F04B 1/122
Details or component parts
Official title: Details or component parts, e.g. valves, sealings or lubrication means (for machines or pumps having rotary cylinder blocks F04B1/2014)
F04B1/122 (Details or component parts) appears on 334 US grants and 286 published applications in this corpus.
Search patents in F04B- Granted patents
- 334
- Published applications
- 286
- Assignees
- 179
- Inventors
- 693
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 5 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 0 | 0 |
| 1995 | 5 | 0 |
| 1996 | 10 | 0 |
| 1997 | 5 | 0 |
| 1998 | 15 | 0 |
| 1999 | 9 | 0 |
| 2000 | 8 | 0 |
| 2001 | 10 | 0 |
| 2002 | 11 | 2 |
| 2003 | 8 | 9 |
| 2004 | 5 | 8 |
| 2005 | 5 | 8 |
| 2006 | 6 | 9 |
| 2007 | 3 | 9 |
| 2008 | 6 | 6 |
| 2009 | 7 | 6 |
| 2010 | 5 | 3 |
| 2011 | 3 | 8 |
| 2012 | 3 | 7 |
| 2013 | 3 | 8 |
| 2014 | 4 | 8 |
| 2015 | 3 | 15 |
| 2016 | 7 | 31 |
| 2017 | 17 | 22 |
| 2018 | 12 | 16 |
| 2019 | 22 | 20 |
| 2020 | 19 | 22 |
| 2021 | 11 | 13 |
| 2022 | 17 | 12 |
| 2023 | 14 | 11 |
| 2024 | 10 | 11 |
| 2025 | 12 | 12 |
| 2026 | 7 | 10 |
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
- Axial piston pumps25 Aug 2026US 12,716,404 B2Zhong Moyuan Technology (Shanghai) Co., Ltd.
- Slipper component with ceramic surface11 Aug 2026US 12,704,117 B2Ocean Pacific Technologies
- Rotary swash plate hydraulic pump19 May 2026US 12,631,165 B2Kawasaki Jukogyo Kabushiki Kaisha
- Pump packing monitoring system10 Mar 2026US 12,571,379 B1NexTier Completion Solutions Inc.
- Improved axial piston hydraulic machine6 Aug 2026US 2026/0226888 A1
- Slipper component with ceramic surface30 Jul 2026US 2026/0218689 A1Ocean Pacific Technologies
- Valve assembly and pump provided with said valve assembly23 Jul 2026US 2026/0210350 A1Mixtron S.R.L.
- Pressure source unit14 May 2026US 2026/0132782 A1Kawasaki Jukogyo Kabushiki Kaisha
- Axial piston machine having a seal ring which is spherical in sections14 May 2026US 2026/0132784 A1Moog Inc.
Most cited
By later US patents
- Method and apparatus for pressurizing fluids106US 5,879,137 AJetec Company · 1999
- Variable volume positive displacement dispensing system and method76US 6,514,569 B12003
- 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
- Pump assembly57US 9,528,508 B2Schlumberger Technology Corporation · 2016