B64D 45/04
Landing aids
Official title: Landing aids; Safety measures to prevent collision with earth's surface
B64D45/04 (Landing aids) appears on 654 US grants and 762 published applications in this corpus.
Search patents in B64D- Granted patents
- 654
- Published applications
- 762
- Assignees
- 233
- Inventors
- 1,418
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 5 |
| 2003 | 5 | 4 |
| 2004 | 5 | 4 |
| 2005 | 2 | 2 |
| 2006 | 5 | 5 |
| 2007 | 1 | 5 |
| 2008 | 3 | 2 |
| 2009 | 2 | 1 |
| 2010 | 3 | 9 |
| 2011 | 3 | 5 |
| 2012 | 6 | 6 |
| 2013 | 9 | 9 |
| 2014 | 8 | 18 |
| 2015 | 16 | 18 |
| 2016 | 18 | 38 |
| 2017 | 38 | 71 |
| 2018 | 44 | 82 |
| 2019 | 79 | 63 |
| 2020 | 68 | 68 |
| 2021 | 44 | 76 |
| 2022 | 55 | 69 |
| 2023 | 71 | 62 |
| 2024 | 65 | 55 |
| 2025 | 56 | 45 |
| 2026 | 34 | 40 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Optical measurement system to land an aerial vehicle29 Sep 2026US 12,747,032 B2Lockheed Martin Corporation
- Automated docking of unmanned aerial vehicle29 Sep 2026US 12,747,035 B2Skydio, Inc.
- System, apparatus, and method for providing augmented reality assistance to wayfinding and precision landing controls of an unmanned aerial vehicle to differently oriented inspection targets22 Sep 2026US 12,743,091 B2Saudi Arabian Oil Company
- Methods and apparatus to track and classify objects8 Sep 2026US 12,731,410 B2Insitu, Inc.
- Systems and methods for real-time, multi-factor prediction of emergency landing success probabilities using machine learning8 Sep 2026US 12,731,496 B2Honeywell International Inc.
- Aircraft and piloting assistance method for landing in degraded visibility conditions1 Oct 2026US 2026/0296671 A1Airbus Helicopters
- System and Method for Monitoring an Autonomous Flight of an Aircraft17 Sep 2026US 2026/0277251 A1
- Systems and methods for aircraft landing guidance during gnss denied environment27 Aug 2026US 2026/0252100 A1Honeywell International Inc.
- Management of a critical descent flight path for an aircraft13 Aug 2026US 2026/0237305 A1Honeywell International s.r.o.
- Tipping risk detection method, tipping risk detection device, flying body, and recording medium6 Aug 2026US 2026/0225729 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Combined LOAS and LIDAR system106US 6,556,282 B2Rosemount Aerospace Inc. · 2003
- System, method and apparatus for searching geographic area using prioritized spatial order89US 7,363,121 B1Garmin International, Inc. · 2008
- Methods for delivering a parcel to a restricted access area84US 9,928,749 B2United Parcel Service of America, Inc. · 2018
- Distributed laser obstacle awareness system76US 6,665,063 B2Rosemount Aerospace Inc. · 2003
- Drone marker and landing zone verification65US 10,198,955 B1Amazon Technologies, Inc. · 2019