G05D 1/0255
Using acoustic signals
Official title: {using acoustic signals, e.g. ultra-sonic singals (sonar systems designed for anti-collision purposes G01S15/93)}
G05D1/0255 (Using acoustic signals) appears on 1,210 US grants and 1,233 published applications in this corpus.
Search patents in G05D- Granted patents
- 1,210
- Published applications
- 1,233
- Assignees
- 493
- Inventors
- 2,321
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 10 | 0 |
| 1990 | 7 | 0 |
| 1991 | 9 | 0 |
| 1992 | 7 | 0 |
| 1993 | 7 | 0 |
| 1994 | 14 | 0 |
| 1995 | 9 | 0 |
| 1996 | 15 | 0 |
| 1997 | 11 | 0 |
| 1998 | 13 | 0 |
| 1999 | 15 | 0 |
| 2000 | 8 | 0 |
| 2001 | 9 | 2 |
| 2002 | 13 | 9 |
| 2003 | 8 | 7 |
| 2004 | 8 | 26 |
| 2005 | 6 | 27 |
| 2006 | 11 | 51 |
| 2007 | 18 | 28 |
| 2008 | 14 | 36 |
| 2009 | 15 | 25 |
| 2010 | 22 | 37 |
| 2011 | 21 | 38 |
| 2012 | 27 | 43 |
| 2013 | 47 | 26 |
| 2014 | 42 | 32 |
| 2015 | 46 | 35 |
| 2016 | 45 | 53 |
| 2017 | 33 | 71 |
| 2018 | 62 | 113 |
| 2019 | 83 | 138 |
| 2020 | 108 | 122 |
| 2021 | 107 | 116 |
| 2022 | 92 | 76 |
| 2023 | 87 | 58 |
| 2024 | 76 | 35 |
| 2025 | 45 | 21 |
| 2026 | 20 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Home cleaning robot729US 6,459,955 B1The Procter & Gamble Company · 2002
- Driver assistance system for a vehicle651US 5,765,116 ALucas Industries public limited company · 1998
- Recharge docking system for mobile robot497US 4,777,416 ADenning Mobile Robotics, Inc. · 1988
- Navigational control system for an autonomous vehicle488US 5,111,401 AThe United States of America as represented by the Secretary of the Navy · 1992
- System and method for displaying images using anamorphic video455US 6,549,215 B2Compaq Computer Corporation · 2003