Patents by Inventor Michael D. Sayen

Michael D. Sayen 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: 4621770
    Abstract: A portable plant spraying/watering device includes a reservoir holding liquid to be dispensed, a hand-held dispensing device, and structure for delivering the liquid to the dispensing device. The dispensing device includes a housing, first and second variable flow valves fluidly connected to the liquid-delivering structure, a spray nozzle fluidly connected to the first valve, and a stream nozzle fluidly connected to the second valve, so that the liquid may be dispensed in spray or stream form selectively by opening the first or second valve, respectively.
    Type: Grant
    Filed: January 6, 1984
    Date of Patent: November 11, 1986
    Inventor: Michael D. Sayen