Patents by Inventor Dong Sin Choi

Dong Sin Choi 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).

  • Microwave oven
    Patent number: D463199
    Type: Grant
    Filed: December 6, 2001
    Date of Patent: September 24, 2002
    Assignee: LG Electronics Inc.
    Inventor: Dong Sin Choi
  • Microwave oven
    Patent number: D463710
    Type: Grant
    Filed: December 6, 2001
    Date of Patent: October 1, 2002
    Assignee: LG Electronics, Inc.
    Inventor: Dong Sin Choi
  • Air conditioner
    Patent number: D380819
    Type: Grant
    Filed: September 29, 1995
    Date of Patent: July 8, 1997
    Assignee: LG Electronics Inc.
    Inventor: Dong Sin Choi
  • Window adhesive type air conditioner
    Patent number: D392729
    Type: Grant
    Filed: October 18, 1996
    Date of Patent: March 24, 1998
    Assignee: LG Electronics Inc.
    Inventor: Dong-Sin Choi
  • Window adhesive type air conditioner
    Patent number: D395148
    Type: Grant
    Filed: October 18, 1996
    Date of Patent: June 16, 1998
    Assignee: LG Electronics Inc.
    Inventor: Dong-Sin Choi