Patents by Inventor Chol ho Hwang

Chol ho Hwang 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).

  • Speaker
    Patent number: D591269
    Type: Grant
    Filed: August 5, 2008
    Date of Patent: April 28, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin-Nam Kim, Chol-Ho Hwang, Gee-Hong Yoon
  • Speaker
    Patent number: D593068
    Type: Grant
    Filed: September 25, 2008
    Date of Patent: May 26, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin-Nam Kim, Chol-Ho Hwang
  • Bluetooth headset
    Patent number: D593547
    Type: Grant
    Filed: August 29, 2008
    Date of Patent: June 2, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin-Nam Kim, Chol-Ho Hwang, Gee-Hong Yoon
  • Wireless headset
    Patent number: D594443
    Type: Grant
    Filed: October 6, 2008
    Date of Patent: June 16, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Ho Lee, Chol-Ho Hwang, Chang-Hwan Hwang
  • Earset
    Patent number: D595271
    Type: Grant
    Filed: July 29, 2008
    Date of Patent: June 30, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin-Nam Kim, Chol-Ho Hwang
  • Earset
    Patent number: D595273
    Type: Grant
    Filed: July 31, 2008
    Date of Patent: June 30, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin-Nam Kim, Chol-Ho Hwang, Gee-Hong Yoon
  • Headset transceiver
    Patent number: D600237
    Type: Grant
    Filed: July 29, 2008
    Date of Patent: September 15, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-Chan Kwon, Chol-Ho Hwang
  • Wireless headset
    Patent number: D602005
    Type: Grant
    Filed: January 22, 2009
    Date of Patent: October 13, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Ho Lee, Chol-Ho Hwang, Chang-Hwan Hwang
  • Wireless headset
    Patent number: D602006
    Type: Grant
    Filed: January 22, 2009
    Date of Patent: October 13, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin-Nam Kim, Chol-Ho Hwang, Chang-Hwan Hwang
  • Wireless headset
    Patent number: D602007
    Type: Grant
    Filed: January 22, 2009
    Date of Patent: October 13, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Ho Lee, Chol-Ho Hwang, Chang-Hwan Hwang
  • Wireless headset
    Patent number: D602476
    Type: Grant
    Filed: January 9, 2009
    Date of Patent: October 20, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Ho Lee, Chol-Ho Hwang, Chang-Hwan Hwang
  • Wireless headset
    Patent number: D602477
    Type: Grant
    Filed: January 22, 2009
    Date of Patent: October 20, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Ho Lee, Chol-Ho Hwang, Chang-Hwan Hwang
  • Projector
    Patent number: D602513
    Type: Grant
    Filed: August 14, 2008
    Date of Patent: October 20, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin-Nam Kim, Chol-Ho Hwang
  • Cradle for a portable display device
    Patent number: D603840
    Type: Grant
    Filed: October 20, 2008
    Date of Patent: November 10, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Ho Lee, Chol-Ho Hwang, Chang-Hwan Hwang
  • Projector
    Patent number: D610187
    Type: Grant
    Filed: August 14, 2008
    Date of Patent: February 16, 2010
    Assignee: Samsung Electronics
    Inventors: Jin-Nam Kim, Chol-Ho Hwang
  • Dongle
    Patent number: D612384
    Type: Grant
    Filed: June 18, 2008
    Date of Patent: March 23, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young Soo Kim, Chol Ho Hwang, Gee Hong Yoon
  • Holder for mobile phone
    Patent number: D614613
    Type: Grant
    Filed: July 27, 2009
    Date of Patent: April 27, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin-Nam Kim, Chol-Ho Hwang
  • Cradle for an earset
    Patent number: D619567
    Type: Grant
    Filed: July 30, 2008
    Date of Patent: July 13, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-Chan Kwon, Chol-Ho Hwang
  • Earset
    Patent number: D622264
    Type: Grant
    Filed: May 27, 2009
    Date of Patent: August 24, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-Soo Kim, Chol-Ho Hwang, Chang-Hwan Hwang
  • Cradle for a cellular phone
    Patent number: D626541
    Type: Grant
    Filed: July 28, 2008
    Date of Patent: November 2, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin-Nam Kim, Chol-Ho Hwang