F04B 1/141
Details or component parts
F04B1/141 (Details or component parts) appears on 349 US grants and 339 published applications in this corpus.
Search patents in F04B- Granted patents
- 349
- Published applications
- 339
- Assignees
- 196
- Inventors
- 710
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 8 | 0 |
| 1998 | 9 | 0 |
| 1999 | 9 | 0 |
| 2000 | 12 | 0 |
| 2001 | 6 | 2 |
| 2002 | 13 | 7 |
| 2003 | 8 | 8 |
| 2004 | 8 | 13 |
| 2005 | 5 | 8 |
| 2006 | 4 | 9 |
| 2007 | 4 | 7 |
| 2008 | 6 | 4 |
| 2009 | 3 | 9 |
| 2010 | 4 | 11 |
| 2011 | 5 | 7 |
| 2012 | 3 | 9 |
| 2013 | 9 | 14 |
| 2014 | 7 | 19 |
| 2015 | 9 | 20 |
| 2016 | 10 | 18 |
| 2017 | 18 | 28 |
| 2018 | 18 | 18 |
| 2019 | 12 | 15 |
| 2020 | 21 | 18 |
| 2021 | 20 | 25 |
| 2022 | 23 | 22 |
| 2023 | 20 | 14 |
| 2024 | 12 | 14 |
| 2025 | 14 | 12 |
| 2026 | 14 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Rotary swash plate hydraulic pump15 Sep 2026US 12,736,037 B2Kawasaki Jukogyo Kabushiki Kaisha
- Hydraulic pump8 Sep 2026US 12,729,695 B2Valeo Embrayages
- Rotary swash plate hydraulic pump1 Sep 2026US 12,723,575 B2Kawasaki Jukogyo Kabushiki Kaisha
- Rotary swash plate hydraulic pump1 Sep 2026US 12,723,576 B2Kawasaki Jukogyo Kabushiki Kaisha
- Axial piston pumps25 Aug 2026US 12,716,404 B2Zhong Moyuan Technology (Shanghai) Co., Ltd.
- Active checked multiple displacer assembly1 Oct 2026US 2026/0298217 A1Graco Minnesota Inc.
- Slipper component with ceramic surface30 Jul 2026US 2026/0218689 A1Ocean Pacific Technologies
- Piston pump of the type having at least three pumping chambers23 Jul 2026US 2026/0210343 A1Mixtron S.R.L.
- Wobble plate for sprayer cleaning systems18 Jun 2026US 2026/0166572 A1Techtronic Cordless GP
- Axial piston pumps12 Mar 2026US 2026/0071620 A1Zhong Moyuan Technology (Shanghai) Co., Ltd.
Most cited
By later US patents
- Pump system including valve cartridge assembly with a suction valve in line with a discharge valve59US 9,670,922 B2Gardner Denver Water Jetting Systems, Inc. · 2017
- Fluid end assembly57US 10,962,001 B2Kerr Machine Co. · 2021
- Fluid end assembly46US 10,670,013 B2Kerr Machine Co. · 2020
- Portable airless sprayer44US 8,596,555 B2Graco Minnesota Inc. · 2013
- Electro-hydraulic power unit with a rotary cam hydraulic power unit41US 7,182,583 B2Sauer-Danfoss Inc. · 2007