JPS613566A
(ja)
*
|
1984-06-15 |
1986-01-09 |
Nippon Telegr & Teleph Corp <Ntt> |
フアクシミリ装置
|
JPS6416060A
(en)
*
|
1987-07-09 |
1989-01-19 |
Canon Kk |
Data communication equipment
|
US4821312B1
(en)
*
|
1987-10-14 |
1991-06-25 |
|
Voice/data switch
|
JPH0759009B2
(ja)
*
|
1987-11-30 |
1995-06-21 |
株式会社東芝 |
回線接続切替装置
|
US4856049A
(en)
*
|
1988-03-18 |
1989-08-08 |
Jerry R. Iggulden |
Single line compatible fax system
|
US4852153A
(en)
*
|
1988-03-18 |
1989-07-25 |
Jerry R. Iggulden |
Single line master telephone with FAX connection
|
JPH01261071A
(ja)
*
|
1988-04-12 |
1989-10-18 |
Retsutsu Corp:Kk |
端末切替制御装置
|
US5333179A
(en)
*
|
1988-04-23 |
1994-07-26 |
Murata Kikai Kabushiki Kaisha |
Facsimile apparatus with automatic answering telephone function
|
US5267301A
(en)
*
|
1988-06-29 |
1993-11-30 |
Canon Kabushiki Kaisha |
Data communication apparatus and method capable of discriminating calling stations
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US5724405A
(en)
*
|
1988-10-11 |
1998-03-03 |
Ultratec, Inc. |
Text enhanced telephony
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(en)
*
|
1988-10-11 |
2000-06-13 |
Ultratec, Inc. |
Text enhanced telephony
|
US5432837A
(en)
*
|
1992-05-20 |
1995-07-11 |
Ultratec, Inc. |
Telecommunication device for the deaf with automatic transmission capability
|
US5325417A
(en)
*
|
1992-05-20 |
1994-06-28 |
Ultratec, Inc. |
Telecommunication device for the deaf with automatic self-identification
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US5581593A
(en)
*
|
1994-06-10 |
1996-12-03 |
Ultratec, Inc. |
Combination telephone and alphanumeric entry device
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US5809425A
(en)
*
|
1995-01-03 |
1998-09-15 |
Ultratec, Inc. |
Gateway for low cost alphanumeric paging entry system
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US5978654A
(en)
*
|
1995-01-03 |
1999-11-02 |
Ultratec, Inc. |
Alphanumeric paging entry system
|
US6594346B2
(en)
|
1997-09-08 |
2003-07-15 |
Ultratec, Inc. |
Relay for personal interpreter
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US6603835B2
(en)
|
1997-09-08 |
2003-08-05 |
Ultratec, Inc. |
System for text assisted telephony
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US8416925B2
(en)
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2005-06-29 |
2013-04-09 |
Ultratec, Inc. |
Device independent text captioned telephone service
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US8515024B2
(en)
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2010-01-13 |
2013-08-20 |
Ultratec, Inc. |
Captioned telephone service
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US11258900B2
(en)
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2005-06-29 |
2022-02-22 |
Ultratec, Inc. |
Device independent text captioned telephone service
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US10878721B2
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2014-02-28 |
2020-12-29 |
Ultratec, Inc. |
Semiautomated relay method and apparatus
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2014-02-28 |
2018-02-01 |
Ultratec, Inc. |
Semiautomated Relay Method and Apparatus
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US20180270350A1
(en)
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2014-02-28 |
2018-09-20 |
Ultratec, Inc. |
Semiautomated relay method and apparatus
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US10389876B2
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2014-02-28 |
2019-08-20 |
Ultratec, Inc. |
Semiautomated relay method and apparatus
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US11539900B2
(en)
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2020-02-21 |
2022-12-27 |
Ultratec, Inc. |
Caption modification and augmentation systems and methods for use by hearing assisted user
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