Patents by Inventor Hoipo Yu

Hoipo Yu 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).

  • Patent number: 10201222
    Abstract: A brush includes a brush head which comprises a brush support, and a plurality of brushing members integrally provided on the brush support, wherein the brushing members and the brush support are integrally formed together by heat treatment.
    Type: Grant
    Filed: July 27, 2015
    Date of Patent: February 12, 2019
    Inventors: Hoipo Yu, Jianxin Zhou
  • Publication number: 20160022026
    Abstract: A brush includes a brush head which comprises a brush support, and a plurality of brushing members integrally provided on the brush support, wherein the brushing members and the brush support are integrally formed together by heat treatment.
    Type: Application
    Filed: July 27, 2015
    Publication date: January 28, 2016
    Inventors: Hoipo YU, Jianxin ZHOU
  • Publication number: 20120304407
    Abstract: A brush for cleaning a surface of a cleaning object includes a brush body and a brush head unit connected to the brush body arranged for providing a brushing surface for cleaning the surface of the cleaning object in a gentle but effective manner, wherein the brush head unit comprises a plurality of bristle units aligned and connected in layer to formed the brush head unit, wherein each the bristle unit comprises a plurality of bristle members which are welded together to integrally forming the bristle unit, thereby a density and a distribution of the bristle members in the brush head unit are capable of being increased to a level at which gentle but effective cleaning is realized.
    Type: Application
    Filed: March 26, 2012
    Publication date: December 6, 2012
    Inventor: Hoipo YU
  • Publication number: 20110232016
    Abstract: A brush includes a brush head which comprises a brush support, and a plurality of brushing members integrally provided on the brush support, wherein the brushing members and the brush support are integrally formed together by heat treatment.
    Type: Application
    Filed: April 17, 2009
    Publication date: September 29, 2011
    Inventors: Hoipo Yu, Jianxin Zhou