Propeller Patents (Class D12/214)
  • Rudder trailer hitch cover
    Patent number: 7455311
    Abstract: A Rudder Hitch Cover that simulates a sailboats rudder assembly in appearance and motion. The Rudder Hitch Cover attaches to a vehicles trailer hitch in such a way as to be easily removable. The rudder blade bracket (24) may swing side to side in response to the vehicles motion. The rudder blade (30) may rotate up if contacted by a fixed object such as a curb or speed bump.
    Type: Grant
    Filed: February 7, 2006
    Date of Patent: November 25, 2008
    Inventor: Frederick Robert Moore
  • Marine propeller with thrust edges
    Patent number: D442906
    Type: Grant
    Filed: December 17, 1999
    Date of Patent: May 29, 2001
    Inventor: David Prokop
  • Propeller
    Patent number: D457850
    Type: Grant
    Filed: July 6, 2001
    Date of Patent: May 28, 2002
    Assignee: EMU Unterwasserpumpen GmbH
    Inventor: Peter Rietsch
  • Propeller
    Patent number: D459285
    Type: Grant
    Filed: July 6, 2001
    Date of Patent: June 25, 2002
    Assignee: EMU Unterwasserpumpen GmbH
    Inventor: Peter Rietsch
  • Propeller screen guard
    Patent number: D536295
    Type: Grant
    Filed: July 6, 2005
    Date of Patent: February 6, 2007
    Inventor: George Norman
  • Universal propeller guard
    Patent number: D536296
    Type: Grant
    Filed: July 14, 2005
    Date of Patent: February 6, 2007
    Inventor: George Norman
  • Ultimate propeller guard
    Patent number: D537028
    Type: Grant
    Filed: July 14, 2005
    Date of Patent: February 20, 2007
    Inventor: George Norman
  • Propeller screen guard
    Patent number: D553551
    Type: Grant
    Filed: July 6, 2005
    Date of Patent: October 23, 2007
    Assignee: Enviroprop Corporation
    Inventor: George Norman
  • Boat propeller
    Patent number: D560154
    Type: Grant
    Filed: December 15, 2006
    Date of Patent: January 22, 2008
    Inventor: Daniel R. Aplin, Jr.
  • Propeller guard bumper guard rail
    Patent number: D562209
    Type: Grant
    Filed: June 25, 2005
    Date of Patent: February 19, 2008
    Assignee: Enviroprop Corporation
    Inventors: George Norman, Thomas Peterson
  • Propeller guard bumper guard rail
    Patent number: D562210
    Type: Grant
    Filed: July 10, 2005
    Date of Patent: February 19, 2008
    Assignee: Enviroprop Corporation
    Inventors: George Norman, Thomas Peterson
  • Universal propeller guard
    Patent number: D562211
    Type: Grant
    Filed: July 25, 2005
    Date of Patent: February 19, 2008
    Assignee: Enviroprop Corporation
    Inventor: George Norman
  • Universal propeller guard
    Patent number: D562212
    Type: Grant
    Filed: August 20, 2005
    Date of Patent: February 19, 2008
    Assignee: Enviroprop Corporation
    Inventor: George Norman
  • Propeller guard
    Patent number: D562213
    Type: Grant
    Filed: August 20, 2005
    Date of Patent: February 19, 2008
    Assignee: Envirprop Corporation
    Inventor: George Norman
  • Universal propeller guard
    Patent number: D562214
    Type: Grant
    Filed: August 20, 2005
    Date of Patent: February 19, 2008
    Assignee: Enviroprop Corporation
    Inventor: George Norman
  • Propeller
    Patent number: D562215
    Type: Grant
    Filed: January 4, 2007
    Date of Patent: February 19, 2008
    Assignee: Torqeedo GmbH
    Inventor: Reinhard Schulze
  • Boat propeller
    Patent number: D575219
    Type: Grant
    Filed: December 5, 2007
    Date of Patent: August 19, 2008
    Inventor: Marshall Duffield
  • Propeller
    Patent number: D576538
    Type: Grant
    Filed: January 4, 2007
    Date of Patent: September 9, 2008
    Assignee: Torqeedo GmbH
    Inventor: Reinhard Schulze
  • Screw propeller
    Patent number: D576539
    Type: Grant
    Filed: November 16, 2007
    Date of Patent: September 9, 2008
    Assignee: ITT Manufacturing Enterprises Inc.
