B64C 13/48
Characterised by the fluid being gaseous
Official title: characterised by the fluid being gaseous
B64C13/48 (Characterised by the fluid being gaseous) appears on 24 US grants and 20 published applications in this corpus.
Search patents in B64C- Granted patents
- 24
- Published applications
- 20
- Assignees
- 10
- Inventors
- 37
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 1 |
| 2018 | 2 | 2 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 5 | 7 |
| 2022 | 0 | 1 |
| 2023 | 5 | 2 |
| 2024 | 2 | 2 |
| 2025 | 2 | 0 |
By publication year.
Recent patents
- Hybrid power systems for different modes of flight23 Sep 2025US 12,420,921 B2Kitty Hawk Corporation
- Single bushing supported pneumatic actuators24 Jun 2025US 12,337,951 B2Hamilton Sundstrand Corporation
- Short takeoff and landing vehicle with forward swept wings1 Oct 2024US 12,103,674 B2Kitty Hawk Corporation
- Hybrid power systems for different modes of flight27 Aug 2024US 12,071,234 B2Kitty Hawk Corporation
- Apparatus, system and method for a supplemental wing for a rotary wing aircraft26 Dec 2023US 11,851,172 B1Piasecki Aircraft Corporation
- Hybrid power systems for different modes of flight7 Nov 2024US 2024/0367788 A1Kitty Hawk Corporation
- Single bushing supported pneumatic actuators27 Jun 2024US 2024/0208640 A1Hamilton Sundstrand Corporation
- Hybrid power systems for different modes of flight28 Dec 2023US 2023/0415886 A1Kitty Hawk Corporation
- Short takeoff and landing vehicle with forward swept wings27 Jul 2023US 2023/0234704 A1Kitty Hawk Corporation
- Short takeoff and landing vehicle with forward swept wings10 Mar 2022US 2022/0073200 A1Kitty Hawk Corporation
Most cited
By later US patents
- Electrostatic/pneumatic actuators for active surfaces213US 6,215,221 B1Honeywell International Inc. · 2001
- Dynamic activation of pumps of a fluid power system166US 10,040,541 B2The Boeing Company · 2018
- Electrostatic/pneumatic actuators for active surfaces132US 6,288,472 B1Honeywell International Inc. · 2001
- Electrostatic actuators for active surfaces99US 6,358,021 B1Honeywell International Inc. · 2002
- Tilting mechanism with telescoping actuator14US 10,988,249 B1Kitty Hawk Corporation · 2021