H04B 3/46
Monitoring
Official title: Monitoring; Testing
H04B3/46 (Monitoring) appears on 1,669 US grants and 1,510 published applications in this corpus.
Search patents in H04B- Granted patents
- 1,669
- Published applications
- 1,510
- Assignees
- 663
- Inventors
- 2,717
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 17 | 0 |
| 1978 | 10 | 0 |
| 1979 | 7 | 0 |
| 1980 | 5 | 0 |
| 1981 | 11 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 9 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 7 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 13 | 0 |
| 1997 | 7 | 0 |
| 1998 | 12 | 0 |
| 1999 | 8 | 0 |
| 2000 | 11 | 0 |
| 2001 | 28 | 12 |
| 2002 | 21 | 29 |
| 2003 | 28 | 38 |
| 2004 | 30 | 26 |
| 2005 | 31 | 50 |
| 2006 | 39 | 34 |
| 2007 | 25 | 40 |
| 2008 | 25 | 36 |
| 2009 | 27 | 39 |
| 2010 | 47 | 57 |
| 2011 | 32 | 48 |
| 2012 | 50 | 56 |
| 2013 | 62 | 64 |
| 2014 | 80 | 110 |
| 2015 | 99 | 96 |
| 2016 | 105 | 126 |
| 2017 | 102 | 86 |
| 2018 | 94 | 87 |
| 2019 | 121 | 93 |
| 2020 | 102 | 66 |
| 2021 | 69 | 79 |
| 2022 | 63 | 69 |
| 2023 | 68 | 55 |
| 2024 | 63 | 44 |
| 2025 | 44 | 43 |
| 2026 | 34 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electronic device and method for calibrating temperature related scattering matrix of temperature sensitive device6 Oct 2026US 12,754,080 B2Mediatek Inc.
- Systems and methods for determining bit loading profiles for cable modems15 Sep 2026US 12,738,975 B2Avago Technologies International Sales Pte. Limited
- Smart amplifier diagnostic systems and methods15 Sep 2026US 12,738,976 B2Avago Technologies International Sales Pte. Limited
- Wireless circuitry with reconfigurable signal coupler8 Sep 2026US 12,732,286 B2Apple Inc.
- Broadband access management systems and methods1 Sep 2026US 12,726,566 B2Epic Lane Networks, LP
- Methods, controllers, and machine-readable storage media for automated commissioning of equipment8 Oct 2026US 2026/0313820 A1PassiveLogic, Inc.
- Method for testing an inductive communication link and testing tool20 Aug 2026US 2026/0246493 A1Endress+Hauser Conducta GmbH+Co. KG
- Remote alternating current (ac) power control system for cable network maintenance13 Aug 2026US 2026/0238340 A1Charter Communications Operating, LLC
- Determination device and determination method6 Aug 2026US 2026/0230110 A1Sumitomo Electric Industries, Ltd.
- System and method for restoring offshore platform communication30 Jul 2026US 2026/0222006 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Method and apparatus for responding to events affecting communications in a communication network473US 9,769,020 B2AT&T Intellectual Property I, L. P. · 2017
- Guided wave communication system with interference cancellation and methods for use therewith435US 10,003,364 B1AT&T Intellectual Property I, L. P. · 2018
- Method and apparatus that provides fault tolerance in a communication network404US 9,615,269 B2AT&T Intellectual Property I, L. P. · 2017
- Apparatus and methods for communicating with ultra-wideband electromagnetic waves381US 10,123,217 B1AT&T Intellectual Property I, L. P. · 2018
- Apparatus and method for implementing digital communications on a power line327US 6,278,357 B1Electric Power Research Institute, Inc. · 2001