F15B 15/26
Locking mechanisms
F15B15/26 (Locking mechanisms) appears on 530 US grants and 385 published applications in this corpus.
Search patents in F15B- Granted patents
- 530
- Published applications
- 385
- Assignees
- 343
- Inventors
- 967
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 7 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 9 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 15 | 0 |
| 1985 | 10 | 0 |
| 1986 | 8 | 0 |
| 1987 | 10 | 0 |
| 1988 | 8 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 9 | 0 |
| 1992 | 8 | 0 |
| 1993 | 7 | 0 |
| 1994 | 9 | 0 |
| 1995 | 5 | 0 |
| 1996 | 10 | 0 |
| 1997 | 6 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 9 | 0 |
| 2001 | 13 | 3 |
| 2002 | 11 | 11 |
| 2003 | 14 | 9 |
| 2004 | 7 | 15 |
| 2005 | 6 | 12 |
| 2006 | 9 | 15 |
| 2007 | 14 | 5 |
| 2008 | 7 | 12 |
| 2009 | 6 | 9 |
| 2010 | 5 | 7 |
| 2011 | 6 | 6 |
| 2012 | 7 | 11 |
| 2013 | 6 | 17 |
| 2014 | 14 | 18 |
| 2015 | 17 | 22 |
| 2016 | 20 | 18 |
| 2017 | 16 | 20 |
| 2018 | 23 | 20 |
| 2019 | 20 | 30 |
| 2020 | 29 | 27 |
| 2021 | 18 | 18 |
| 2022 | 18 | 14 |
| 2023 | 17 | 28 |
| 2024 | 25 | 11 |
| 2025 | 15 | 13 |
| 2026 | 9 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Integrated pump device16 Jun 2026US 12,655,857 B2Denso Corporation
- Actuator2 Jun 2026US 12,644,477 B2The Boeing Company
- Linear actuator19 May 2026US 12,630,285 B2Goodrich Actuation Systems Limited
- Hydraulic actuator and method for operating5 May 2026US 12,618,420 B2Airbus Operations GmbH
- Track tensioning system28 Apr 2026US 12,612,125 B2The Dynamic Engineering Solution Pty Ltd
- Locking cylinder and method of operation24 Sep 2026US 2026/0286989 A1SHPAC USA, Inc.
- Multi-functioning locking mechanism of a hold open rod20 Aug 2026US 2026/0243280 A1MarathonNorco Aerospace, Inc.
- Quick release scotch yoke actuator6 Aug 2026US 2026/0226885 A1Bray International, Inc.
- Hydraulic actuator6 Aug 2026US 2026/0226922 A1Svm Schultz Verwaltungs-GmbH & Co.KG
- Module forming a mechanical actuator of the muscle or fluidic bladder type, corresponding system and method of use2 Jul 2026US 2026/0185547 A1
Most cited
By later US patents
- Fusible member connection apparatus and method100US 5,695,306 ALockheed Martin Corporation · 1997
- Variable valve timing control system80US 6,330,870 B1Denso Corporation · 2001
- Actuator with automatic lock47US 5,025,708 ABaroid Technology, Inc. · 1991
- Self-adjusting automatic locking piston for RAM blowout preventers45US 5,056,418 A1991
- Fluid apparatus43US 4,932,311 ADaihatsu Diesel Mfg. Co., Ltd. · 1990