Patents by Inventor Kevin R. Kretsch

Kevin R. Kretsch 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).

  • METHOD AND SYSTEM FOR CONTROLLING WEEDS
    Publication number: 20220030768
    Abstract: A weed control system for a body of water can include a rotatable vertically oriented shaft mounted proximate the body of water; an elongate horizontally oriented support member mounted to the vertically oriented shaft and suspended over the water; a rake suspended from the support member by a flexible line; and an oscillating motor for rotating the vertically oriented shaft and the elongate support member such that the rake moves in a repeating pattern through the body of water.
    Type: Application
    Filed: July 29, 2020
    Publication date: February 3, 2022
    Inventor: Kevin R. Kretsch
  • SYSTEM AND METHOD FOR APPLICATION OF A SUBSTANCE TO A BODY OF WATER
    Publication number: 20150344336
    Abstract: An apparatus includes a remote control boat and a dispenser mounted to the remote control boat.
    Type: Application
    Filed: December 30, 2014
    Publication date: December 3, 2015
    Inventors: Kevin R. Kretsch, Paul B. Kretsch, Brian K. Kretsch
  • Method and system to control weeds
    Patent number: 7000372
    Abstract: A weed control system for a body of water which includes a weed contacting member suspendable within the body of water proximate a bed of weeds and a drive member for automatically moving the weed contacting member repeatedly over the bed of weeds such that the weed contacting member repeatedly brushes against any weeds in the bed of weeds.
    Type: Grant
    Filed: January 22, 2002
    Date of Patent: February 21, 2006
    Assignee: Lake Restoration, Inc.
    Inventor: Kevin R. Kretsch
  • Retractable fence having a line dispenser
    Patent number: 6626391
    Abstract: A line dispenser for a retractable fence which includes a housing for holding a spool of line, the housing having a hole for communicating the line outside the housing; a crank for rotating the spool to bring the line into the housing through the hole; and a tube located within the hole. The line extends through the tube so that the tube applies a tension on the line as the line is reeled in and pulled out of the housing. This device provides a fence which is substantially tangle-free as the line is reeled into and pulled out of the housing.
    Type: Grant
    Filed: May 21, 2001
    Date of Patent: September 30, 2003
    Assignee: Lake Restoration, Inc.
    Inventors: Kevin R. Kretsch, Alan W Cibuzar
  • Method and system to control weeds
    Publication number: 20030136096
    Abstract: A weed control system for a body of water which includes a weed contacting member suspendable within the body of water proximate a bed of weeds and a drive member for automatically moving the weed contacting member repeatedly over the bed of weeds such that the weed contacting member repeatedly brushes against any weeds in the bed of weeds.
    Type: Application
    Filed: January 22, 2002
    Publication date: July 24, 2003
    Inventor: Kevin R. Kretsch
  • Retractable fence having a line dispenser
    Publication number: 20020171002
    Abstract: A line dispenser for a retractable fence which includes a housing for holding a spool of line, the housing having a hole for communicating the line outside the housing; a crank for rotating the spool to bring the line into the housing through the hole; and a tube located within the hole. The line extends through the tube so that the tube applies a tension on the line as the line is reeled in and pulled out of the housing. This device provides a fence which is substantially tangle-free as the line is reeled into and pulled out of the housing.
    Type: Application
    Filed: May 21, 2001
    Publication date: November 21, 2002
    Applicant: Lake Restoration, Inc.
    Inventors: Kevin R. Kretsch, Alan W. Cibuzar