    Inventors: Tatjana Tymark, Anna Vågman, Per Strinning
  • Screw propeller component
    Patent number: D576540
    Type: Grant
    Filed: November 16, 2007
    Date of Patent: September 9, 2008
    Assignee: ITT Manufacturing Enterprises Inc.
    Inventors: Tatjana Tymark, Anna Vågman, Per Strinning
  • Propulsion rotor
    Patent number: D576541
    Type: Grant
    Filed: February 29, 2008
    Date of Patent: September 9, 2008
    Inventor: Taras Kiceniuk, Jr.
  • Screw propeller component
    Patent number: D578460
    Type: Grant
    Filed: November 16, 2007
    Date of Patent: October 14, 2008
    Assignee: ITT Manufacturing Enterprises Inc.
    Inventors: Tatjana Tymark, Anna Vågman, Per Strinning
  • Propeller guard
    Patent number: D579400
    Type: Grant
    Filed: August 20, 2005
    Date of Patent: October 28, 2008
    Assignee: Enviroprop Corporation
    Inventor: George Norman
  • Positively engaging tank mount integrally formed within a seat back
    Patent number: D601076
    Type: Grant
    Filed: November 7, 2008
    Date of Patent: September 29, 2009
    Inventor: Michael P. Ziaylek
  • Automobile hitch cover
    Patent number: D401194
    Type: Grant
    Filed: October 15, 1996
    Date of Patent: November 17, 1998
    Inventor: Cary J. Harwood
  • Trans-velocity paddle
    Patent number: D658563
    Type: Grant
    Filed: April 21, 2010
    Date of Patent: May 1, 2012
    Assignee: United Ship Design and Development Center
    Inventors: Jeng-Lih Hwang, Ching-Ya Hsin, Shang-Sheng Chin
  • Propeller shroud defining water flow ducts
    Patent number: D416535
    Type: Grant
    Filed: February 23, 1998
    Date of Patent: November 16, 1999
    Inventor: Keith M. Rudofsky
  • Propeller shroud
    Patent number: D419518
    Type: Grant
    Filed: March 23, 1999
    Date of Patent: January 25, 2000
    Inventor: Serge Harrison
  • Propeller guard having maneuvering vanes
    Patent number: D424503
    Type: Grant
    Filed: February 23, 1998
    Date of Patent: May 9, 2000
    Inventor: Keith M. Rudofsky
  • Four blade propeller hub
    Patent number: D424504
    Type: Grant
    Filed: June 8, 1999
    Date of Patent: May 9, 2000
    Assignee: Outboard Marine Corporation
    Inventor: Gerald F. Neisen
  • Three blade propeller hub
    Patent number: D425009
    Type: Grant
    Filed: June 8, 1999
    Date of Patent: May 16, 2000
    Assignee: Outboard Marine Corporation
    Inventor: Gerald F. Neisen
  • Propeller flare
    Patent number: D425473
    Type: Grant
    Filed: September 7, 1999
    Date of Patent: May 23, 2000
    Assignee: Outboard Marine Corporation
    Inventors: Michael J. Ewald, Daniel J. Kreul
  • Tubular long shaft propeller
    Patent number: D670228
    Type: Grant
    Filed: February 17, 2012
    Date of Patent: November 6, 2012
    Inventors: Arlon J. Gilk, Lawrence L. Hoeschen
  • Long shaft propeller controller
    Patent number: D670229
    Type: Grant
    Filed: February 17, 2012
    Date of Patent: November 6, 2012
    Inventors: Arlon J. Gilk, Lawrence L. Hoeschen
  • Hydrogenerator
    Patent number: D671492
    Type: Grant
    Filed: May 18, 2011
    Date of Patent: November 27, 2012
    Assignee: Watt and Sea Company
