Patents by Inventor Hsiao-Chang Yao

Hsiao-Chang Yao 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).

  • Publication number: 20160038356
    Abstract: A wheel chair with urinal device includes a wheel chair a cushion connected thereto and the cushion has a hole. A drain pan with a slanted bottom wall is removably located beneath the cushion and a drain hole is defined through the lower front end of the slanted bottom wall. Multiple outlets defined in the support frame communicate with the space above the slanted bottom wall. A box is removably attached to the rear side of the backrest and has a collection unit and a cleaning unit received therein. The cleaning unit provides detergent to clean and flush the waste in the drain pan and collected in the collection unit. The user activates and controls the cleaning unit by operating a cleaning switch on the armrest.
    Type: Application
    Filed: October 20, 2015
    Publication date: February 11, 2016
    Inventors: JEN-HUO YAO, LIANG-CHU YAO, HSIAO-CHANG YAO, ZAI-FU YAO, CHIH-MIN YAO
  • Publication number: 20150157063
    Abstract: A pair of pants for a person with limited mobility, which is convenient for the person sitting in a urinal chair to urinate, includes a pants body and a zipper. The pants body has a waistband, two pants legs, a crotch and an opening defined between the waistband and the crotch of the pants body. The zipper has two rows of teeth at two opposite edges of the opening and a zipper head moving along the two rows of the teeth. The zipper head is pulled to move upwardly from the crotch to the waistband of the pants body to open the zipper. Therefore, when the zipper head is positioned at the waistband of the pants body, the zipper is fully opened; in contrast, when the zipper head is positioned at the crotch of the pants body, the zipper is fully closed.
    Type: Application
    Filed: December 10, 2013
    Publication date: June 11, 2015
    Inventors: Hsiao-Chang Yao, Liang-Chu Yao, Chih-Min Yao, Zai-Fu Yao, Jen-Huo Yao
  • Publication number: 20140352050
    Abstract: A urinal chair includes a chair body and a urinal device. The chair body has a seat supporting frame defining an open seat area. The urinal device includes a top open drain pan, a cushion, a container and a cleaning device. The drain pan is supportably mounted upon the seat supporting frame of the chair body to fit in the open seat area of the chair body. The drain pan is slanted to drain toward a drainage aperture therein. The cushion is fit over the drain pan and defines a hole to permit drainage through the cushion to the drain pan. The container is disposed under the drain pan to collect liquid from the drain pan. Moreover, the cleaning device includes a cistern and a spout connected to the cistern. The spout is directed toward the drain pan for cleaning the drain pan with water stored in the cistern.
    Type: Application
    Filed: May 28, 2013
    Publication date: December 4, 2014
    Inventors: Jen-Huo Yao, Liang-Chu Yao, Hsiao-Chang Yao, Zai-Fu Yao, Chih-Min Yao
  • Patent number: 7884568
    Abstract: A portable electronic device comprises a main body, a lens module and a solar panel. The main body comprises a battery pack and a photosensitive element. The lens module is connected with the main body. The solar panel is disposed between the photosensitive element and the lens module, and the solar panel is electrically connected with the battery pack. The solar panel is able to receive the light focused by the lens module and convert the light into electricity to supply to the battery pack.
    Type: Grant
    Filed: January 30, 2008
    Date of Patent: February 8, 2011
    Assignee: Altek Corporation
    Inventor: Hsiao-Chang Yao
  • Publication number: 20090085513
    Abstract: A portable electronic device comprises a main body, a lens module and a solar panel. The main body comprises a battery pack and a photosensitive element. The lens module is connected with the main body. The solar panel is disposed between the photosensitive element and the lens module, and the solar panel is electrically connected with the battery pack. The solar panel is able to receive the light focused by the lens module and convert the light into electricity to supply to the battery pack.
    Type: Application
    Filed: January 30, 2008
    Publication date: April 2, 2009
    Inventor: Hsiao-Chang Yao