G01S 13/02
Systems using reflection of radio waves
Official title: Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
G01S13/02 (Systems using reflection of radio waves) appears on 13,035 US grants and 13,613 published applications in this corpus.
Search patents in G01S- Granted patents
- 13,035
- Published applications
- 13,613
- Assignees
- 3,216
- Inventors
- 20,664
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 113 | 0 |
| 1977 | 119 | 0 |
| 1978 | 99 | 0 |
| 1979 | 75 | 0 |
| 1980 | 84 | 0 |
| 1981 | 56 | 0 |
| 1982 | 61 | 0 |
| 1983 | 38 | 0 |
| 1984 | 47 | 0 |
| 1985 | 66 | 0 |
| 1986 | 65 | 0 |
| 1987 | 89 | 0 |
| 1988 | 70 | 0 |
| 1989 | 66 | 0 |
| 1990 | 83 | 0 |
| 1991 | 81 | 0 |
| 1992 | 94 | 0 |
| 1993 | 81 | 0 |
| 1994 | 98 | 0 |
| 1995 | 98 | 0 |
| 1996 | 133 | 0 |
| 1997 | 116 | 0 |
| 1998 | 143 | 0 |
| 1999 | 143 | 0 |
| 2000 | 149 | 0 |
| 2001 | 131 | 25 |
| 2002 | 172 | 114 |
| 2003 | 167 | 171 |
| 2004 | 171 | 165 |
| 2005 | 134 | 182 |
| 2006 | 160 | 169 |
| 2007 | 139 | 190 |
| 2008 | 148 | 273 |
| 2009 | 201 | 259 |
| 2010 | 243 | 298 |
| 2011 | 192 | 269 |
| 2012 | 226 | 298 |
| 2013 | 212 | 294 |
| 2014 | 281 | 292 |
| 2015 | 333 | 441 |
| 2016 | 356 | 491 |
| 2017 | 420 | 573 |
| 2018 | 410 | 692 |
| 2019 | 618 | 858 |
| 2020 | 807 | 1091 |
| 2021 | 770 | 1090 |
| 2022 | 826 | 1113 |
| 2023 | 900 | 1169 |
| 2024 | 977 | 1136 |
| 2025 | 1067 | 1139 |
| 2026 | 707 | 821 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01S 13/06Systems determining position data of a target8,760
- G01S 13/50Systems of measurement based on relative movement of target4,986
- G01S 13/04Systems determining presence of a target1,085
- G01S 2013/0236Special technical featuresIndexing code1,057
- G01S 13/0209Systems with very large relative bandwidth, i.e. larger than 10 %1,025
- G01S 13/0218Very long range radars111
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