Patents by Inventor Jianhua Fan

Jianhua Fan 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: 20030038191
    Abstract: A micro irrigation dropper includes a head and a solid member, at least one groove disposed on the solid member. A snugle engage disposed on the solid member for connecting with the pipe tight enough. At least one groove being dispose on the head, or at least one notch/hole dispose on near the end of the pipe instead of the groove. The dropper can be sticked into wall of the pipe while change the shape of the head.While solid member being replaced by bristles, water flow between bristles.
    Type: Application
    Filed: August 20, 2002
    Publication date: February 27, 2003
    Inventor: Jianhua Fan
  • Publication number: 20030000036
    Abstract: A easy mop allows user to easily squeeze water out of it, meanwhile, saves user's power and keeps hands dry. The easy mop includes: a long handle with an extended arm of force either a bow portion or a handle, a mass of absorbent material, a sleeve with a twisting handle or a metal bar instead of the sleeve and twisting handle. While twisting the mop, one hand hole the twisting handle, another hand hold the bow or handle then turn around, the water being easily squeezed out of the mop.
    Type: Application
    Filed: January 16, 2002
    Publication date: January 2, 2003
    Inventor: Jianhua Fan
  • Publication number: 20020017056
    Abstract: A wheeled self-watering tray for a pot having bottom hole(s) includes a tray, a plurality of wheels, and a fluid sucking material. Each of the wheels has a connecting part to connect to the tray. The tray includes a side wall, a bottom wall, and a plurality of raised portions raised from a bottom wall or a side wall or both the bottom and side walls of the tray. The pot sits on the raised portions of the tray, and the accompanied fluid sucking material being inserted into a bottom hole of the pot and sucking fluid from the tray to the pot when it is in use.
    Type: Application
    Filed: September 7, 2001
    Publication date: February 14, 2002
    Inventor: Jianhua Fan
  • Publication number: 20010039758
    Abstract: A self-watering tray includes a plate and a leg. The leg is filled with a material which provides a fluid conduit capable of draining water or fluid from a plant pot or box into the plate and of sucking water from the plate to the plant pot or box when needed. The plant pot or box can be a conventional plant pot or box. The top end of the leg is inserted into the plant pot or box. In addition, a self-watering pot-shaped apparatus is disclosed to allow fluid to be sucked or drained from one section of the apparatus to another section of the apparatus. Further, the tray or pot-shaped apparatus includes air vents on its side walls. Various arrangements and configurations of the tray and pot/tray are implemented in the self-watering pot-shaped apparatus.
    Type: Application
    Filed: May 25, 2000
    Publication date: November 15, 2001
    Inventor: Jianhua Fan
  • Patent number: 6293505
    Abstract: A bagger apparatus includes a platform having an opening proximate a center of the platform and a bag holder being retained by the platform proximate the opening of the platform. In use, a bag having an opening is held by the bag holder. The opening of the bag is aligned to the opening of the platform. The platform has a wider area than the opening of the bag such that an object received by the platform can be led to the bag via the opening of the platform and the opening of the bag.
    Type: Grant
    Filed: October 29, 1999
    Date of Patent: September 25, 2001
    Inventor: Jianhua Fan
  • Patent number: 6254012
    Abstract: A seeping irrigation system has one or more tubes or conduits, and one or more strings or threads. Each string or thread connects the tube(s) or conduit(s) by passing through the wall of tubes or conduits. At inside of tubes or conduits, the inside parts of strings or threads touch with fluid, then the fluid is seeped out through strings or threads. The parts of strings or threads at outside touch a plant material such as soil etc., so that the seeped out fluid goes into the plant material such as soil for plants use. One end of tubes or conduits has been stopped, and the second end of the tubes or conduits connects to the source of fluid.
    Type: Grant
    Filed: February 10, 1999
    Date of Patent: July 3, 2001
    Inventor: Jianhua Fan
  • Patent number: 6131334
    Abstract: A self-watering tray includes a plate and a leg. The leg is filled with a material which provides a fluid conduit capable of draining water or fluid from a plant pot or box into the plate and of sucking water from the plate to the plant pot or box when needed. The plant pot or box can be a conventional plant pot or box. The top end of the leg is inserted into the plant pot or box. In addition, a self-watering pot-shaped apparatus is disclosed to allow fluid to be sucked or drained from one section of the apparatus to another section of the apparatus. Further, the tray or pot-shaped apparatus includes air vents on its side walls. Various arrangements and configurations of the tray and pot/tray are implemented in the self-watering pot-shaped apparatus.
    Type: Grant
    Filed: December 9, 1998
    Date of Patent: October 17, 2000
    Inventor: Jianhua Fan
  • Patent number: 5979842
    Abstract: A bagger, with a wide opening formed by a flexible platform to receive leaves and lead the leaves into the bag, has a closed frame with projecting frame members outwardly and upwardly for supporting the flexible platform and a bag holder on top of the frame to hold the bag in an open position to store the leaves received from the flexible platform.
    Type: Grant
    Filed: May 8, 1998
    Date of Patent: November 9, 1999
    Inventor: Jianhua Fan
  • Patent number: D436887
    Type: Grant
    Filed: April 13, 1999
    Date of Patent: January 30, 2001
    Inventor: Jianhua Fan
  • Patent number: D450011
    Type: Grant
    Filed: May 25, 2000
    Date of Patent: November 6, 2001
    Inventor: Jianhua Fan
  • Patent number: D456307
    Type: Grant
    Filed: May 25, 2000
    Date of Patent: April 30, 2002
    Inventor: Jianhua Fan
  • Patent number: D460020
    Type: Grant
    Filed: May 25, 2000
    Date of Patent: July 9, 2002
    Inventor: Jianhua Fan
  • Patent number: D460021
    Type: Grant
    Filed: May 26, 2000
    Date of Patent: July 9, 2002
    Inventor: Jianhua Fan
  • Patent number: D460717
    Type: Grant
    Filed: May 25, 2000
    Date of Patent: July 23, 2002
    Inventor: Jianhua Fan
  • Patent number: D468662
    Type: Grant
    Filed: September 21, 2001
    Date of Patent: January 14, 2003
    Inventor: Jianhua Fan
  • Patent number: D468663
    Type: Grant
    Filed: September 12, 2001
    Date of Patent: January 14, 2003
    Inventor: Jianhua Fan