H04Q 1/24
For connection devices
Official title: for connection devices
H04Q1/24 (For connection devices) appears on 52 US grants and 23 published applications in this corpus.
Search patents in H04Q- Granted patents
- 52
- Published applications
- 23
- Assignees
- 42
- Inventors
- 111
- Latest grant
- 18 Jun 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 2 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 2 | 1 |
| 2017 | 1 | 1 |
| 2018 | 2 | 4 |
| 2019 | 4 | 5 |
| 2020 | 4 | 3 |
| 2021 | 2 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Protection circuit and server system18 Jun 2024US 12,015,260 B2Shenzhen Fulian Fugui Precision Industry Co., Ltd.
- Port occupancy detection for high density panels16 Apr 2024US 11,962,955 B2CommScope Technologies LLC
- Wireless communication device, sensor device, and wearable device10 May 2022US 11,329,366 B2OMRON Corporation
- Flexible redundancy using RF switch matrix7 Dec 2021US 11,196,456 B2Hughes Network Systems, LLC
- AP device, IoT device, and communication device28 Sep 2021US 11,134,541 B2New H3C Technologies Co., Ltd.
- Protection circuit and server system25 May 2023US 2023/0163585 A1Shenzhen Fulian Fugui Precision Industry Co., Ltd.
- Port occupancy detection for high density panels9 Dec 2021US 2021/0385559 A1CommScope Technologies LLC
- Wireless communication device, sensor device, and wearable device12 Nov 2020US 2020/0358168 A1OMRON Corporation
- Flexible redundancy using rf switch matrix23 Jul 2020US 2020/0235778 A1Hughes Network Systems, LLC
- Ap device, iot device, and communication device4 Jun 2020US 2020/0178354 A1New H3C Technologies Co., Ltd.
Most cited
By later US patents
- High-speed facility protection in a digital telecommunications system127US 5,329,520 AAlcatel Network Systems, Inc. · 1994
- System and method for automatically detecting root causes of switching connection failures in a telephone network75US 5,392,328 ABell Communications Research, Inc. · 1995
- Method of testing switches and switching circuit59US 5,347,270 AMitsubishi Denki Kabushiki Kaisha · 1994
- Matrix switch apparatus with a diagnosis circuit having stand-by ports and reduced size matrix switching elements50US 5,198,808 ANEC Corporation · 1993
- System and method for programming and controlling a fiber optic circuit and module with switch44US 6,714,698 B2ADC Telecommunications, Inc. · 2004