H04Q 11/0457
Connection protocols
Official title: {Connection protocols}
H04Q11/0457 (Connection protocols) appears on 387 US grants and 92 published applications in this corpus.
Search patents in H04Q- Granted patents
- 387
- Published applications
- 92
- Assignees
- 130
- Inventors
- 627
- Latest grant
- 7 Feb 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 13 | 0 |
| 1995 | 18 | 0 |
| 1996 | 17 | 0 |
| 1997 | 16 | 0 |
| 1998 | 36 | 0 |
| 1999 | 43 | 0 |
| 2000 | 41 | 0 |
| 2001 | 40 | 16 |
| 2002 | 25 | 25 |
| 2003 | 18 | 6 |
| 2004 | 23 | 10 |
| 2005 | 10 | 9 |
| 2006 | 22 | 5 |
| 2007 | 8 | 0 |
| 2008 | 7 | 3 |
| 2009 | 5 | 0 |
| 2010 | 1 | 0 |
| 2011 | 3 | 3 |
| 2012 | 4 | 2 |
| 2013 | 2 | 0 |
| 2014 | 3 | 2 |
| 2015 | 1 | 1 |
| 2016 | 3 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 3 | 4 |
| 2021 | 3 | 2 |
| 2022 | 0 | 2 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Communication system and method for an optical local area network7 Feb 2023US 11,575,444 B2
- Enhanced high frequency avalanche relay protocol30 Nov 2021US 11,190,862 B1Rockwell Collins, Inc.
- Communication system and method for an optical local area network9 Feb 2021US 10,917,176 B2
- System and method for optical layer management in optical modules and remote control of optical modules12 Jan 2021US 10,892,828 B2
- Wireless communication protocol with peripheral devices15 Dec 2020US 10,869,111 B2Logitech Europe S. A.
- Method for configuring an optical-fibre coupling device and device implementing the method18 Dec 2025US 2025/0386124 A1Sagemcom Broadband SAS
- Communication system and method for an optical local area network6 Oct 2022US 2022/0321224 A1
- Communication system and method for an optical local area network4 Aug 2022US 2022/0247493 A1
- Communication system and method for an optical local area network13 May 2021US 2021/0143913 A1
- System and Method for Optical Layer Management in Optical Modules and Remote Control of Optical Modules6 May 2021US 2021/0135757 A1
Most cited
By later US patents
- Method and apparatus for establishing communications with a remote node on a switched network based on hypertext dialing information received from a packet network504US 5,838,682 ABell Atlantic Network Services, Inc. · 1998
- Telephone control system with branch routing343US 5,375,161 AAccessLine Technologies, Inc. · 1994
- Method and apparatus for masking the reporting of network telephony events to a computer238US 5,581,608 ARolm Systems · 1996
- Bridging and signalling subsystems and methods for private and hybrid communications systems including multimedia systems215US 5,594,732 AIntecom, Incorporated · 1997
- Caller ID substitution for selected telephone callers198US 5,901,209 AInterVoice Limited Partnership · 1999