F03C 1/08
Distributing valve-gear peculiar thereto
Official title: Distributing valve-gear peculiar thereto (for engines with positive-displacement in general F01L; {F03C1/06 takes precedence})
F03C1/08 (Distributing valve-gear peculiar thereto) appears on 23 US grants and 17 published applications in this corpus.
Search patents in F03C- Granted patents
- 23
- Published applications
- 17
- Assignees
- 14
- Inventors
- 36
- Latest grant
- 23 Jan 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 2 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 3 |
| 2016 | 2 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 2 |
| 2020 | 0 | 2 |
| 2021 | 2 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Volumetric pressure exchanger with booster effect and integrated flow measurement, for a seawater desalination plant23 Jan 2024US 11,878,272 B2
- Servoless motor28 Feb 2023US 11,592,000 B2Danfoss Power Solutions Inc.
- Reciprocating piston motor, motor-pump assembly and method for driving a pump2 Nov 2021US 11,162,516 B2
- Apparatus for generating energy23 Mar 2021US 10,954,914 B2
- Low-energy and high pressure, hydraulic, pneumatic engine3 Dec 2019US 10,495,055 B2
- Servoless motor4 May 2023US 2023/0136445 A1
- Volumetric pressure exchanger with booster effect and integrated flow measurement, for a seawater desalination plant6 Jan 2022US 2022/0001330 A1
- Servoless motor6 Feb 2020US 2020/0040867 A1Danfoss Power Solutions Inc.
- Reciprocating piston motor, motor-pump assembly and method for driving a pump16 Jan 2020US 2020/0018330 A1
- Apparatus for generating energy28 Nov 2019US 2019/0360454 A1
Most cited
By later US patents
- Non-conventional reciprocating hydraulic-electric power source22US 4,473,751 AHR Textron, Inc. · 1984
- Hydraulic control circuit and valve assembly12US 4,680,930 AOtis Engineering Corporation · 1987
- Oscillator actuated hydraulic impulse device11US 4,342,255 AMitsui Engineering & Shipbuilding Co., Ltd. · 1982
- Reciprocating hydraulic machine, especially a motor, and dosing apparatus comprising such a motor8US 7,207,260 B2Dosatron International · 2007
- Double acting reciprocating motor with uni-directional fluid flow6US 6,589,027 B2Westport Research Inc. · 2003