Acoustic Coupler Or Modem (22) Patents (Class D14/242)
  • Acoustic coupler for transmitting data by way of a telephone
    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
  • Telephone
    Patent number: D306587
    Type: Grant
    Filed: November 30, 1988
    Date of Patent: March 13, 1990
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Takaharu Ando
  • Telephone
    Patent number: D306730
    Type: Grant
    Filed: February 16, 1989
    Date of Patent: March 20, 1990
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Yoshihiko Sugano, Kimiko Suzuki
  • Telephone
    Patent number: D307586
    Type: Grant
    Filed: June 19, 1989
    Date of Patent: May 1, 1990
    Assignee: Galant Electronc Products Ltd.
    Inventor: Lau P. Shun
  • Remote telephone programmer for a VCR with infrared transmitter
    Patent number: D317311
    Type: Grant
    Filed: March 31, 1988
    Date of Patent: June 4, 1991
    Inventors: Todd J. Anderson, Julie A. Anderson
  • Adapter for telephone data communication equipment
    Patent number: D320212
    Type: Grant
    Filed: October 5, 1989
    Date of Patent: September 24, 1991
    Assignee: Ricoh Company, Ltd.
    Inventor: Tamaki Someya
  • Portable automated teller machine
    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
  • Universal acoustic telephone handset interface
    Patent number: D340722
    Type: Grant
    Filed: February 13, 1992
    Date of Patent: October 26, 1993
    Assignee: Plantronics, Inc.
    Inventor: Gabriele Bungardt
  • Portable acoustic coupler
    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
  • Radio information receiver
    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
  • Modem
    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
  • Extender enclosure
    Patent number: D346607
    Type: Grant
    Filed: September 9, 1992
    Date of Patent: May 3, 1994
    Assignee: Hayes Microcomputer Products, Inc.
    Inventors: Vikram Bhargava, David A. Kutilek
  • Telecommunication voice/data switch
    Patent number: D348070
    Type: Grant
    Filed: March 6, 1992
    Date of Patent: June 21, 1994
    Assignee: Datalogic Corporation
    Inventor: George W. Vallillee
  • Radio packet modem adapter accessory for portable computing devices
    Patent number: D348888
    Type: Grant
    Filed: March 18, 1993
    Date of Patent: July 19, 1994
    Assignee: Motorola, Inc.
    Inventors: William E. Fenton, Roman P. Rak
  • Radio packet modem device
    Patent number: D350138
    Type: Grant
    Filed: April 2, 1993
    Date of Patent: August 30, 1994
    Assignee: Motorola, Inc.
    Inventors: William E. Fenton, Roman P. Rak, Albert Nagele
  • Combined facsimile, telephone answering machine and modem
    Patent number: D350741
    Type: Grant
    Filed: February 9, 1993
    Date of Patent: September 20, 1994
    Inventor: Ching-Song Chen
  • Mobile external radio modem
    Patent number: D351601
    Type: Grant
    Filed: March 18, 1993
    Date of Patent: October 18, 1994
    Assignee: Motorola, Inc.
    Inventor: Roman P. Rak
  • Adapter accessory for radio packet modem
    Patent number: D352040
    Type: Grant
    Filed: December 6, 1993
    Date of Patent: November 1, 1994
    Assignee: Motorola, Inc.
    Inventors: Roman P. Rak, William E. Fenton
  • Radio packet modem
    Patent number: D352289
    Type: Grant
    Filed: June 29, 1992
    Date of Patent: November 8, 1994
    Assignee: Motorola, Inc.
    Inventor: Roman P. Rak
  • Pocket-size radio packet modem
    Patent number: D352290
    Type: Grant
    Filed: June 29, 1992
    Date of Patent: November 8, 1994
    Assignee: Motorola, Inc.
    Inventor: Roman P. Rak
  • Case for a portable modem
    Patent number: D353144
    Type: Grant
    Filed: March 17, 1993
    Date of Patent: December 6, 1994
    Assignee: Multi-Tech Systems, Inc.
