F04B 9/045
The means being eccentrics
Official title: {the means being eccentrics}
F04B9/045 (The means being eccentrics) appears on 316 US grants and 315 published applications in this corpus.
Search patents in F04B- Granted patents
- 316
- Published applications
- 315
- Assignees
- 208
- Inventors
- 672
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 7 | 0 |
| 1997 | 12 | 0 |
| 1998 | 8 | 0 |
| 1999 | 12 | 0 |
| 2000 | 7 | 0 |
| 2001 | 9 | 4 |
| 2002 | 6 | 5 |
| 2003 | 4 | 0 |
| 2004 | 3 | 3 |
| 2005 | 1 | 2 |
| 2006 | 3 | 2 |
| 2007 | 1 | 3 |
| 2008 | 1 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 7 |
| 2011 | 1 | 4 |
| 2012 | 4 | 8 |
| 2013 | 6 | 15 |
| 2014 | 4 | 8 |
| 2015 | 7 | 6 |
| 2016 | 4 | 14 |
| 2017 | 11 | 21 |
| 2018 | 13 | 35 |
| 2019 | 28 | 24 |
| 2020 | 23 | 23 |
| 2021 | 16 | 31 |
| 2022 | 23 | 27 |
| 2023 | 15 | 24 |
| 2024 | 14 | 11 |
| 2025 | 22 | 23 |
| 2026 | 15 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pumping assembly29 Sep 2026US 12,746,560 B2Graco Minnesota Inc.
- Radial piston pump, method for operating a radial piston pump, and steering system15 Sep 2026US 12,736,036 B2Pump Technology Solutions PS GmbH
- Pump drive system9 Jun 2026US 12,650,119 B2Graco Minnesota Inc.
- Hydraulic linkage plunger pushing mechanism and plunger diaphragm pump using same26 May 2026US 12,638,013 B2Shanghai Nikuni Fluid System Co., Ltd.
- High-pressure water pump lubricated by water or aqueous solution19 May 2026US 12,631,177 B2Shanghai Wave Rider Fluid Technology Co., Ltd.
- Long stroke parallel pump1 Oct 2026US 2026/0298218 A1National Oilwell Varco, L. P.
- Pump drive system17 Sep 2026US 2026/0275973 A1Graco Minnesota Inc.
- Elastically driven piston pump3 Sep 2026US 2026/0258794 A1
- Pumping assembly6 Aug 2026US 2026/0225120 A1Graco Minnesota Inc.
- Variable displacement pump6 Aug 2026US 2026/0226889 A1Micro Matic USA, Inc.
Most cited
By later US patents
- Disposable ambulatory microprocessor controlled volumetric pump249US 5,807,075 ASarcos Corp. · 1998
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- Status monitoring and failure diagnosis system for plunger pump155US 11,047,379 B1American Jereh International Corporation · 2021
- Segmented fluid end124US 10,184,470 B22019