Patents by Inventor Andy Chao

Andy Chao 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: 11633069
    Abstract: An easily modified bathing chair comprises: two side connecting pedestals, having a beam, two beam tubes and two leg tubes respectively; four legs which are fixed in the leg tubes of the two side connecting pedestals, respectively; a seat, having two front slides and two rear slides on a bottom thereof, wherein the two front slides each have a first seat positioning structure; and a long upper beam set and a short upper beam set, wherein either the long upper beam set or the short upper beam set is slidingly mounted on the seat and set between the beam tubes of the two side connecting pedestals, thereby it is achieved that a bathing chair of any of two types is assembled conveniently.
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: April 25, 2023
    Inventor: Andy Chao
  • Publication number: 20220175195
    Abstract: An easily modified bathing chair comprises: two side connecting pedestals, having a beam, two beam tubes and two leg tubes respectively; four legs which are fixed in the leg tubes of the two side connecting pedestals, respectively; a seat, having two front slides and two rear slides on a bottom thereof, wherein the two front slides each have a first seat positioning structure; and a long upper beam set and a short upper beam set, wherein either the long upper beam set or the short upper beam set is slidingly mounted on the seat and set between the beam tubes of the two side connecting pedestals, thereby it is achieved that a bathing chair of any of two types is assembled conveniently.
    Type: Application
    Filed: December 9, 2020
    Publication date: June 9, 2022
    Inventor: ANDY CHAO
  • Patent number: 9895029
    Abstract: A positioning system for seat of a bathing chair comprises: a bearing assembly, which is mounted at the bottom of a seat of a bathing chair and can glide on the upper girder, wherein the bearing assembly is hold on the top pin of the upper girder; an axle, which is rotatable in the said bearing assembly; and a swing element, which is mounted on the axle and makes the top pin retracted in the upper girder; wherein at the top of the bearing assembly there is a joint groove with an upward opening; wherein the axle is set in the joint groove through the opening of the joint groove of the bearing assembly; by the combination of the joint groove with the axle it is achieved that product yield is improved and assembly is set in the joint groove.
    Type: Grant
    Filed: December 16, 2015
    Date of Patent: February 20, 2018
    Inventor: Andy Chao
  • Publication number: 20170172353
    Abstract: A positioning system for seat of a bathing chair comprises: a bearing assembly, which is mounted at the bottom of a seat of a bathing chair and can glide on the upper girder, wherein the bearing assembly is hold on the top pin of the upper girder; an axis, which is rotatable in the said bearing assembly; and a swing element, which is mounted on the axis and makes the top pin retracted in the upper girder; wherein at the top of the bearing assembly there is a joint groove with an upward opening; wherein the axis is set in the joint groove through the opening of the joint groove of the bearing assembly; by the combination of the joint groove with the axis it is achieved that product yield is improved and assembly is set in the joint groove.
    Type: Application
    Filed: December 16, 2015
    Publication date: June 22, 2017
    Inventor: ANDY CHAO
  • Publication number: 20170099973
    Abstract: A scent pad for toilet floor cleaning comprises at least a main body; wherein the main body is made of material with absorption capacity, in plate shape with certain thickness, set around a toilet bowl on the floor, to keep toilet floor clean and dry easily, furthermore to deodorize and to avoid discoloration and permanent residual odor on the toilet floor, It has these advantages of simple design, convenient by usage and no safety concerts.
    Type: Application
    Filed: October 8, 2015
    Publication date: April 13, 2017
    Inventor: ANDY CHAO
  • Publication number: 20050028267
    Abstract: A bathroom seat has a frame that includes a pair of substantially straight bars and a pair of side members. The pair of substantially straight bars have opposed ends. The pair of side members each have a pair of openings on opposite sides. Each of the openings is adapted to receive an end of a different one of the bars.
    Type: Application
    Filed: August 8, 2003
    Publication date: February 10, 2005
    Inventor: Andy Chao