H04L 12/64
Hybrid switching systems
H04L12/64 (Hybrid switching systems) appears on 4,079 US grants and 3,628 published applications in this corpus.
Search patents in H04L- Granted patents
- 4,079
- Published applications
- 3,628
- Assignees
- 1,256
- Inventors
- 7,656
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 9 | 0 |
| 1985 | 12 | 0 |
| 1986 | 15 | 0 |
| 1987 | 21 | 0 |
| 1988 | 23 | 0 |
| 1989 | 15 | 0 |
| 1990 | 16 | 0 |
| 1991 | 14 | 0 |
| 1992 | 16 | 0 |
| 1993 | 12 | 0 |
| 1994 | 25 | 0 |
| 1995 | 36 | 0 |
| 1996 | 57 | 0 |
| 1997 | 46 | 0 |
| 1998 | 59 | 0 |
| 1999 | 79 | 0 |
| 2000 | 68 | 0 |
| 2001 | 93 | 68 |
| 2002 | 90 | 184 |
| 2003 | 115 | 156 |
| 2004 | 128 | 142 |
| 2005 | 95 | 162 |
| 2006 | 171 | 116 |
| 2007 | 105 | 121 |
| 2008 | 115 | 76 |
| 2009 | 107 | 77 |
| 2010 | 116 | 119 |
| 2011 | 112 | 164 |
| 2012 | 138 | 184 |
| 2013 | 140 | 222 |
| 2014 | 221 | 236 |
| 2015 | 226 | 383 |
| 2016 | 271 | 430 |
| 2017 | 307 | 307 |
| 2018 | 298 | 121 |
| 2019 | 266 | 109 |
| 2020 | 162 | 80 |
| 2021 | 103 | 53 |
| 2022 | 54 | 45 |
| 2023 | 56 | 24 |
| 2024 | 29 | 16 |
| 2025 | 17 | 23 |
| 2026 | 7 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Flight management system for UAVs7 Jul 2026US 12,675,107 B2Logicom & Wireless Ltd.
- Data processing method and data processing device23 Jun 2026US 12,665,956 B2China Mobile Communication Co., Ltd Research Institute
- Device for data routing in networks12 May 2026US 12,626,569 B2iControl Networks, Inc.
- Method and system for hybrid analog and digital signal processing and routing31 Mar 2026US 12,592,846 B2Evertz Microsystems Ltd.
- Multi-channel decoder with distributed scheduling17 Feb 2026US 12,556,200 B2MaxLinear, Inc.
- Flight management system for uavs24 Sep 2026US 2026/0288136 A1Logicom & Wireless Ltd.
- Method and Devices of Communication in a Computing Network using Switch Proxy20 Aug 2026US 2026/0246664 A1Marvell Asia Pte Ltd
- Repeater deterministic propagation delay6 Aug 2026US 2026/0228149 A1NXP USA, Inc.
- Relay method, relay device, and recording medium23 Jul 2026US 2026/0213976 A1Panasonic Intellectual Property Management Co., Ltd.
- Method and system for hybrid analog and digital signal processing and routing9 Jul 2026US 2026/0197199 A1Evertz Microsystems Ltd.
Most cited
By later US patents
- Voice over data telecommunications network architecture778US 6,614,781 B1Level 3 Communications, LLC · 2003
- System and method for providing requested quality of service in a hybrid network755US 6,335,927 B12002
- Access to telecommunications networks in multi-service environment695US 5,610,910 ANorthern Telecom Limited · 1997
- Scalable multimedia network602US 5,555,244 AIntegrated Network Corporation · 1996
- System and method for providing packet data and voice services to mobile subscribers444US 5,793,762 AU S West Technologies, Inc. · 1998