first fixture to: support an object within the receptacle; and move the object relative to the receptacle in at least a first direction; and a first guide to move relative to the receptacle to direct movement of the media within the receptacle to a predetermined part of the object.
    Type: Grant
    Filed: May 10, 2016
    Date of Patent: January 1, 2019
    Assignee: ROLLS-ROYCE plc
    Inventors: Yebing Tian, Chow Cher Wong, Wallace Ong, Chao Yen Liew, Luke Robinson
  • VIBRATORY TREATMENT APPARATUS
    Publication number: 20170348818
    Abstract: Vibratory treatment apparatus including a first receptacle arranged to receive media for vibratory treatment of the article, the first receptacle defining a first aperture; and a first valve positioned at the first aperture of the first receptacle, the first valve being arranged to allow passage of the article there through and to prevent the flow of media through the first aperture.
    Type: Application
    Filed: May 23, 2017
    Publication date: December 7, 2017
    Applicants: ROLLS-ROYCE plc, ROLLS-ROYCE DEUTSCHLAND LTD & CO KG, ROLLS-ROYCE MARINE AS
    Inventors: João Paulo Siqueira CEZARIO, Chow Cher WONG, Dennis TAN CHENG CHEH, Wei Chuen Wallace ONG, Goetz G. FELDMANN, Ampara ARAMCHAROEN, Kok Li TAN, Chao Yen LIEW
  • VIBRATORY FINISHING APPARATUS, FIXTURES AND METHOD
    Publication number: 20160346896
    Abstract: Vibratory finishing apparatus comprising: a receptacle to receive media; a first fixture to: support an object within the receptacle; and move the object relative to the receptacle in at least a first direction; and a first guide to move relative to the receptacle to direct movement of the media within the receptacle to a predetermined part of the object.
    Type: Application
    Filed: May 10, 2016
    Publication date: December 1, 2016
    Applicant: ROLLS-ROYCE plc
    Inventors: Yebing TIAN, Chow Cher WONG, Wallace ONG, Chao Yen LIEW, Luke ROBINSON