Acoustic Coupler Or Modem (22) Patents (Class D14/242)
  • Patent number: D299457
    Type: Grant
    Filed: April 30, 1985
    Date of Patent: January 17, 1989
    Assignee: Coscom Datentechnik GmbH & Co. Computer KG
    Inventor: Bernd D. Behnk
  • Patent number: D306587
    Type: Grant
    Filed: November 30, 1988
    Date of Patent: March 13, 1990
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Takaharu Ando
  • Patent number: D306730
    Type: Grant
    Filed: February 16, 1989
    Date of Patent: March 20, 1990
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Yoshihiko Sugano, Kimiko Suzuki
  • Patent number: D307586
    Type: Grant
    Filed: June 19, 1989
    Date of Patent: May 1, 1990
    Assignee: Galant Electronc Products Ltd.
    Inventor: Lau P. Shun
  • Patent number: D317311
    Type: Grant
    Filed: March 31, 1988
    Date of Patent: June 4, 1991
    Inventors: Todd J. Anderson, Julie A. Anderson
  • Patent number: D320212
    Type: Grant
    Filed: October 5, 1989
    Date of Patent: September 24, 1991
    Assignee: Ricoh Company, Ltd.
    Inventor: Tamaki Someya
  • Patent number: D333139
    Type: Grant
    Filed: November 30, 1989
    Date of Patent: February 9, 1993
    Assignee: National Transaction Network, Inc.
    Inventor: Timothy J. H. Poupore
  • Patent number: D340722
    Type: Grant
    Filed: February 13, 1992
    Date of Patent: October 26, 1993
    Assignee: Plantronics, Inc.
    Inventor: Gabriele Bungardt
  • Patent number: D341594
    Type: Grant
    Filed: July 6, 1992
    Date of Patent: November 23, 1993
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hideki Kawai, Yoshinori Inukai, Tsutomu Yoshihara, Yoshiyuki Matsuda
  • Patent number: D344954
    Type: Grant
    Filed: January 23, 1992
    Date of Patent: March 8, 1994
    Assignee: Motorola, Inc.
    Inventors: William J. Scheid, John K. Capp
  • Patent number: D346606
    Type: Grant
    Filed: July 24, 1992
    Date of Patent: May 3, 1994
    Assignee: Hayes Microcomputer Products, Inc.
    Inventors: Samuel W. Harris, Jonathan M. Wood, Vikram Bhargava, Terrence M. Hanrahan