Patents Assigned to Telean Technologies Limited
  • Telephone tone dialer
    Patent number: D339140
    Type: Grant
    Filed: February 7, 1992
    Date of Patent: September 7, 1993
    Assignee: Telean Technology Limited
    Inventor: Henry M. L. Chong
  • Stereo headphones with transmitter
    Patent number: D355913
    Type: Grant
    Filed: March 25, 1993
    Date of Patent: February 28, 1995
    Assignee: Telean Technologies Limited
    Inventor: Man L. Chong