F15B 2211/521
Mechanically
Official title: mechanically
F15B2211/521 (Mechanically) appears on 52 US grants and 47 published applications in this corpus.
Search patents in F15B- Granted patents
- 52
- Published applications
- 47
- Assignees
- 49
- Inventors
- 121
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 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 | 3 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 2 |
| 2004 | 2 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 2 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 1 |
| 2018 | 0 | 4 |
| 2019 | 4 | 4 |
| 2020 | 4 | 3 |
| 2021 | 4 | 5 |
| 2022 | 4 | 2 |
| 2023 | 2 | 1 |
| 2024 | 3 | 8 |
| 2025 | 6 | 6 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Pneumatic gauge and pressure control device and pneumatic system including same4 Aug 2026US 12,698,787 B2
- Hydraulic control system and method with electro-proportional pressure valve and integral check5 May 2026US 12,618,424 B2HydraForce, Inc.
- Mobile machine and method20 Jan 2026US 12,529,388 B2AGCO International GmbH
- Pump control shock absorber11 Nov 2025US 12,467,549 B2Caterpillar Global Mining LLC
- Load-controlled hydraulic supply for an attachment attached to an agricultural tractor8 Jul 2025US 12,352,292 B2Deere & Company
- Wing force management system for an agricultural implement14 Aug 2025US 2025/0255209 A1CNH Industrial America LLC
- Advanced precision construction features on pilot operated machines12 Jun 2025US 2025/0188701 A1Deere & Company
- Ground pressure control for agricultural implement29 May 2025US 2025/0169388 A1
- Pneumatic gauge and pressure control device and pneumatic system including same30 Jan 2025US 2025/0035137 A1
- Hydraulic pressure control unit16 Jan 2025US 2025/0018917 A1Robert Bosch GmbH
Most cited
By later US patents
- Pressure control valve having intrinsic mechanical feedback system28US 7,509,905 B2Raytheon Sarcos, LLC · 2009
- Hydraulic control system17US 4,129,987 AGresen Manufacturing Company · 1978
- Multiple chamber coaxial hydraulic jack and control system therefor16US 4,531,451 ASociete Nationale d'Etude et de Construction de Moteurs D'Aviation "S.N.E.C.M A." · 1985
- Hand tools including a hydraulic jack for the control of working members16US 4,823,588 ASociete D'Etudes Et De Methode D'Applications · 1989
- Methods and apparatus for operating and performing diagnostics in a control loop of a control valve14US 6,999,853 B2Fisher Controls International LLC · 2006