B64U 20/90
Cooling
B64U20/90 (Cooling) appears on 169 US grants and 237 published applications in this corpus.
Search patents in B64U- Granted patents
- 169
- Published applications
- 237
- Assignees
- 115
- Inventors
- 452
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 2 | 0 |
| 1989 | 0 | 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 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 3 | 2 |
| 2011 | 0 | 0 |
| 2012 | 2 | 1 |
| 2013 | 0 | 2 |
| 2014 | 3 | 6 |
| 2015 | 2 | 5 |
| 2016 | 2 | 8 |
| 2017 | 10 | 27 |
| 2018 | 12 | 20 |
| 2019 | 14 | 15 |
| 2020 | 22 | 20 |
| 2021 | 14 | 16 |
| 2022 | 16 | 23 |
| 2023 | 12 | 24 |
| 2024 | 20 | 18 |
| 2025 | 17 | 22 |
| 2026 | 16 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Unmanned aerial vehicles including removable gimbal modules11 Aug 2026US 12,703,520 B2Skydio, Inc.
- Unmanned aerial vehicles including removable gimbal modules14 Jul 2026US 12,679,571 B2Skydio, Inc.
- Flight vehicle23 Jun 2026US 12,662,267 B2SoftBank Corp.
- Heat exchanger and airplane comprising same23 Jun 2026US 12,662,268 B2Plana Co., Ltd.
- Trinocular vision systems for unmanned aerial vehicles2 Jun 2026US 12,643,691 B2Skydio, Inc.
- Battery thermal management system and method8 Oct 2026US 2026/0307534 A1Joby Aero, Inc.
- Heat exchanger and airplane comprising same1 Oct 2026US 2026/0296688 A1Plana Co., Ltd.
- Trinocular Vision Systems for Unmanned Aerial Vehicles17 Sep 2026US 2026/0274459 A1Skydio, Inc.
- Unmanned aerial vehicle17 Sep 2026US 2026/0274460 A1Autel Robotics Co., Ltd.
- Motor Control Optimizations For Unmanned Aerial Vehicles10 Sep 2026US 2026/0264898 A1Skydio, Inc.
Most cited
By later US patents
- Modular drone and methods for use237US 8,989,922 B2Azure Sky Group LLC · 2015
- Ordnance delivery system and method including remotely piloted or programmable aircraft with yaw-to-turn guidance system114US 4,730,793 AE-Systems, Inc. · 1988
- Automated fulfillment of unmanned aerial vehicles69US 9,815,633 B1Amazon Technologies, Inc. · 2017
- Battery thermal management system and method67US 10,960,785 B2Joby Aero, Inc. · 2021
- Ventilated rotor mounting boom for personal aircraft58US 9,764,833 B1Kitty Hawk Corporation · 2017