Patents by Inventor Wai-Wah Yiu

Wai-Wah Yiu 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).

  • ABRASIVE DRUM ASSEMBLY AND COSMETIC DEVICE WITH ABRASIVE DRUM ASSEMBLY
    Publication number: 20150150353
    Abstract: A cosmetic device is provided. The cosmetic device includes a housing; a drum assembly rotatably coupled to the housing, the drum assembly including an abrasive outer surface and a deformable portion disposed below the abrasive outer surface; and a drive system configured to rotate the drum assembly relative to the housing.
    Type: Application
    Filed: January 28, 2015
    Publication date: June 4, 2015
    Applicant: Soft Lines International, Ltd.
    Inventor: Wai Wah Yiu
  • DRUM ASSEMBLY, COSMETIC DEVICE WITH DRUM ASSEMBLY, AND BATTERY COMPARTMENT FOR COSMETIC DEVICE
    Publication number: 20150150352
    Abstract: A cosmetic device is provided. The cosmetic device includes a housing; a drum assembly rotatably coupled to the housing, the drum assembly including an abrasive outer surface and a deformable portion disposed below the abrasive outer surface; and a drive system configured to rotate the drum assembly relative to the housing.
    Type: Application
    Filed: September 5, 2014
    Publication date: June 4, 2015
    Applicant: SOFT LINES INTERNATIONAL, LTD.
    Inventor: Wai Wah Yiu
  • HANDHELD EXFOLIATING DEVICE
    Publication number: 20140025091
    Abstract: A skin removal device includes a housing having a handle portion, a drum assembly coupled to the handle portion and including a drum, the drum having an abrasive outer surface configured to abrade skin of a user during rotation of the drum, and an electromechanical drive system disposed at least partially within the housing and configured to rotate the drum. The drum assembly is moveable in a lateral direction relative to the handle portion to enable insertion and removal of the drum assembly.
    Type: Application
    Filed: September 24, 2013
    Publication date: January 23, 2014
    Applicant: Soft Lines International, Ltd.
    Inventor: Wai Wah Yiu
  • Cosmetic device
    Patent number: D692181
    Type: Grant
    Filed: March 18, 2013
    Date of Patent: October 22, 2013
    Assignee: Soft Lines International, Ltd.
    Inventor: Wai Wah Yiu
  • Cosmetic device
    Patent number: D701648
    Type: Grant
    Filed: December 21, 2012
    Date of Patent: March 25, 2014
    Assignee: Forstar Limited
    Inventor: Wai Wah Yiu
  • Accessory for a cosmetic device
    Patent number: D706487
    Type: Grant
    Filed: October 2, 2012
    Date of Patent: June 3, 2014
    Assignee: Forstar Limited
    Inventor: Wai Wah Yiu
  • Cosmetic device
    Patent number: D706986
    Type: Grant
    Filed: September 26, 2013
    Date of Patent: June 10, 2014
    Assignee: Soft Lines International, Ltd.
    Inventor: Wai Wah Yiu
  • Skin removal device
    Patent number: D709650
    Type: Grant
    Filed: June 5, 2013
    Date of Patent: July 22, 2014
    Assignee: Soft Lines International, Ltd.
    Inventor: Wai Wah Yiu
  • Cosmetic device
    Patent number: D715493
    Type: Grant
    Filed: October 19, 2012
    Date of Patent: October 14, 2014
    Assignee: Soft Lines International, Ltd.
    Inventor: Wai Wah Yiu
  • Attachment for cosmetic device
    Patent number: D715495
    Type: Grant
    Filed: July 1, 2013
    Date of Patent: October 14, 2014
    Assignee: Soft Lines International, Ltd.
    Inventor: Wai Wah Yiu
  • Cartridge for cosmetic device
    Patent number: D726372
    Type: Grant
    Filed: September 19, 2014
    Date of Patent: April 7, 2015
    Assignee: Soft Lines International, Ltd.
    Inventor: Wai Wah Yiu
  • Cosmetic device
    Patent number: D733965
    Type: Grant
    Filed: July 25, 2014
    Date of Patent: July 7, 2015
    Assignee: SOFT LINES INTERNATIONAL, LTD.
    Inventor: Wai Wah Yiu
  • Cosmetic sanding device
    Patent number: D736999
    Type: Grant
    Filed: February 28, 2014
    Date of Patent: August 18, 2015
    Assignee: FORSTAR LIMITED
    Inventor: Wai Wah Yiu
  • Cosmetic device
    Patent number: D737517
    Type: Grant
    Filed: April 21, 2014
    Date of Patent: August 25, 2015
    Assignee: SOFT LINES INTERNATIONAL, LTD.
    Inventor: Wai Wah Yiu
  • Cartridge for cosmetic device
    Patent number: D737518
    Type: Grant
    Filed: April 17, 2014
    Date of Patent: August 25, 2015
    Assignee: SOFT LINES INTERNATIONAL, LTD.
    Inventor: Wai Wah Yiu
  • Cartridge for cosmetic device
    Patent number: D737519
    Type: Grant
    Filed: April 17, 2014
    Date of Patent: August 25, 2015
    Assignee: SOFT LINES INTERNATIONAL, LTD.
    Inventor: Wai Wah Yiu
  • Attachment for cosmetic device
    Patent number: D737520
    Type: Grant
    Filed: September 5, 2014
    Date of Patent: August 25, 2015
    Assignee: SOFT LINES INTERNATIONAL, LTD.
    Inventor: Wai Wah Yiu
  • Skin removal device
    Patent number: D738043
    Type: Grant
    Filed: July 21, 2014
    Date of Patent: September 1, 2015
    Assignee: SOFT LINES INTERNATIONAL, LTD.
    Inventor: Wai Wah Yiu
  • Cosmetic device
    Patent number: D739080
    Type: Grant
    Filed: February 7, 2014
    Date of Patent: September 15, 2015
    Assignee: FORSTAR LIMITED
    Inventor: Wai Wah Yiu
  • Cartridge for cosmetic device
    Patent number: D753343
    Type: Grant
    Filed: April 3, 2015
    Date of Patent: April 5, 2016
    Assignee: SOFT LINES INTERNATIONAL,LTD.
    Inventor: Wai Wah Yiu