H04Q 5/14
Signalling by pulses
H04Q5/14 (Signalling by pulses) appears on 4 US grants and 3 published applications in this corpus.
Search patents in H04Q- Granted patents
- 4
- Published applications
- 3
- Assignees
- 3
- Inventors
- 4
- Latest grant
- 23 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Systems and methods for communication on a series connection23 May 2023US 11,659,305 B2Kinetic Technologies International Holdings LP
- Systems and methods for communication on a series connection29 Nov 2022US 11,516,559 B2Kinetic Technologies International Holdings LP
- Systems and methods for pulse-based communication25 Aug 2020US 10,757,484 B2Kinetic Technologies
- Ringing decoder circuit6 Oct 1981US 4,293,737 AMitel Corporation
- Systems and methods for communication on a series connection1 Dec 2022US 2022/0385998 A1Kinetic Technologies International Holdings LP
- Systems and methods for pulse-based communication5 Nov 2020US 2020/0351575 A1Kinetic Technologies
- Systems and methods for pulse-based communication5 Jul 2018US 2018/0191522 A1Kinetic Technologies
Most cited
By later US patents