Patents Assigned to Chuang Tao Corporation
  • Pen or similar article
    Patent number: D323189
    Type: Grant
    Filed: October 13, 1989
    Date of Patent: January 14, 1992
    Assignee: Chuang Tao Corporation
    Inventor: Charlie Tu
  • Paper clip container or similar article
    Patent number: D325395
    Type: Grant
    Filed: June 5, 1990
    Date of Patent: April 14, 1992
    Assignee: Chuang Tao Corporation
    Inventor: Charlie Tu
  • Paper shredding machine or similar article
    Patent number: D328309
    Type: Grant
    Filed: March 6, 1990
    Date of Patent: July 28, 1992
    Assignee: Chuang Tao Corporation
    Inventor: Charlie Tu
  • Paperweight
    Patent number: D328922
    Type: Grant
    Filed: January 30, 1991
    Date of Patent: August 25, 1992
    Assignee: Chuang Tao Corporation
    Inventor: Charlie Tu
  • Paperweight
    Patent number: D328923
    Type: Grant
    Filed: January 30, 1991
    Date of Patent: August 25, 1992
    Assignee: Chuang Tao Corporation
    Inventor: Charlie Tu
  • Paperweight
    Patent number: D329255
    Type: Grant
    Filed: January 30, 1991
    Date of Patent: September 8, 1992
    Assignee: Chuang Tao Corporation
    Inventor: Charlie Tu
  • Marking instrument
    Patent number: D329873
    Type: Grant
    Filed: October 18, 1990
    Date of Patent: September 29, 1992
    Assignee: Chuang Tao Corporation
    Inventor: Charlie Tu
  • Writing instrument
    Patent number: D330911
    Type: Grant
    Filed: January 30, 1991
    Date of Patent: November 10, 1992
    Assignee: Chuang Tao Corporation
    Inventor: Charlie Tu