B64C 11/12
Flexible
Official title: flexible
B64C11/12 (Flexible) appears on 9 US grants and 7 published applications in this corpus.
Search patents in B64C- Granted patents
- 9
- Published applications
- 7
- Assignees
- 4
- Inventors
- 19
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 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 | 0 |
| 2004 | 0 | 0 |
| 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 | 0 |
| 2014 | 0 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 3 |
| 2018 | 2 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Propeller attaching device and propeller attaching method8 Apr 2025US 12,269,577 B2Sony Group Corporation
- Composite rotor system using two race track style cantilevered yokes25 Feb 2020US 10,569,867 B2Bell Helicopter Textron Inc.
- Composite rotor system using two race track style cantilevered yokes2 Oct 2018US 10,086,934 B2Bell Helicopter Textron Inc.
- Fiber orientation to allow for automated ply placement with composite rotor yokes28 Aug 2018US 10,059,064 B2Bell Helicopter Textron Inc.
- Fiber orientation to allow for automated ply placement with composite rotor yokes25 Jul 2017US 9,714,086 B2Bell Helicopter Textron Inc.
- Propeller attaching device and propeller attaching method22 Jun 2023US 2023/0192272 A1Sony Group Corporation
- Composite Rotor System Using Two Race Track Style Cantilevered Yokes6 Dec 2018US 2018/0346109 A1Bell Helicopter Textron Inc.
- Fiber Orientation to Allow for Automated Ply Placement With Composite Rotor Yokes12 Oct 2017US 2017/0291701 A1Bell Helicopter Textron Inc.
- Reduced Complexity Ring Motor Design for Propeller Driven Vehicles13 Apr 2017US 2017/0104385 A1
- Composite Rotor System Using Two Race Track Style Cantilevered Yokes16 Mar 2017US 2017/0073067 A1Bell Helicopter Textron Inc.
Most cited
By later US patents
- Composite fan blade31US 5,240,377 AWilliams International Corporation · 1993
- Helicopter rotor yoke8US 9,073,625 B1Textron Innovations Inc. · 2015
- Method of and apparatus for increasing propulsive efficiency of aircraft propellers3US 4,422,828 A1983
- Composite rotor system using two race track style cantilevered yokes3US 9,505,490 B2Bell Helicopter Textron Inc. · 2016
- Composite rotor system using two race track style cantilevered yokes1US 10,086,934 B2Bell Helicopter Textron Inc. · 2018