Helicopter Patents (Class D21/442)
  • Toy helicopter
    Patent number: D503198
    Type: Grant
    Filed: July 24, 2003
    Date of Patent: March 22, 2005
    Assignee: Rehco, LLC
    Inventors: Jeffrey Rehkemper, Charles Hartlaub, Keith Johnson
  • Toy helicopter
    Patent number: D453031
    Type: Grant
    Filed: December 28, 2000
    Date of Patent: January 22, 2002
    Assignee: Wah Hing Toys Development Co., Ltd.
    Inventor: Wai Keung Tse
  • Toy
    Patent number: D459765
    Type: Grant
    Filed: July 20, 2001
    Date of Patent: July 2, 2002
    Assignee: Golden Bright Manufacturer Ltd.
    Inventor: Wei Gang Bao
  • Rotor blades for a toy helicopter
    Patent number: D539358
    Type: Grant
    Filed: March 3, 2006
    Date of Patent: March 27, 2007
    Assignee: Global Billion International, Ltd.
    Inventor: Quan Guan Shi
  • Helicopter
    Patent number: D545755
    Type: Grant
    Filed: December 20, 2006
    Date of Patent: July 3, 2007
    Assignee: Silverlit Toys Manufactory, Ltd.
    Inventors: Alexander Jozef Magdalena Van de Rostyne, Chi Pok Billy Wai
  • Helicopter
    Patent number: D548803
    Type: Grant
    Filed: April 27, 2006
    Date of Patent: August 14, 2007
    Inventor: Nachman Zimet
  • Helicopter propeller
    Patent number: D561084
    Type: Grant
    Filed: July 6, 2007
    Date of Patent: February 5, 2008
    Assignee: Silverlit Toys Manufactory, Ltd.
    Inventor: Chi Pok Billy Wai
  • Helicopter propeller
    Patent number: D561085
    Type: Grant
    Filed: July 16, 2007
    Date of Patent: February 5, 2008
    Assignee: Silverlit Toys Manufactory, Ltd.
    Inventor: Chi Pok Billy Wai
  • Helicopter
    Patent number: D561676
    Type: Grant
    Filed: July 16, 2007
    Date of Patent: February 12, 2008
    Assignee: Silverlit Toys Manufactory, Ltd.
    Inventor: Chi Pok Billy Wai
  • Helicopter
    Patent number: D561678
    Type: Grant
    Filed: July 6, 2007
    Date of Patent: February 12, 2008
    Assignee: Silverlit Toys Manufactory, Ltd.
    Inventor: Chi Pok Billy Wai
  • Helicopter propeller
    Patent number: D561679
    Type: Grant
    Filed: July 16, 2007
    Date of Patent: February 12, 2008
    Assignee: Silverlit Toys Manufactory, Ltd.
    Inventor: Chi Pok Billy Wai
  • Helicopter
    Patent number: D568947
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: May 13, 2008
    Inventors: Alexander Jozef Magdalena Van De Rostyne, Chi Pok Billy Wai
  • Helicopter body
    Patent number: D576215
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: September 2, 2008
    Assignee: Silverlit Toys Manufactory, Ltd.
    Inventors: Alexander Jozef Magdalena Van De Rostyne, Chi Pok Billy Wai
  • Toy helicopter
    Patent number: D582490
    Type: Grant
    Filed: March 19, 2008
    Date of Patent: December 9, 2008
    Assignee: Hobbyengine Model Limited
    Inventor: Shiu Hang Yuen
  • Toy helicopter
    Patent number: D582491
    Type: Grant
    Filed: June 4, 2008
    Date of Patent: December 9, 2008
    Assignee: Manberg Ltd.
    Inventor: Ivars Sondors
  • Toy helicopter rotors
    Patent number: D623704
    Type: Grant
    Filed: September 4, 2008
    Date of Patent: September 14, 2010
    Assignee: Golden Bright Manufacturer Limited
    Inventor: Terry Yuen
  • Remote controlled helicopter
    Patent number: D628658
    Type: Grant
    Filed: December 24, 2008
    Date of Patent: December 7, 2010
    Assignee: Schaffel Electronic GmbH
    Inventor: Wolfgang Wurm
  • Dual rotor mini toy helicopter
    Patent number: D629467
    Type: Grant
    Filed: April 24, 2008
    Date of Patent: December 21, 2010
    Inventor: Muxiong Cai
  • Toy helicopter
    Patent number: D633955
    Type: Grant
    Filed: July 31, 2009
    Date of Patent: March 8, 2011
    Assignee: Hobbyengine Model Ltd.
    Inventor: Terry Shiu Hang Yuen
  • Rotor blade for toy helicopter
    Patent number: D633956
    Type: Grant
    Filed: April 12, 2010
    Date of Patent: March 8, 2011
    Inventor: Randy Cheng
  • Toy helicopter
    Patent number: D635199
    Type: Grant
    Filed: July 31, 2009
    Date of Patent: March 29, 2011
    Assignee: Hobbyengine Model Ltd.
    Inventor: Terry Shiu Hang Yuen
  • Foldable rotor blade for toy helicopter
    Patent number: D646728
    Type: Grant
    Filed: April 21, 2010
    Date of Patent: October 11, 2011
    Inventor: Randy Cheng
  • Room deodorant dispenser
    Patent number: D414255
    Type: Grant
    Filed: November 20, 1998
    Date of Patent: September 21, 1999
    Assignee: Aromate Industries Co., Ltd.