    Inventors: Dean Brandt, Greg Johnson
  • Desk top modem chassis
    Patent number: D353598
    Type: Grant
    Filed: December 24, 1991
    Date of Patent: December 20, 1994
    Assignee: Multi-Tech Systems, Inc.
    Inventors: Dean Brandt, Thomas E. Heimerman, Greg Johnson
  • Modem housing
    Patent number: D354500
    Type: Grant
    Filed: March 10, 1993
    Date of Patent: January 17, 1995
    Assignee: AT&T Corp.
    Inventor: Thomas Georgopulos
  • Telecommunications security adapter
    Patent number: D354752
    Type: Grant
    Filed: September 27, 1993
    Date of Patent: January 24, 1995
    Assignee: Motorola, Inc.
    Inventors: Jim J. Johnson, Richard G. Shepherd, David T. Gustasfson, Albert L. Nagele
  • Portable radio frequency modem adapter
    Patent number: D354951
    Type: Grant
    Filed: November 29, 1993
    Date of Patent: January 31, 1995
    Assignee: Motorola
    Inventors: William E. Fenton, Roman P. Rak
  • Modem
    Patent number: D355172
    Type: Grant
    Filed: January 14, 1992
    Date of Patent: February 7, 1995
    Assignee: Logicode Technology, Inc.
    Inventor: Reza A. Hadaegh
  • Radio packet modem with an integrated battery housing
    Patent number: D355173
    Type: Grant
    Filed: February 7, 1994
    Date of Patent: February 7, 1995
    Assignee: Motorola
    Inventors: William E. Fenton, Roman P. Rak, Brian Redman
  • Radio packet modem for wireless local area networks
    Patent number: D355412
    Type: Grant
    Filed: February 7, 1994
    Date of Patent: February 14, 1995
    Assignee: Motorola
    Inventors: Roman P. Rak, William E. Fenton
  • Combined telephone and modem case for a computer-based multifunction communications system
    Patent number: D355653
    Type: Grant
    Filed: December 9, 1992
    Date of Patent: February 21, 1995
    Assignee: Multi-Tech Systems, Inc.
    Inventors: Dean Brandt, Greg Johnson
  • Modem apparatus
    Patent number: D355658
    Type: Grant
    Filed: February 14, 1994
    Date of Patent: February 21, 1995
    Assignee: Multi-Tech Systems, Inc.
    Inventors: Dean M. Brandt, Thomas E. Heimerman, Greg R. Johnson
  • Modem for an interactive television system
    Patent number: D357685
    Type: Grant
    Filed: May 17, 1994
    Date of Patent: April 25, 1995
    Assignee: Zing Systems, L.P.
    Inventors: John D. Reardon, Susan K. Marshall, Maureen E. Carroll, Devin Moore
  • Modem
    Patent number: D358395
    Type: Grant
    Filed: July 6, 1993
    Date of Patent: May 16, 1995
    Assignee: Illinois Tool Works Inc.
    Inventors: Richard H. Heidorn, Richard R. Brant, Stephen W. Smith, Kenneth Hanzl
  • Modem
    Patent number: D359287
    Type: Grant
    Filed: April 15, 1994
    Date of Patent: June 13, 1995
    Assignee: Hayes Microcomputer Products, Inc.
    Inventors: James R. Heberling, Samuel W. Harris
  • Radio unit adaptable for coupling to a modem
    Patent number: D359732
    Type: Grant
    Filed: March 18, 1993
    Date of Patent: June 27, 1995
    Assignee: Motorola, Inc.
    Inventors: Kenneth Nim-PunLam, Tateshi Yamada, Yui K. Chan
  • Radio programming memory unit with storage capability
    Patent number: D360631
    Type: Grant
    Filed: January 28, 1993
    Date of Patent: July 25, 1995
    Assignee: Motorola, Inc.
    Inventors: Robert G. Uskali, David M. Meyers