H04B 17/23
Indication means
Official title: Indication means, e.g. displays, alarms, audible means
H04B17/23 (Indication means) appears on 949 US grants and 1,076 published applications in this corpus.
Search patents in H04B- Granted patents
- 949
- Published applications
- 1,076
- Assignees
- 383
- Inventors
- 1,558
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 6 | 0 |
| 2000 | 9 | 0 |
| 2001 | 8 | 6 |
| 2002 | 11 | 9 |
| 2003 | 4 | 18 |
| 2004 | 6 | 17 |
| 2005 | 11 | 20 |
| 2006 | 13 | 31 |
| 2007 | 19 | 19 |
| 2008 | 15 | 31 |
| 2009 | 12 | 19 |
| 2010 | 13 | 29 |
| 2011 | 27 | 21 |
| 2012 | 20 | 33 |
| 2013 | 27 | 28 |
| 2014 | 34 | 36 |
| 2015 | 28 | 30 |
| 2016 | 47 | 39 |
| 2017 | 41 | 64 |
| 2018 | 47 | 74 |
| 2019 | 66 | 138 |
| 2020 | 57 | 77 |
| 2021 | 68 | 42 |
| 2022 | 92 | 70 |
| 2023 | 70 | 68 |
| 2024 | 64 | 69 |
| 2025 | 69 | 49 |
| 2026 | 41 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Systems, methods, and devices for automatic signal detection with temporal feature extraction within a spectrum29 Sep 2026US 12,750,705 B2Digital Global Systems, Inc.
- Systems, methods, and devices having databases and automated reports for electronic spectrum management22 Sep 2026US 12,745,117 B2Digital Global Systems, Inc.
- Self-test procedure for a control device22 Sep 2026US 12,745,334 B2Lutron Technology Company LLC
- System and method for a digitally beamformed phased array feed15 Sep 2026US 12,738,648 B2BlueHalo, LLC
- Methods and apparatus for deployment of monitoring and control devices in a wireless network24 Sep 2026US 2026/0292547 A1Ecolab USA Inc.
- System and method for a digitally beamformed phased array feed10 Sep 2026US 2026/0269474 A1BlueHalo, LLC
- Frequency Spectrum Analyzers and Devices, Systems, Software and Methods for Signal Power Measurement and Spectrum Analysis27 Aug 2026US 2026/0254543 A1Astrapi Corporation
- System and method for a digitally beamformed phased array feed13 Aug 2026US 2026/0237901 A1BlueHalo, LLC
- System and method for a digitally beamformed phased array feed13 Aug 2026US 2026/0237902 A1BlueHalo, LLC
Most cited
By later US patents
- Method and apparatus for proximity sensing449US 9,998,870 B1AT&T Intellectual Property I, L. P. · 2018
- Localization of external interference in wireless networks312US 10,605,890 B1Spectrum Effect Inc. · 2020
- Systems, methods, and devices for electronic spectrum management273US 11,637,641 B1Digital Global Systems, Inc. · 2023
- User interface and time-shifted presentation of data in a system that monitors activity in a shared radio frequency band265US 7,460,837 B2Cisco Technology, Inc. · 2008
- System and method for classifying signals using timing templates, power templates and other techniques236US 7,171,161 B2Cognio, Inc. · 2007