Patents by Inventor Duane Erickson

Duane Erickson 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: 8263038
    Abstract: A method for controlling volatiles in recycled carbon black, such as from pyrolysis of tires, includes deagglomerating the recycled carbon black to substantially reduce the carbon black particle size and impinging an air current on the carbon black particles, preferably in a countercurrent direction, to increase the processing temperature and thereby enhance the release of volatiles. Associated apparatus is disclosed.
    Type: Grant
    Filed: March 7, 2007
    Date of Patent: September 11, 2012
    Assignee: Delta-energy Holdings, LLC
    Inventors: Daniel Steinmeyer, Alan Levine, Duane Erickson
  • Publication number: 20100003170
    Abstract: A method for controlling volatiles in recycled carbon black, such as from pyrolysis of tires, includes deagglomerating the recycled carbon black to substantially reduce the carbon black particle size and impinging an air current on the carbon black particles, preferably in a countercurrent direction, to increase the processing temperature and thereby enhance the release of volatiles. Associated apparatus is disclosed.
    Type: Application
    Filed: August 11, 2009
    Publication date: January 7, 2010
    Inventors: Daniel Steinmeyer, Alan Levine, Duane Erickson
  • Patent number: 7481208
    Abstract: A toy for use in forming and throwing snowballs and including an interiorly patterned cup portion to loosen packed snowballs that could injure a person targeted with the discharging snowball; a smooth inner bore adjacent the discharge end of the cup; a hollow handle with control holes to be opened and closed to increase throwing accuracy, and for use in bugling; a handle knob to provide for better grasping of the toy during throwing of a formed snowball, and including an open end to serve as a mouthpiece when the toy is used as a bugling-type noise maker.
    Type: Grant
    Filed: June 26, 2006
    Date of Patent: January 27, 2009
    Inventor: Duane Erickson
  • Publication number: 20070295317
    Abstract: A toy for use in forming and throwing snowballs and including an interiorly patterned cup portion to loosen packed snowballs that could injure a person targeted with the discharging snowball; a smooth inner bore adjacent the discharge end of the cup; a hollow handle with control holes to be opened and closed to increase throwing accuracy, and for use in bugling; a handle knob to provide for better grasping of the toy during throwing of a formed snowball, and including an open end to serve as a mouthpiece when the toy is used as a bugling-type noise maker.
    Type: Application
    Filed: June 26, 2006
    Publication date: December 27, 2007
    Inventor: Duane Erickson
  • Publication number: 20070286779
    Abstract: A method for controlling volatiles in recycled carbon black, such as from pyrolysis of tires, includes deagglomerating the recycled carbon black to substantially reduce the carbon black particle size and impinging an air current on the carbon black particles, preferably in a countercurrent direction, to increase the processing temperature and thereby enhance the release of volatiles. Associated apparatus is disclosed.
    Type: Application
    Filed: March 7, 2007
    Publication date: December 13, 2007
    Inventors: Daniel Steinmeyer, Alan Levine, Duane Erickson
  • Patent number: 4927478
    Abstract: A method and apparatus for fletching arrows wherein fletching guides are positioned adjacent an end of an arrow shaft and feathered or simulated feather fletchings are positioned on the shaft in accordance with the fletching guides; with the fletchings being integral with the fletching guide or attachable thereto with contact adhesives on edges of the fletchings.
    Type: Grant
    Filed: May 15, 1989
    Date of Patent: May 22, 1990
    Inventor: Duane Erickson
  • Patent number: D549789
    Type: Grant
    Filed: June 26, 2006
    Date of Patent: August 28, 2007
    Inventor: Duane Erickson