    Inventor: Henry Wu
  • Toy helicopter
    Patent number: D421279
    Type: Grant
    Filed: April 12, 1999
    Date of Patent: February 29, 2000
    Inventor: Wen-Ho Tsai
  • Toy helicopter
    Patent number: D431609
    Type: Grant
    Filed: March 24, 1999
    Date of Patent: October 3, 2000
    Assignee: Wah Hing Toys Development Co., Ltd.
    Inventor: Kam Wah Wei
  • Flying toy
    Patent number: D431610
    Type: Grant
    Filed: August 16, 1999
    Date of Patent: October 3, 2000
    Inventor: Thomas Comacho
  • Rotor aircraft
    Patent number: D691514
    Type: Grant
    Filed: February 21, 2013
    Date of Patent: October 15, 2013
    Assignee: SZ DJI Technology Co., Ltd
    Inventors: Tao Wang, Shaojie Chen
  • Helicopter
    Patent number: D695205
    Type: Grant
    Filed: August 16, 2012
    Date of Patent: December 10, 2013
    Inventors: Edwin Guzman, Vania Guerrero, William Zepeda, Mario Sanchez, Jonathan Chavez, Peter Manekas, Nils Nohturfft, Sonja Zierhut
  • Flying toy
    Patent number: D697145
    Type: Grant
    Filed: January 30, 2013
    Date of Patent: January 7, 2014
    Assignee: Spin Master Ltd.
    Inventor: Tat Wah Wong
  • Autogyro
    Patent number: D699153
    Type: Grant
    Filed: March 30, 2012
    Date of Patent: February 11, 2014
    Assignee: AutoGyro, AG
    Inventor: Otmar Birkner
  • Flying toy
    Patent number: D708272
    Type: Grant
    Filed: June 13, 2013
    Date of Patent: July 1, 2014
    Assignee: Spin Master, Ltd.
    Inventor: Rodney Blain Schmelter
  • Remotely-controlled, impact-resistant model helicopter
    Patent number: D708273
    Type: Grant
    Filed: November 20, 2012
    Date of Patent: July 1, 2014
    Inventor: Kevork G. Kouyoumjian
  • Quadrotor model helicopter
    Patent number: D710452
    Type: Grant
    Filed: August 15, 2013
    Date of Patent: August 5, 2014
    Assignee: Traxxas LP
    Inventors: Jaime Felix Barajas, Kent Poteet, Casey Christen Jens Christensen, Otto Karl Allmendinger, Richard Douglas Hohnholt
  • Quadrotor model helicopter airframe
    Patent number: D710453
    Type: Grant
    Filed: August 15, 2013
    Date of Patent: August 5, 2014
    Assignee: Traxxas LP
    Inventors: Jaime Felix Barajas, Kent Poteet, Casey Christen Jens Christensen, Otto Karl Allmendinger, Richard Douglas Hohnholt
  • Canopy for a quadrotor model helicopter
    Patent number: D710454
    Type: Grant
    Filed: August 15, 2013
    Date of Patent: August 5, 2014
    Assignee: Traxxas LP
    Inventors: Jaime Felix Barajas, Kent Poteet, Casey Christen Jens Christensen, Otto Karl Allmendinger, Richard Douglas Hohnholt
  • Short light single helicopter
    Patent number: D730803
    Type: Grant
    Filed: January 20, 2014
    Date of Patent: June 2, 2015
    Assignee: Bell Helicopter Textron Inc.
    Inventors: Sarah Hoover, Andrew Zahasky, Steve Loveland, George Ryan Decker, William A. Amante
  • Toy hot air balloon
    Patent number: D734400
    Type: Grant
    Filed: January 6, 2014
    Date of Patent: July 14, 2015
    Assignee: REHCO, LLC
    Inventors: Steven F. Rehkemper, John L. Peach
  • Flying toy
    Patent number: D761920
    Type: Grant
    Filed: October 14, 2014
    Date of Patent: July 19, 2016
    Assignee: PARROTT DRONES
    Inventors: Karim Fargeau, Gauthier Lavagen
  • Quadrotor model helicopter
    Patent number: D827723
    Type: Grant
    Filed: September 28, 2015
    Date of Patent: September 4, 2018
    Assignee: TRAXXAS LP
    Inventors: Jaime Felix Barajas, Jonathan Scott Wood
  • Quadrotor
    Patent number: D944331
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: February 22, 2022
    Inventor: Tongwei Wang
  • Aircraft toy
    Patent number: D978718
    Type: Grant
    Filed: November 19, 2020
    Date of Patent: February 21, 2023
    Assignee: GUANGDONG SYMA MODEL AIRCRAFT INDUSTRIAL CO., LTD.
    Inventor: Jiongliang Xiao
  • Toy helicopter
    Patent number: D980333
    Type: Grant
    Filed: August 24, 2022
    Date of Patent: March 7, 2023
    Inventor: Miaoyu Huang
  • Aircraft
    Patent number: D980334
    Type: Grant
    Filed: August 30, 2022
    Date of Patent: March 7, 2023
    Inventor: Liyun Wang
  • Toy
    Patent number: D1006893
    Type: Grant
    Filed: March 21, 2022
    Date of Patent: December 5, 2023
    Inventor: Xidi Huang
  • Toy helicopter
    Patent number: D1022066
    Type: Grant
    Filed: December 8, 2023
    Date of Patent: April 9, 2024
    Inventor: Bingying Du
  • Remote control helicopter
    Patent number: D1052001
    Type: Grant
    Filed: July 13, 2024
    Date of Patent: November 19, 2024
    Assignee: Shantou City Jianzhi Xingkong Technology
    Inventors: Guoheng Lin, Shanshan Gu