G01S 13/78
Discriminating between different kinds of targets
Official title: discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe (G01S13/75, G01S13/79 take precedence)
G01S13/78 (Discriminating between different kinds of targets) appears on 651 US grants and 369 published applications in this corpus.
Search patents in G01S- Granted patents
- 651
- Published applications
- 369
- Assignees
- 289
- Inventors
- 1,042
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 20 | 0 |
| 1977 | 15 | 0 |
| 1978 | 15 | 0 |
| 1979 | 12 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 8 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 7 | 0 |
| 1986 | 8 | 0 |
| 1987 | 20 | 0 |
| 1988 | 8 | 0 |
| 1989 | 7 | 0 |
| 1990 | 14 | 0 |
| 1991 | 13 | 0 |
| 1992 | 10 | 0 |
| 1993 | 15 | 0 |
| 1994 | 13 | 0 |
| 1995 | 21 | 0 |
| 1996 | 15 | 0 |
| 1997 | 15 | 0 |
| 1998 | 16 | 0 |
| 1999 | 11 | 0 |
| 2000 | 8 | 0 |
| 2001 | 8 | 0 |
| 2002 | 11 | 8 |
| 2003 | 24 | 14 |
| 2004 | 18 | 11 |
| 2005 | 6 | 12 |
| 2006 | 14 | 17 |
| 2007 | 10 | 15 |
| 2008 | 9 | 20 |
| 2009 | 15 | 20 |
| 2010 | 21 | 19 |
| 2011 | 15 | 22 |
| 2012 | 19 | 18 |
| 2013 | 12 | 12 |
| 2014 | 16 | 15 |
| 2015 | 17 | 12 |
| 2016 | 13 | 13 |
| 2017 | 14 | 11 |
| 2018 | 6 | 18 |
| 2019 | 9 | 17 |
| 2020 | 17 | 22 |
| 2021 | 24 | 18 |
| 2022 | 18 | 17 |
| 2023 | 12 | 11 |
| 2024 | 13 | 8 |
| 2025 | 11 | 11 |
| 2026 | 7 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Intelligent, adaptive, electronic countermeasure generation system1 Sep 2026US 12,724,141 B1The United States of America as represented by the Secretary of the Navy
- Methodology to provide assurance of data association in navigation and radar systems19 May 2026US 12,632,048 B2Honeywell International Inc.
- IFF/ADS-B reception chain14 Apr 2026US 12,603,666 B2Thales
- Airfield multilateration system with private 5G cellular network31 Mar 2026US 12,591,034 B2ADB Safegate BV
- Autonomous radar sensor which takes multidimensional measurements3 Mar 2026US 12,566,245 B2VEGA Grieshaber KG
- Smart surveillance data processing systems for safe uncrewed aircraft and surface vessel operation beyond visual line of sight10 Sep 2026US 2026/0266988 A1Accipiter Radar Technologies Inc.
- Method and apparatus for determining a pulse repetition frequency pattern from a stream of pulses27 Aug 2026US 2026/0251777 A1Seamatica Aerospace Ltd.
- Smart surveillance data processing systems for safe uncrewed aircraft and surface vessel operation beyond visual line of sight16 Jul 2026US 2026/0202540 A1Accipiter Radar Technologies Inc.
- Frequency shifting in low power devices25 Jun 2026US 2026/0180840 A1QUALCOMM Incorporated
- Systems and methods for deterministic navaid radar14 May 2026US 2026/0133303 A1AURA Network Systems, Inc.
Most cited
By later US patents
- Managing assets with active electronic tags753US 5,774,876 APar Government Systems Corporation · 1998
- Transponder arrangement613US 5,053,774 ATexas Instruments Deutschland GmbH · 1991
- Measuring distance593US 5,959,568 APar Goverment Systems Corporation · 1999
- LIMIS systems, devices and methods517US 4,656,463 AIntelli-Tech Corporation · 1987
- Sensing with active electronic tags508US 5,892,441 APar Government Systems Corporation · 1999