B64C 27/58
Transmitting means
Official title: Transmitting means, e.g. interrelated with initiating means or means acting on blades (means acting on blades B64C27/72)
B64C27/58 (Transmitting means) appears on 780 US grants and 704 published applications in this corpus.
Search patents in B64C- Granted patents
- 780
- Published applications
- 704
- Assignees
- 220
- Inventors
- 1,143
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 6 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 9 | 0 |
| 1999 | 1 | 0 |
| 2000 | 11 | 0 |
| 2001 | 12 | 2 |
| 2002 | 11 | 8 |
| 2003 | 10 | 6 |
| 2004 | 7 | 4 |
| 2005 | 3 | 10 |
| 2006 | 6 | 8 |
| 2007 | 6 | 13 |
| 2008 | 3 | 18 |
| 2009 | 9 | 17 |
| 2010 | 17 | 19 |
| 2011 | 14 | 14 |
| 2012 | 17 | 22 |
| 2013 | 13 | 31 |
| 2014 | 31 | 35 |
| 2015 | 53 | 40 |
| 2016 | 38 | 43 |
| 2017 | 36 | 42 |
| 2018 | 33 | 60 |
| 2019 | 60 | 65 |
| 2020 | 64 | 46 |
| 2021 | 44 | 45 |
| 2022 | 40 | 43 |
| 2023 | 59 | 41 |
| 2024 | 35 | 35 |
| 2025 | 45 | 15 |
| 2026 | 16 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Helicopter rotor head structure15 Sep 2026US 12,735,178 B2Tibet Chuangbo General Aviation Technology Co., Ltd.
- Air vehicle8 Sep 2026US 12,728,990 B2Tusas- Turk Havacilik Ve Uzay Sanayii Anonim Sirketi
- Systems and methods for improved rotor assembly for use with a stator11 Aug 2026US 12,703,484 B2MagLev Aero Inc.
- Aircraft flight compensator9 Jun 2026US 12,649,567 B2Safran Electronics & Defense
- Blade pitch detection for an aerial vehicle26 May 2026US 12,637,209 B2Unmanned Aerospace LLC
- Flying object1 Oct 2026US 2026/0296641 A1Honda Motor Co., Ltd.
- Vertical take-off and landing aircraft3 Sep 2026US 2026/0257806 A1
- Swashplateless helicopter and control method thereof27 Aug 2026US 2026/0249987 A1Guangzhou Walkera Technology Co., Ltd
- A swash plate27 Aug 2026US 2026/0249988 A1BAE SYSTEMS plc
- A hybrid air vehicle6 Aug 2026US 2026/0225740 A1BAE SYSTEMS plc
Most cited
By later US patents
- High-efficiency, large stroke electromechanical actuator1,075US 5,907,211 AMassachusetts Institute of Technology · 1999
- Vertical takeoff and landing aircraft110US 5,839,691 A1998
- Rotor for a dual mode aircraft86US 8,376,264 B12013
- Tangential link swashplate centering member60US 4,688,993 AUnited Technologies Corporation · 1987
- Coaxial transmission/center hub subassembly for a rotor assembly having ducted, coaxial counter-rotating rotors60US 5,351,913 AUnited Technologies Corporation · 1994