H04M 2203/058
Signature devices
Official title: signature devices
H04M2203/058 (Signature devices) appears on 7 US grants and 2 published applications in this corpus.
Search patents in H04M- Granted patents
- 7
- Published applications
- 2
- Assignees
- 7
- Inventors
- 21
- Latest grant
- 30 Oct 2012
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Fast seamless joining of channels in a multi-channel communication system30 Oct 2012US 8,300,518 B2Alcatel Lucent
- Signature device for home phoneline network devices18 Mar 2003US 6,535,580 B1Agere Systems Inc.
- Electric circuit connector with auto-termination9 Jan 1996US 5,483,573 ABell Atlantic Network Services, Inc.
- Automated channel test unit21 May 1991US 5,018,184 AAT&T Bell Laboratories
- Telephone subscriber loop test system25 Jul 1989US 4,852,145 ATeradyne, Inc.
Most cited
By later US patents
- Signature device for home phoneline network devices53US 6,535,580 B1Agere Systems Inc. · 2003
- Automated channel test unit35US 5,018,184 AAT&T Bell Laboratories · 1991
- Telephone subscriber loop test system23US 4,852,145 ATeradyne, Inc. · 1989
- Electric circuit connector with auto-termination12US 5,483,573 ABell Atlantic Network Services, Inc. · 1996
- Varying impedance line test termination device11US 4,350,849 ATII Industries, Inc. · 1982