F04B 1/0465
Plate-like
Official title: plate-like
F04B1/0465 (Plate-like) appears on 40 US grants and 19 published applications in this corpus.
Search patents in F04B- Granted patents
- 40
- Published applications
- 19
- Assignees
- 30
- Inventors
- 76
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 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 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 2 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 3 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 3 |
| 2021 | 1 | 1 |
| 2022 | 2 | 1 |
| 2023 | 1 | 2 |
| 2024 | 3 | 3 |
| 2025 | 2 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Control plate of a hydraulic machine and hydraulic machine3 Feb 2026US 12,540,604 B2Danfoss A/S
- Fluid plate assembly25 Feb 2025US 12,237,754 B2ROLLS-ROYCE plc
- Pump fluid end with suction valve closure assist18 Feb 2025US 12,228,127 B2Halliburton Energy Services.Inc.
- System for a bent axis motor13 Feb 2024US 11,898,582 B1Dana Motion Systems Italia S.R.L.
- Hydraulic fluid pump and retainer assembly for same6 Feb 2024US 11,891,988 B2Gd Energy Products, LLC
- Control plate of a hydraulic machine and hydraulic machine30 May 2024US 2024/0175429 A1Danfoss A/S
- Hydraulic fluid pump and retainer assembly for same18 Apr 2024US 2024/0125309 A1Gd Energy Products, LLC
- Pump fluid end with suction valve closure assist4 Apr 2024US 2024/0110550 A1Halliburton Energy Services.Inc.
- Fluid plate assembly22 Jun 2023US 2023/0198339 A1ROLLS-ROYCE plc
- Radial piston hydraulic device distributed by pilot operated check valves9 Feb 2023US 2023/0042317 A1Huaqiao University
Most cited
By later US patents
- Motor driven hydraulic tool with variable displacement hydraulic pump27US 5,477,680 ABurndy Corporation · 1995
- Hydraulic fluid pump and retainer assembly for same20US 11,891,988 B2Gd Energy Products, LLC · 2024
- Hydraulic fluid pump and retainer assembly for same15US 11,131,295 B2Gardner Denver Petroleum Pumps, LLC · 2021
- Rotary engine intake and exhaust system8US 4,062,330 ABillings Energy Corporation · 1977
- Method of controlling the timing of ignition in an internal combustion engine6US 4,023,536 ATownsend Engineering Company · 1977