F03C 1/0605
Adaptations of pistons
Official title: {Adaptations of pistons (pump pistons F04B1/124, F04B53/14)}
F03C1/0605 (Adaptations of pistons) appears on 34 US grants and 44 published applications in this corpus.
Search patents in F03C- Granted patents
- 34
- Published applications
- 44
- Assignees
- 23
- Inventors
- 85
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 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 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 3 |
| 2015 | 0 | 3 |
| 2016 | 0 | 7 |
| 2017 | 6 | 5 |
| 2018 | 4 | 3 |
| 2019 | 3 | 4 |
| 2020 | 7 | 1 |
| 2021 | 1 | 3 |
| 2022 | 0 | 2 |
| 2023 | 3 | 2 |
| 2024 | 2 | 0 |
| 2025 | 2 | 3 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Slipper component with ceramic surface11 Aug 2026US 12,704,117 B2Ocean Pacific Technologies
- Hydraulic piston pump/motor with non-cantilevered pistons17 Feb 2026US 12,553,344 B2Goodrich Corporation
- Hydrostatic shoe with face seal9 Dec 2025US 12,492,637 B2Goodrich Corporation
- Axial piston machine having a seal ring which is spherical in sections25 Feb 2025US 12,234,818 B2Moog Inc.
- Piston body including an internal space for use in a hydraulic pump or motor2 Jul 2024US 12,025,112 B2Komatsu Ltd.
- Volumetric variable displacement machine8 Oct 2026US 2026/0309147 A1
- Improved axial piston hydraulic machine6 Aug 2026US 2026/0226888 A1
- Slipper component with ceramic surface30 Jul 2026US 2026/0218689 A1Ocean Pacific Technologies
- Axial piston machine having a seal ring which is spherical in sections14 May 2026US 2026/0132784 A1Moog Inc.
- Compression ring for a piston slipper arrangement, piston slipper arrangement, and axial piston machine30 Apr 2026US 2026/0117755 A1
Most cited
By later US patents
- Hydraulic motor21US 4,223,594 A1980
- Drive assembly with pressure force aggregating piston arrangement for hydraulic motor speed/torque selector7US 10,138,729 B2Deere & Company · 2018
- Hydraulic motor with radial propulsors retained against corresponding sliding-contact surfaces by resilient means and by mechanical-retaining means located outside said propulsors7US 5,967,018 ARiva Calzoni S.p.A. · 1999
- Swash plate type liquid-pressure rotating device and method of manufacturing same4US 10,533,544 B2Kawasaki Jukogyo Kabushiki Kaisha · 2020
- Hydrostatic actuator and arrangement of a hydrostatic actuator in a motor vehicle4US 9,784,256 B2Schaeffler Technologies AG & Co. KG · 2017