Adjustable Louver Or Damper Patents (Class D23/392)
  • Air flow directing and controlling fixture for heating, air conditioning and ventilation devices
    Patent number: D506003
    Type: Grant
    Filed: January 21, 2004
    Date of Patent: June 7, 2005
    Assignee: Coyote International L.L.C.
    Inventors: Timothy M. Murphy, Diana Rodriguez
  • Apertured air conditioner panel with movable door
    Patent number: D452556
    Type: Grant
    Filed: April 4, 2000
    Date of Patent: December 25, 2001
    Assignee: Calsonic Kansei Corporation
    Inventors: Katsuhiro Kurokawa, Akihiro Tsurushima
  • Vehicle smoke vent
    Patent number: D521146
    Type: Grant
    Filed: March 28, 2005
    Date of Patent: May 16, 2006
    Inventors: Enrique Rodriguez, Linda Rodriguez Juarez, Norberta Rodriguez
  • Vent
    Patent number: D468417
    Type: Grant
    Filed: August 21, 2001
    Date of Patent: January 7, 2003
    Assignee: Aurora Konrad G. Schulz GmbH & Co.
    Inventors: Walter Leutz, Hannes Wolf
  • Dual-slat register for a fan tray
    Patent number: D493881
    Type: Grant
    Filed: May 2, 2003
    Date of Patent: August 3, 2004
    Assignee: Datech Technology Co., Ltd.
    Inventors: Hsu-Jung Lin, Jin-Shian Chen, Chien-Chung Li
  • Ceiling-mounted outlet box for conditioned air
    Patent number: D300777
    Type: Grant
    Filed: August 22, 1986
    Date of Patent: April 18, 1989
    Assignee: Nordyne, Inc.
    Inventors: David W. Bales, James E. Roth
  • Crawlspace FEMA flood louver
    Patent number: D583042
    Type: Grant
    Filed: October 12, 2005
    Date of Patent: December 16, 2008
    Inventors: James S. Jackson, William G. Sykes
  • Louver assembly
    Patent number: D586600
    Type: Grant
    Filed: October 24, 2007
    Date of Patent: February 17, 2009
    Assignee: Cary Products Co., Inc.
    Inventor: Raymond L. Norbury, Jr.
  • Air flow directing and controlling fixture for heating and ventilating devices
    Patent number: D307632
    Type: Grant
    Filed: April 24, 1987
    Date of Patent: May 1, 1990
    Assignee: AURORA Konrad G. Schulz GmbH & Co.
    Inventor: Joachim Schulz
  • Exhaust collar for a wood burning unit
    Patent number: D327540
    Type: Grant
    Filed: November 19, 1990
    Date of Patent: June 30, 1992
    Inventor: Steven J. Vogelzang
  • Exhaust collar for a wood burning unit
    Patent number: D329090
    Type: Grant
    Filed: November 19, 1990
    Date of Patent: September 1, 1992
    Inventor: Steven J. Vogelzang
  • Air diffuser for discharge ducts of air distribution systems
    Patent number: D379502
    Type: Grant
    Filed: September 15, 1995
    Date of Patent: May 27, 1997
    Inventor: David J. Landau
  • Retrofit zone damper
    Patent number: D736367
    Type: Grant
    Filed: February 29, 2012
    Date of Patent: August 11, 2015
    Assignee: Alan Manufacturing Inc.
    Inventor: Richard Bluestone
  • Fan
    Patent number: D761411
    Type: Grant
    Filed: October 16, 2014
    Date of Patent: July 12, 2016
    Assignee: Stego-Holding GmbH
    Inventors: Bernd Armin Schanzenbach, Robert Dent, Elmar Mangold
  • Louver with faceplate
    Patent number: D770029
    Type: Grant
    Filed: January 28, 2015
    Date of Patent: October 25, 2016
    Inventor: Magdiel Guillemi
  • Fan
    Patent number: D812733
    Type: Grant
    Filed: March 11, 2016
    Date of Patent: March 13, 2018
    Assignee: Stego-Holding GmbH
    Inventors: Bernd Armin Schanzenbach, Robert Dent, Elmar Mangold
  • Fan
    Patent number: D816825
    Type: Grant
    Filed: March 23, 2017
    Date of Patent: May 1, 2018
    Assignee: STEGO-Holding GmbH
    Inventors: Bernd Armin Schanzenbach, Robert Dent, Elmar Mangold
  • Ventilation device
    Patent number: D824013
    Type: Grant
    Filed: December 14, 2016
    Date of Patent: July 24, 2018
    Assignee: ZMODO TECHNOLOGY SHENZHEN CORP. LTD
    Inventor: Bin Hu
  • Fan
    Patent number: D872249
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: January 7, 2020
    Assignee: STEGO-Holding GmbH
    Inventors: Bernd Armin Schanzenbach, Robert Dent, Elmar Mangold
  • Offset roller with fins
    Patent number: D890325
    Type: Grant
    Filed: August 17, 2018
    Date of Patent: July 14, 2020
    Inventor: Daniel Lauzon
  • Louver
    Patent number: D930853
    Type: Grant
    Filed: August 8, 2019
    Date of Patent: September 14, 2021
    Assignee: Vent Products Co., Inc.
    Inventors: Michael McCarthy, Jaime Rodriguez