E05F 15/50
Power-operated mechanisms for wings: using fluid-pressure actuators
Official title: using fluid-pressure actuators
E05F15/50 (Power-operated mechanisms for wings: using fluid-pressure actuators) appears on 474 US grants and 406 published applications in this corpus.
Search patents in E05F- Granted patents
- 474
- Published applications
- 406
- Assignees
- 304
- Inventors
- 885
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 6 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 12 | 0 |
| 1985 | 9 | 0 |
| 1986 | 0 | 0 |
| 1987 | 10 | 0 |
| 1988 | 4 | 0 |
| 1989 | 8 | 0 |
| 1990 | 6 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 14 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 8 | 3 |
| 2002 | 6 | 5 |
| 2003 | 3 | 6 |
| 2004 | 4 | 8 |
| 2005 | 7 | 12 |
| 2006 | 5 | 10 |
| 2007 | 5 | 4 |
| 2008 | 2 | 12 |
| 2009 | 1 | 10 |
| 2010 | 7 | 12 |
| 2011 | 5 | 13 |
| 2012 | 12 | 10 |
| 2013 | 10 | 18 |
| 2014 | 16 | 19 |
| 2015 | 24 | 25 |
| 2016 | 14 | 22 |
| 2017 | 17 | 16 |
| 2018 | 11 | 22 |
| 2019 | 27 | 21 |
| 2020 | 16 | 23 |
| 2021 | 18 | 34 |
| 2022 | 19 | 21 |
| 2023 | 23 | 18 |
| 2024 | 24 | 37 |
| 2025 | 19 | 14 |
| 2026 | 14 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Automotive vehicle door system81US 6,305,737 B1ASC Incorporated · 2001
- Door closer69US 4,660,250 ADorma-Baubeschlag GmbH & Co. KG · 1987
- Hydraulic door operating system for autoclaves and sterilizers69US 5,146,713 AAmerican Sterilizer Company · 1992
- Mechanism for controlling the raising and lowering of a door61US 5,203,392 AAnchuan Corporation · 1993
- Power-assist door closer48US 4,995,194 AYale Security Inc. · 1991