G01S 7/539
Using analysis of echo signal for target characterisation
Official title: using analysis of echo signal for target characterisation; Target signature; Target cross-section
G01S7/539 (Using analysis of echo signal for target characterisation) appears on 616 US grants and 667 published applications in this corpus.
Search patents in G01S- Granted patents
- 616
- Published applications
- 667
- Assignees
- 347
- Inventors
- 1,506
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 7 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 5 | 0 |
| 1996 | 10 | 0 |
| 1997 | 5 | 0 |
| 1998 | 11 | 0 |
| 1999 | 8 | 0 |
| 2000 | 9 | 0 |
| 2001 | 14 | 6 |
| 2002 | 15 | 11 |
| 2003 | 7 | 11 |
| 2004 | 17 | 7 |
| 2005 | 11 | 9 |
| 2006 | 4 | 4 |
| 2007 | 9 | 7 |
| 2008 | 6 | 29 |
| 2009 | 4 | 13 |
| 2010 | 13 | 13 |
| 2011 | 8 | 9 |
| 2012 | 17 | 19 |
| 2013 | 17 | 9 |
| 2014 | 7 | 12 |
| 2015 | 14 | 20 |
| 2016 | 21 | 25 |
| 2017 | 14 | 28 |
| 2018 | 22 | 34 |
| 2019 | 31 | 36 |
| 2020 | 31 | 47 |
| 2021 | 30 | 54 |
| 2022 | 43 | 63 |
| 2023 | 48 | 54 |
| 2024 | 49 | 67 |
| 2025 | 52 | 43 |
| 2026 | 29 | 37 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Sonar-based underwater sensing system16 Jul 2026US 2026/0202529 A1The Chinese University of Hong Kong
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