    Inventors: Yannick Bestaven, Matthieu Michou
  • Propeller for agitating liquids
    Patent number: D431627
    Type: Grant
    Filed: October 26, 1999
    Date of Patent: October 3, 2000
    Assignee: EMU Unterwasserpumpen GmbH
    Inventors: Helmut Etschel, Helmut Sporl
  • Propeller for agitating liquids
    Patent number: D432621
    Type: Grant
    Filed: December 16, 1999
    Date of Patent: October 24, 2000
    Assignee: EMU Unterwasserpumpen GmbH
    Inventors: Helmut Etschel, Helmut Sporl
  • Five blade propeller hub
    Patent number: D435238
    Type: Grant
    Filed: June 8, 1999
    Date of Patent: December 19, 2000
    Assignee: Outboard Marine Corporation
    Inventor: Gerald F. Neisen
  • Propeller
    Patent number: D677611
    Type: Grant
    Filed: July 15, 2011
    Date of Patent: March 12, 2013
    Assignee: Torqeedo GmbH
    Inventor: Andreas Janecke
  • Propeller
    Patent number: D677612
    Type: Grant
    Filed: July 15, 2011
    Date of Patent: March 12, 2013
    Assignee: Torqeedo GmbH
    Inventor: Andreas Janecke
  • Shovel for eolic generator
    Patent number: D678837
    Type: Grant
    Filed: April 3, 2012
    Date of Patent: March 26, 2013
    Assignee: Aeroblade, S.A.
    Inventors: Rubén Ruiz de Gordejuela Diaz de Tuesta, Pedro Muñoz de Felipe, Joseba Aramburu Arriaga
  • Propeller bearing seal protector
    Patent number: D682186
    Type: Grant
    Filed: February 17, 2012
    Date of Patent: May 14, 2013
    Inventors: Arlon J. Gilk, Lawrence L. Hoeschen
  • Flying toy
    Patent number: D694837
    Type: Grant
    Filed: April 15, 2013
    Date of Patent: December 3, 2013
    Assignee: Spin Master Ltd.
    Inventor: Timothy Michael Sullivan
  • Boat propeller
    Patent number: D723997
    Type: Grant
    Filed: May 30, 2013
    Date of Patent: March 10, 2015
    Assignee: Arkmos Engineering, LLC
    Inventor: Glenn D. Foreman
  • Propeller fan
    Patent number: D725251
    Type: Grant
    Filed: January 28, 2014
    Date of Patent: March 24, 2015
    Assignee: Mitsubishi Electric Corporation
    Inventors: Shingo Hamada, Hiroshi Yoshikawa, Katsumi Shibayama, Noriko Semii, Katsuhiro Tozuka, Hiroaki Makino
  • Propeller fan
    Patent number: D725252
    Type: Grant
    Filed: January 28, 2014
    Date of Patent: March 24, 2015
    Assignee: Mitsubishi Electronic Corporation
    Inventors: Shingo Hamada, Hiroshi Yoshikawa, Katsumi Shibayama, Noriko Semii, Katsuhiro Tozuka, Hiroaki Makino
  • Propeller body
    Patent number: D728442
    Type: Grant
    Filed: May 13, 2013
    Date of Patent: May 5, 2015
    Inventor: Russel Ian Hawkins
  • Propeller
    Patent number: D745448
    Type: Grant
    Filed: May 13, 2013
    Date of Patent: December 15, 2015
    Inventor: Russel Ian Hawkins
  • Two-blade aircraft propeller
    Patent number: D761184
    Type: Grant
    Filed: February 22, 2016
    Date of Patent: July 12, 2016
    Assignee: XIANGSHAN GEMFAN HOBBY CO., LTD.
    Inventor: Hengzhi Xiao
  • Three-blade aircraft propeller
    Patent number: D769786
    Type: Grant
    Filed: February 22, 2016
    Date of Patent: October 25, 2016
    Assignee: XIANGSHAN GEMFAN HOBBY CO., LTD.
    Inventor: Hengzhi Xiao