Patents Assigned to Fu-Chang Chen
  • Car horn
    Patent number: D404674
    Type: Grant
    Filed: February 19, 1998
    Date of Patent: January 26, 1999
    Assignee: Fu-Chang Chen
    Inventor: Fu-Chih Chen
  • Car horn
    Patent number: D419099
    Type: Grant
    Filed: August 21, 1998
    Date of Patent: January 18, 2000
    Assignee: Fu-Chang Chen
    Inventor: Fu-Chih Chen