F03G 7/06146
Torque tubes or torsion bars
Official title: {Torque tubes or torsion bars}
F03G7/06146 (Torque tubes or torsion bars) appears on 57 US grants and 45 published applications in this corpus.
Search patents in F03G- Granted patents
- 57
- Published applications
- 45
- Assignees
- 22
- Inventors
- 91
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 3 |
| 2013 | 3 | 2 |
| 2014 | 3 | 3 |
| 2015 | 1 | 3 |
| 2016 | 1 | 6 |
| 2017 | 6 | 3 |
| 2018 | 7 | 3 |
| 2019 | 3 | 5 |
| 2020 | 3 | 6 |
| 2021 | 10 | 4 |
| 2022 | 3 | 1 |
| 2023 | 2 | 2 |
| 2024 | 2 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for a remote control actuator6 Oct 2026US 12,753,743 B2Trustees of Tufts College
- Artificial muscle actuators8 Oct 2024US 12,110,879 B2Lintec of America, Inc.
- Seat with shape memory material member actuation13 Feb 2024US 11,897,379 B2Toyota Motor Engineering & Manufacturing North America, Inc.
- Artificial muscle actuators18 Jul 2023US 11,703,037 B2Lintec of America, Inc.
- Labyrinth barrier with members constructed of a shape memory material28 Feb 2023US 11,592,112 B2The Boeing Company
- Shape Memory Alloy Haptics Designs21 Aug 2025US 2025/0264938 A1Hutchinson Technology Incorporated
- Seat with shape memory material member actuation20 Apr 2023US 2023/0120436 A1Toyota Motor Engineering & Manufacturing North America, Inc.
- Artificial muscle actuators5 Jan 2023US 2023/0003201 A1Lintec of America, Inc.
- Labyrinth barrier with members constructed of a shape memory material20 Jan 2022US 2022/0018444 A1The Boeing Company
- Shape memory alloy actuators and thermal management systems including the same30 Dec 2021US 2021/0404451 A1The Boeing Company
Most cited
By later US patents
- Thin-film shape memory alloy actuators and processing methods151US 6,447,478 B12002
- Shape memory bi-directional rotary actuator70US 5,127,228 A1992
- Shape memory rotary actuator70US 6,065,934 AThe Boeing Company · 2000
- Shape memory alloy device and control method70US 6,499,952 B1The Boeing Company · 2002
- Shape memory alloy device and control method48US 7,037,076 B2The Boeing Company · 2006