B64U 30/20
Rotors
Official title: Rotors; Rotor supports
B64U30/20 (Rotors) appears on 2,896 US grants and 3,714 published applications in this corpus.
Search patents in B64U- Granted patents
- 2,896
- Published applications
- 3,714
- Assignees
- 1,040
- Inventors
- 5,070
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 7 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 6 | 6 |
| 2003 | 9 | 6 |
| 2004 | 2 | 6 |
| 2005 | 6 | 7 |
| 2006 | 9 | 15 |
| 2007 | 4 | 11 |
| 2008 | 4 | 7 |
| 2009 | 4 | 15 |
| 2010 | 7 | 38 |
| 2011 | 13 | 21 |
| 2012 | 28 | 29 |
| 2013 | 20 | 30 |
| 2014 | 19 | 40 |
| 2015 | 55 | 66 |
| 2016 | 69 | 180 |
| 2017 | 127 | 316 |
| 2018 | 190 | 411 |
| 2019 | 251 | 450 |
| 2020 | 376 | 430 |
| 2021 | 297 | 390 |
| 2022 | 256 | 374 |
| 2023 | 357 | 286 |
| 2024 | 339 | 239 |
| 2025 | 255 | 185 |
| 2026 | 166 | 156 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for a transformable unmanned aerial vehicle with coplanar and omnidirectional features6 Oct 2026US 12,752,938 B2Arizona Board of Regents on behalf of Arizona State University
- Panoramic unmanned aerial vehicle6 Oct 2026US 12,752,941 B2Antigravity (Sz) Technology Co., Ltd.
- Aerial vehicle with differential control mechanisms29 Sep 2026US 12,747,021 B2Joby Aero, Inc.
- Drone29 Sep 2026US 12,747,042 B2
- Unmanned aerial vehicles (UAVs) and carrier platforms therefor29 Sep 2026US 12,747,044 B2Elbit Systems C4I and Cyber Ltd.
- Battery thermal management system and method8 Oct 2026US 2026/0307534 A1Joby Aero, Inc.
- Subminiature drone comprising rotary artificial muscle motor and operating method thereof8 Oct 2026US 2026/0307830 A1Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University)
- Centrifugal fan propulsion systems and methods for an aerial vehicle1 Oct 2026US 2026/0296685 A1Sacuba Pty Ltd
- Motor assembly including motor capable of being tilted, and unmanned aerial vehicle having same1 Oct 2026US 2026/0296689 A1Air & H Aerospace Inc.
- Transportation drone1 Oct 2026US 2026/0296691 A1
Most cited
By later US patents
- Providing a medical support device via an unmanned aerial vehicle489US 8,948,935 B1Google Inc. · 2015
- Authentication systems and methods for generating flight regulations437US 9,412,278 B1Sz Dji Technology Co., Ltd. · 2016
- Systems and methods for UAV docking417US 9,056,676 B1Sz Dji Technology Co., Ltd. · 2015
- Systems and methods for UAV battery exchange269US 9,139,310 B1Sz Dji Technology Co., Ltd. · 2015
- Unmanned aerial vehicle flight path determination, optimization, and management258US 9,334,052 B2Verizon Patent and Licensing Inc. · 2016