F15B 15/12
Of the oscillating-vane or curved-cylinder type
Official title: of the oscillating-vane or curved-cylinder type
F15B15/12 (Of the oscillating-vane or curved-cylinder type) appears on 259 US grants and 199 published applications in this corpus.
Search patents in F15B- Granted patents
- 259
- Published applications
- 199
- Assignees
- 151
- Inventors
- 424
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 7 | 0 |
| 2000 | 1 | 0 |
| 2001 | 9 | 3 |
| 2002 | 9 | 7 |
| 2003 | 9 | 10 |
| 2004 | 5 | 1 |
| 2005 | 2 | 2 |
| 2006 | 1 | 2 |
| 2007 | 3 | 5 |
| 2008 | 1 | 5 |
| 2009 | 1 | 4 |
| 2010 | 5 | 8 |
| 2011 | 4 | 5 |
| 2012 | 4 | 5 |
| 2013 | 2 | 8 |
| 2014 | 7 | 17 |
| 2015 | 8 | 11 |
| 2016 | 7 | 14 |
| 2017 | 15 | 11 |
| 2018 | 7 | 17 |
| 2019 | 13 | 20 |
| 2020 | 20 | 12 |
| 2021 | 16 | 13 |
| 2022 | 14 | 7 |
| 2023 | 4 | 4 |
| 2024 | 7 | 1 |
| 2025 | 3 | 3 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Rotary actuator28 Apr 2026US 12,612,932 B2Nabtesco Corporation
- Rotary actuator unit with load control5 Aug 2025US 12,378,980 B2MOVECO S.r.l.
- Integrated pump device24 Jun 2025US 12,338,892 B2Denso Corporation
- Tensioning device22 Apr 2025US 12,280,733 B2Autoliv Development AB
- Pneumatic cylinder10 Dec 2024US 12,163,538 B1Easytork Automation Corporation
- Rotary actuator24 Sep 2026US 2026/0286987 A1
- Mobile machine with improved electric powered actuator system6 Aug 2026US 2026/0226710 A1Moog Inc.
- Hydraulic blocking rotary actuator with continuous seal extending to radial locations25 Jun 2026US 2026/0177082 A1Woodward, Inc.
- Actuator curved inner length measurement apparatus and method for measuring actuator curved inner length19 Mar 2026US 2026/0078781 A1Bridgestone Corporation
- Rotary actuator1 May 2025US 2025/0137472 A1Nabtesco Corporation
Most cited
By later US patents
- Variable valve timing control system80US 6,330,870 B1Denso Corporation · 2001
- Bi-fluid actuator60US 6,711,984 B22004
- Robotic human torso47US 5,394,766 AThe Walt Disney Company · 1995
- Bendable actuator38US 5,083,498 ABridgestone Corporation · 1992
- Conical rotary actuator and its application to the control of a rudder35US 5,722,616 ASociete Nationale Industrielle et Aerospatiale · 1998