Patents Assigned to Duracraft Corp.
  • Multi-positionable fan
    Patent number: 5435695
    Abstract: A portable electric fan with fixed multiple support structure permitting orientation of the fan in various angular positions with respect to the support surface on which the fan is placed.
    Type: Grant
    Filed: August 24, 1993
    Date of Patent: July 25, 1995
    Assignee: Duracraft Corp.
    Inventors: Bernard Chiu, Robert L. Marvin, Jr., John Longan
  • Electric fan
    Patent number: D369403
    Type: Grant
    Filed: June 20, 1994
    Date of Patent: April 30, 1996
    Assignee: Duracraft Corp.
    Inventors: Richard L. Reveal, Robert L. Marvin, Jr.
  • Air heater
    Patent number: D371834
    Type: Grant
    Filed: August 11, 1995
    Date of Patent: July 16, 1996
    Assignee: Duracraft Corp.
    Inventor: Richard O'Grady
  • Air heater
    Patent number: D374276
    Type: Grant
    Filed: May 6, 1994
    Date of Patent: October 1, 1996
    Assignee: Duracraft Corp.
    Inventor: Richard O'Grady
  • Combined air heater and support therefor
    Patent number: D374277
    Type: Grant
    Filed: August 11, 1995
    Date of Patent: October 1, 1996
    Assignee: Duracraft Corp.
    Inventor: Richard O'Grady
  • Window fan
    Patent number: D375547
    Type: Grant
    Filed: June 20, 1994
    Date of Patent: November 12, 1996
    Assignee: Duracraft Corp.
    Inventor: Jui-Shang Wang
  • Humidifier tank
    Patent number: D377211
    Type: Grant
    Filed: September 19, 1995
    Date of Patent: January 7, 1997
    Assignee: Duracraft Corp.
    Inventors: Rodney Jane, Jui-Shang Wang, Stanley Gresens, Gregory Holderfield
  • Air cleaner
    Patent number: D377523
    Type: Grant
    Filed: August 15, 1995
    Date of Patent: January 21, 1997
    Assignee: Duracraft Corp.
    Inventors: Robert Marvin, John Staton, Brian Graves, Andrew Parker
  • Stand for a portable electric fan with a swivel mount
    Patent number: D377683
    Type: Grant
    Filed: November 6, 1995
    Date of Patent: January 28, 1997
    Assignee: Duracraft Corp.
    Inventors: Jui-Shang Wang, Rodney Jane, John Longan, Stanley Gresens, Gregory Holderfield, Steven Valentor
  • Humidifier tank
    Patent number: D377973
    Type: Grant
    Filed: October 30, 1995
    Date of Patent: February 11, 1997
    Assignee: Duracraft Corp.
    Inventors: Rodney Jane, Jui-Shang Wang, Stanley Gresens, Gregory Holderfield, John Longan
  • Evaporative humidifier
    Patent number: D378607
    Type: Grant
    Filed: September 29, 1995
    Date of Patent: March 25, 1997
    Assignee: Duracraft Corp.
    Inventors: Bernard Chiu, Jui-Shang Wang, Stanley Gresens
  • Humidifier housing
    Patent number: D378778
    Type: Grant
    Filed: October 30, 1995
    Date of Patent: April 8, 1997
    Assignee: Duracraft Corp.
    Inventors: Rodney Jane, Jui-Shang Wang, Stanley Gresens, Gregory Holderfield
  • Compact portable window fan
    Patent number: D380043
    Type: Grant
    Filed: November 13, 1995
    Date of Patent: June 17, 1997
    Assignee: Duracraft Corp.
    Inventors: Bernard Chiu, Jui-Shang Wang, John Longan, Robert L. Marvin, Jr., John Montante
  • Humidifier
    Patent number: D380534
    Type: Grant
    Filed: September 2, 1994
    Date of Patent: July 1, 1997
    Assignee: Duracraft Corp.
    Inventors: Bernard Chiu, Jui-Shang Wang, John Longan, Robert L. Marvin
  • Portable electric heater
    Patent number: D382634
    Type: Grant
    Filed: August 21, 1995
    Date of Patent: August 19, 1997
    Assignee: Duracraft Corp.
    Inventors: Rodney B. Jane, Jui-Shang Wang, John Staton
  • Dual humidifier tank unit
    Patent number: D383201
    Type: Grant
    Filed: October 30, 1995
    Date of Patent: September 2, 1997
    Assignee: Duracraft Corp.
    Inventors: Rodney Jane', Jui-Shang Wang, Stanley Gresens, Gregory Holderfield, John Longan
  • Console humidifier tank enclosure
    Patent number: D383526
    Type: Grant
    Filed: June 20, 1994
    Date of Patent: September 9, 1997
    Assignee: Duracraft Corp.
    Inventor: Peter D. Spaine
  • Humidifier
    Patent number: D384140
    Type: Grant
    Filed: October 30, 1995
    Date of Patent: September 23, 1997
    Assignee: Duracraft Corp.
    Inventors: Rodney Jane', Jui-Shang Wang, Stanley Gresens, Gregory Holderfield, John Longan
  • Portable electrical fan housing
    Patent number: D384409
    Type: Grant
    Filed: November 13, 1995
    Date of Patent: September 30, 1997
    Assignee: Duracraft Corp.
    Inventors: Rodney B. Jane, John Longan, Jui-Shang Wang, Stanley Gresens
  • Floor fan
    Patent number: D384738
    Type: Grant
    Filed: August 5, 1996
    Date of Patent: October 7, 1997
    Assignee: Duracraft Corp.
    Inventors: Rodney Jane, Diane Allen, Jui-Shang Wang, Stanley Gresens