H04Q
Selecting
Official title: SELECTING (switches, relays, selectors H01H; wireless communication networks H04W)
H04Q (Selecting) appears on 34,478 US grants and 24,316 published applications in this corpus.
Search patents in H04Q- Granted patents
- 34,478
- Published applications
- 24,316
- Assignees
- 6,844
- Inventors
- 52,045
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 223 | 0 |
| 1977 | 212 | 0 |
| 1978 | 167 | 0 |
| 1979 | 130 | 0 |
| 1980 | 132 | 0 |
| 1981 | 125 | 0 |
| 1982 | 135 | 0 |
| 1983 | 139 | 0 |
| 1984 | 130 | 0 |
| 1985 | 180 | 0 |
| 1986 | 177 | 0 |
| 1987 | 218 | 0 |
| 1988 | 228 | 0 |
| 1989 | 283 | 0 |
| 1990 | 259 | 0 |
| 1991 | 262 | 0 |
| 1992 | 276 | 0 |
| 1993 | 341 | 0 |
| 1994 | 540 | 0 |
| 1995 | 682 | 0 |
| 1996 | 836 | 0 |
| 1997 | 688 | 0 |
| 1998 | 1084 | 0 |
| 1999 | 1293 | 0 |
| 2000 | 1270 | 0 |
| 2001 | 1275 | 443 |
| 2002 | 1204 | 1496 |
| 2003 | 1187 | 1202 |
| 2004 | 1130 | 1037 |
| 2005 | 876 | 989 |
| 2006 | 1147 | 842 |
| 2007 | 864 | 859 |
| 2008 | 721 | 888 |
| 2009 | 733 | 945 |
| 2010 | 828 | 958 |
| 2011 | 788 | 784 |
| 2012 | 875 | 786 |
| 2013 | 884 | 817 |
| 2014 | 942 | 984 |
| 2015 | 947 | 1032 |
| 2016 | 963 | 1078 |
| 2017 | 1176 | 1198 |
| 2018 | 1105 | 1233 |
| 2019 | 1278 | 1139 |
| 2020 | 1142 | 1185 |
| 2021 | 977 | 988 |
| 2022 | 841 | 944 |
| 2023 | 759 | 769 |
| 2024 | 770 | 724 |
| 2025 | 662 | 631 |
| 2026 | 394 | 365 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
- H04Q 11/00Selecting arrangements for multiplex systems15,516
- H04Q 3/00Selecting arrangements8,736
- H04Q 2213/00Indexing scheme relating to selecting arrangements in general and for multiplex systemsIndexing code7,545
- H04Q 9/00Arrangements in telecontrol or telemetry systems for selectively calling a substation from5,972
- H04Q 2209/00Arrangements in telecontrol or telemetry systemsIndexing code3,994
- H04Q 1/00Details of selecting apparatus or arrangements3,633
- H04Q 2201/00Constructional details of selecting arrangementsIndexing code726
- H04Q 5/00Selecting arrangements wherein two or more subscriber stations are connected by the126
Recent patents
- Wireless sprinkler valve system6 Oct 2026US 12,751,384 B1Rain Bird Corporation
- Laser sparing architectures for multi-wavelength laser arrays6 Oct 2026US 12,754,377 B2NVIDIA Corporation
- Optical time domain reflectometer (OTDR)-based fiber monitoring optimization6 Oct 2026US 12,756,459 B2Viavi Solutions Inc.
- Cloud-based rogue network device detection6 Oct 2026US 12,756,460 B1Calix, Inc.
- Optical fiber input/output tray with wavelength division multiplexing support for a co-packaged optical switch6 Oct 2026US 12,756,492 B2Quanta Computer Inc.
- Bladed chassis systems8 Oct 2026US 2026/0310267 A1CommScope Technologies LLC
- Computing device headset input8 Oct 2026US 2026/0310399 A1Microsoft Technology Licensing, LLC
- Photonic quantum computer architecture and methods of operation8 Oct 2026US 2026/0311016 A1Psiquantum, Corp.
- Small form-factor pluggable device8 Oct 2026US 2026/0312346 A1Schweitzer Engineering Laboratories, Inc.
- Identification Method for Branch Ports of Optical Distribution Network, and Optical Distribution Network8 Oct 2026US 2026/0312678 A1Zte Corporation
Most cited
By later US patents
- Personal communications internetworking1,899US 5,742,905 ABell Communications Research, Inc. · 1998
- Providing collaborative installation management in a network-based supply chain environment1,805US 6,606,744 B1Accenture LLP · 2003
- System and method for monitoring and controlling remote devices1,585US 6,437,692 B1StatSignal Systems, Inc. · 2002
- Database backup method1,405US 4,686,620 AAmerican Telephone and Telegraph Company, AT&T Bell Laboratories · 1987
- Unified messaging system and method1,307US 5,608,786 AAlphanet Telecom Inc. · 1997