B64C 27/001
Vibration damping devices
Official title: {Vibration damping devices}
B64C27/001 (Vibration damping devices) appears on 638 US grants and 541 published applications in this corpus.
Search patents in B64C- Granted patents
- 638
- Published applications
- 541
- Assignees
- 152
- Inventors
- 910
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 10 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 8 | 0 |
| 1994 | 7 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 10 | 0 |
| 1999 | 9 | 0 |
| 2000 | 11 | 0 |
| 2001 | 19 | 3 |
| 2002 | 16 | 11 |
| 2003 | 7 | 8 |
| 2004 | 8 | 6 |
| 2005 | 2 | 8 |
| 2006 | 9 | 16 |
| 2007 | 3 | 12 |
| 2008 | 13 | 13 |
| 2009 | 7 | 11 |
| 2010 | 11 | 21 |
| 2011 | 7 | 22 |
| 2012 | 18 | 17 |
| 2013 | 18 | 19 |
| 2014 | 23 | 16 |
| 2015 | 25 | 34 |
| 2016 | 18 | 23 |
| 2017 | 17 | 80 |
| 2018 | 27 | 40 |
| 2019 | 43 | 42 |
| 2020 | 62 | 45 |
| 2021 | 39 | 29 |
| 2022 | 31 | 21 |
| 2023 | 34 | 16 |
| 2024 | 24 | 14 |
| 2025 | 17 | 10 |
| 2026 | 8 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Rotorcraft with powerplant exhaust sound attenuation25 Aug 2026US 12,715,576 B2Pratt & Whitney Canada Corp.
- Autonomous aerial vehicle hardware configuration18 Aug 2026US 12,709,386 B2Skydio, Inc.
- Tunable mass damper assembly for a rotor blade26 May 2026US 12,637,206 B2Lockheed Martin Corporation
- Autonomous aerial vehicle hardware configuration26 May 2026US 12,637,207 B2Skydio, Inc.
- Tunable blade assembly, a blade assembly, and a method of controlling vibration12 May 2026US 12,623,773 B2The Boeing Company
- Tunable blade assembly, a blade assembly, and a method of controlling vibration20 Aug 2026US 2026/0242057 A1The Boeing Company
- Aircraft monitoring and control system and method20 Aug 2026US 2026/0244225 A1Honeywell International Inc.
- Tail-rotor vibration dampener system23 Apr 2026US 2026/0109450 A1The Boeing Company
- Autonomous Aerial Vehicle Hardware Configuration12 Feb 2026US 2026/0042534 A1Skydio, Inc.
- Active crew seat vibration control18 Dec 2025US 2025/0383008 A1Lockheed Martin Corporation
Most cited
By later US patents
- High-efficiency, large stroke electromechanical actuator1,075US 5,907,211 AMassachusetts Institute of Technology · 1999
- Method and apparatus for actively adjusting and controlling a resonant mass-spring system126US 5,456,341 AMoog Inc. · 1995
- Method and apparatus for reducing vibration of a helicopter fuselage118US 4,819,182 AWestland plc · 1989
- Energy harvesting, wireless structural health monitoring system93US 7,719,416 B2Microstrain, Inc. · 2010
- Hybrid active-passive noise and vibration control system for aircraft77US 5,845,236 ALord Corporation · 1998