B64U 50/27
With a single motor serving two or more rotors or propellers
Official title: with a single motor serving two or more rotors or propellers
B64U50/27 (With a single motor serving two or more rotors or propellers) appears on 16 US grants and 31 published applications in this corpus.
Search patents in B64U- Granted patents
- 16
- Published applications
- 31
- Assignees
- 13
- Inventors
- 46
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 3 |
| 2022 | 0 | 3 |
| 2023 | 0 | 3 |
| 2024 | 2 | 4 |
| 2025 | 7 | 10 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Aerial vehicle14 Jul 2026US 12,679,575 B2Kubota Corporation
- Industrial aerial robot systems and methods31 Mar 2026US 12,589,896 B2
- Unmanned aircraft3 Mar 2026US 12,565,342 B2Arase Aizawa Aerospatiale LLC
- Unmanned aerial vehicle with underwater sonar scanning capability24 Feb 2026US 12,560,714 B2Hydronalix, Inc.
- Transmission device for unmanned aerial vehicle18 Nov 2025US 12,473,105 B2Arase Aizawa Aerospatiale LLC
- Industrial aerial robot systems and methods20 Aug 2026US 2026/0242078 A1
- Industrial aerial robot systems and methods20 Aug 2026US 2026/0242079 A1
- Industrial aerial robot systems and methods16 Jul 2026US 2026/0200606 A1
- Unmanned aerial vehicle16 Oct 2025US 2025/0319968 A1Kubota Corporation
- Flying apparatus16 Oct 2025US 2025/0320003 A1Kubota Corporation
Most cited
By later US patents
- Drive train assembly for a rotor assembly having ducted, coaxial counter-rotating rotors33US 5,226,350 AUnited Technologies Corporation · 1993
- Delivering selected products with aerial drones4US 10,081,437 B2International Business Machines Corporation · 2018
- Engine-mounted autonomous flying device2US 12,428,985 B2Ishikawa Energy Research Co., Ltd. · 2025
- Flying object and flying object system1US 12,097,981 B2Mitsubishi Heavy Industries, Ltd. · 2024