Patents by Inventor Robert Nytko

Robert Nytko 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: 7825067
    Abstract: A landscaping film, including a film sheet having a plurality of perforations defined therethough and discrete deposits of a weed control agent at locations on the film corresponding to the locations of the perforations.
    Type: Grant
    Filed: January 5, 2005
    Date of Patent: November 2, 2010
    Assignee: Dalen Products, Inc.
    Inventors: E. Neal Caldwell, Robert Nytko
  • Publication number: 20030080563
    Abstract: Disclosed herein is an improved system and method for connecting a first piece of plumbing, such as but not limited to a valve, to a second piece of plumbing. The first piece of plumbing has a male threaded fitting formed about an opening. The second piece of plumbing has an open end with a connecting member attached. The connecting member has a flange, and behind the flange is a flange nut having female threading extending over the flange. The pieces of plumbing are connected as the flange nut screwably engages the male threaded fitting.
    Type: Application
    Filed: October 24, 2002
    Publication date: May 1, 2003
    Inventors: Dennis Roberts, Robert Nytko, Dale Hansen
  • Patent number: 6460701
    Abstract: A container device useful for selling nozzle heads for an irrigation system having various vertical sprinklers is disclosed. The container device has a tubular cylinder with an attachment end, an opposite open end and an exterior surface. The tubular cylinder is made of plastic and the attachment end is attached to a nozzle head. The nozzle head has a cylindrical base which mates with the attachment end of the tubular cylinder via a contact fit or screw-in threads. A debris screen for use with the nozzle head is fit within the tubular cylinder. The combination tubular cylinder and nozzle head allows inexpensive and simple packaging for the nozzle heads. The container device may be put on retail display with a gravity feed dispenser allowing dispensing of single containers for a consumer.
    Type: Grant
    Filed: August 25, 2000
    Date of Patent: October 8, 2002
    Assignee: L. R. Nelson
    Inventor: Robert Nytko
  • Patent number: D446116
    Type: Grant
    Filed: August 8, 2000
    Date of Patent: August 7, 2001
    Assignee: L. R. Nelson Corporation
    Inventor: Robert Nytko
  • Patent number: D1082167
    Type: Grant
    Filed: January 11, 2024
    Date of Patent: July 1, 2025
    Assignee: Radio Systems Corporation
    Inventors: Robert Nytko, Weimin Bai, Feng Liu
  • Patent number: D1125731
    Type: Grant
    Filed: May 1, 2024
    Date of Patent: May 5, 2026
    Assignee: Radio Systems Corporation
    Inventors: Brent A. Goetzl, Nicholas D. Renecle, Robert Nytko