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Patents
Recording, Communication, Or Information Retrieval Equipment Patents
Video Or Audio Transmission, Recording Or Playback Equipment Patents
Element Or Attachment (11) Patents
Telephone Equipment Patents
Acoustic Coupler Or Modem (22) Patents (Class D14/242)
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
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