B64D 19/02
Rotary-wing parachutes
B64D19/02 (Rotary-wing parachutes) appears on 30 US grants and 29 published applications in this corpus.
Search patents in B64D- Granted patents
- 30
- Published applications
- 29
- Assignees
- 20
- Inventors
- 69
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 3 |
| 2010 | 1 | 2 |
| 2011 | 1 | 0 |
| 2012 | 2 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 1 | 4 |
| 2020 | 3 | 0 |
| 2021 | 2 | 4 |
| 2022 | 1 | 3 |
| 2023 | 2 | 1 |
| 2024 | 1 | 1 |
| 2025 | 2 | 2 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Autorotating payload delivery device23 Jun 2026US 12,662,241 B2AeroVironment, Inc.
- Autorotating payload delivery device9 Jun 2026US 12,649,569 B2AeroVironment, Inc.
- Method of assemblying and operating an autorotating payload delivery device7 Oct 2025US 12,434,822 B2AeroVironment, Inc.
- Autorotating aerial device, method of forming the autorotating aerial device and an autorotating aerial system21 Jan 2025US 12,202,612 B2Singapore University of Technology and Design
- Situational awareness, vehicle control, and/or contingency planning for aircraft actuator failure16 Apr 2024US 11,960,303 B2Skyryse, Inc.
- Autorotating payload delivery device24 Sep 2026US 2026/0285480 A1AeroVironment, Inc.
- Autorotating payload delivery device17 Sep 2026US 2026/0274402 A1AeroVironment, Inc.
- Method of assemblying and operating an autorotating payload delivery device1 Jan 2026US 2026/0001645 A1AeroVironment, Inc.
- Autorotating payload delivery device13 Feb 2025US 2025/0051007 A1AeroVironment, Inc.
- Autorotating payload delivery device13 Feb 2025US 2025/0051008 A1AeroVironment, Inc.
Most cited
By later US patents
- Covert sensor emplacement using autorotational delivery mechanism223US 8,172,173 B2BAE Systems Information and Electronic Systems Integration Inc. · 2012
- Aerial cargo container22US 5,947,419 A1999
- System and method for situational awareness, vehicle control, and/or contingency planning13US 10,242,580 B2Skyryse, Inc. · 2019
- Method for vehicle contingency planning12US 10,921,826 B2Skyryse, Inc. · 2021
- Deployable rotor11US 4,017,043 AThe United States of America as represented by the Secretary of the Navy · 1977