F04B 17/04
Using solenoids
Official title: using solenoids
F04B17/04 (Using solenoids) appears on 583 US grants and 516 published applications in this corpus.
Search patents in F04B- Granted patents
- 583
- Published applications
- 516
- Assignees
- 346
- Inventors
- 1,076
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 9 | 0 |
| 1978 | 8 | 0 |
| 1979 | 7 | 0 |
| 1980 | 6 | 0 |
| 1981 | 11 | 0 |
| 1982 | 7 | 0 |
| 1983 | 9 | 0 |
| 1984 | 6 | 0 |
| 1985 | 8 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 13 | 0 |
| 1989 | 7 | 0 |
| 1990 | 5 | 0 |
| 1991 | 7 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 9 | 0 |
| 1997 | 5 | 0 |
| 1998 | 9 | 0 |
| 1999 | 9 | 0 |
| 2000 | 6 | 0 |
| 2001 | 18 | 5 |
| 2002 | 14 | 16 |
| 2003 | 10 | 13 |
| 2004 | 16 | 20 |
| 2005 | 13 | 18 |
| 2006 | 12 | 25 |
| 2007 | 8 | 14 |
| 2008 | 10 | 20 |
| 2009 | 6 | 16 |
| 2010 | 10 | 22 |
| 2011 | 7 | 15 |
| 2012 | 13 | 24 |
| 2013 | 17 | 23 |
| 2014 | 15 | 29 |
| 2015 | 12 | 22 |
| 2016 | 19 | 26 |
| 2017 | 28 | 29 |
| 2018 | 18 | 31 |
| 2019 | 28 | 30 |
| 2020 | 23 | 29 |
| 2021 | 24 | 20 |
| 2022 | 26 | 17 |
| 2023 | 17 | 23 |
| 2024 | 20 | 14 |
| 2025 | 15 | 9 |
| 2026 | 10 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fluidic methods and devices6 Oct 2026US 12,753,749 B2Obotics Inc.
- Pumping assembly29 Sep 2026US 12,746,560 B2Graco Minnesota Inc.
- Solenoid concept for pump control of a variable displacement piston pump29 Sep 2026US 12,747,727 B2Hamilton Sundstrand Corporation
- Pump drive system9 Jun 2026US 12,650,119 B2Graco Minnesota Inc.
- Uplock unlock electro-hydrostatic actuator5 May 2026US 12,617,524 B2Goodrich Corporation
- Lubricant pump system for hvac&r system8 Oct 2026US 2026/0309136 A1Tyco Fire & Security GmbH
- Pump arrangement comprising a venting channel1 Oct 2026US 2026/0298222 A1Schwäbische Hüttenwerke Automotive GmbH
- Pump for hvac&r system13 Aug 2026US 2026/0235114 A1Tyco Fire & Security GmbH
- Pumping assembly6 Aug 2026US 2026/0225120 A1Graco Minnesota Inc.
- Fuel Pump26 Feb 2026US 2026/0055751 A1Hitachi Astemo, Ltd.
Most cited
By later US patents
- Implantable microinfusion pump system579US 4,487,603 ACordis Corporation · 1984
- Infusion device and driving mechanism and process for same with actuator for multiple infusion uses522US 6,932,584 B2Medtronic MiniMed, Inc. · 2005
- Blood pump actuator273US 5,360,445 AInternational Business Machines Corporation · 1994
- Electronic control system and process for electromagnetic pump259US 6,595,756 B2Medtronic MiniMed, Inc. · 2003
- Infusion device and driving mechanism for same246US 6,805,693 B2Medtronic MiniMed, Inc. · 2004