F04B 23/026
A pump-side forming a wall of the reservoir
Official title: {a pump-side forming a wall of the reservoir}
F04B23/026 (A pump-side forming a wall of the reservoir) appears on 25 US grants and 28 published applications in this corpus.
Search patents in F04B- Granted patents
- 25
- Published applications
- 28
- Assignees
- 21
- Inventors
- 54
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 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 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 2 |
| 2004 | 0 | 5 |
| 2005 | 2 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 5 |
| 2019 | 2 | 1 |
| 2020 | 4 | 1 |
| 2021 | 1 | 2 |
| 2022 | 3 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pressure generating device and detecting system including the same14 Apr 2026US 12,599,904 B2Inti Taiwan, Inc.
- Condensate pump assembly20 May 2025US 12,305,637 B2Aspen Pumps Limited
- Portable hydraulic power unit13 Sep 2022US 11,441,551 B2Graco Minnesota Inc.
- Integrated gear pump in remote mounted hydraulic control unit2 Aug 2022US 11,401,957 B2Eaton Intelligent Power Limited
- Pumping water at a flow rate equal to a flow rate of a compressed air flowing into a reservoir having a stopper10 May 2022US 11,326,584 B2
- Pressure generating device and detecting system including the same24 Oct 2024US 2024/0351035 A1Inti Taiwan, Inc.
- Contactless machine drive and hand tool28 Dec 2023US 2023/0415180 A1Milwaukee Electric Tool Corporation
- Condensate pump assembly20 Jul 2023US 2023/0228265 A1Aspen Pumps Limited
- Fluid pump device12 Aug 2021US 2021/0246887 A1Esun Tools Mfg. Ltd.
- Integrated gear pump in remote mounted hydraulic control unit22 Jul 2021US 2021/0222763 A1Eaton Intelligent Power Limited
Most cited
By later US patents
- Dosing device33US 4,321,938 ACillichemie Ernst Vogelman GmbH & Co. · 1982
- Integrated electric motor driven inline hydraulic apparatus23US 5,220,225 AVickers, Incorporated · 1993
- Seal assembly with radially undulated sealing element21US 4,516,784 AZahnradfabrik Friedrichshafen AG · 1985
- Combined power pack unit18US 8,206,134 B2Maradyne Corporation · 2012
- Apparatus for filling capsules and the like16US 4,192,361 ARobert Bosch GmbH · 1980