F01L 5/045
Piston-type or cylinder-type valves arranged above the piston and coaxial with the
Official title: {Piston-type or cylinder-type valves arranged above the piston and coaxial with the cylinder axis}
F01L5/045 (Piston-type or cylinder-type valves arranged above the piston and coaxial with the) appears on 14 US grants and 6 published applications in this corpus.
Search patents in F01L- Granted patents
- 14
- Published applications
- 6
- Assignees
- 4
- Inventors
- 17
- Latest grant
- 9 Mar 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 1 | 2 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Enhanced oiling for sliding valve aspiration system9 Mar 2021US 10,941,679 B2Grace Capital Partners, LLC
- Split cycle engine with crossover shuttle valve13 Aug 2019US 10,378,431 B2Tour Engine, Inc.
- Internal detonation engine, hybrid engines including the same, and methods of making and using the same20 Sep 2016US 9,447,712 B2
- Internal detonation engine, hybrid engines including the same, and methods of making and using the same17 Nov 2015US 9,188,002 B2
- Steam turbine engine29 Jan 2013US 8,359,862 B1
- Side Draft, Slide Valve Aspiration14 Nov 2019US 2019/0345851 A1Grace Capital Partners, LLC
- Enhanced Oiling for Sliding Valve Aspiration System22 Aug 2019US 2019/0257225 A1Grace Capital Partners, LLC
- Split cycle engine with crossover shuttle valve20 Sep 2018US 2018/0266308 A1Tour Engine, Inc.
- A Piston Engine with a Transfer Valve Assembly4 Jan 2018US 2018/0003091 A1Libertine FPE Ltd
- Internal Detonation Engine, Hybrid Engines Including the Same, and Methods of Making and Using the Same7 Jan 2016US 2016/0003044 A1
Most cited
By later US patents
- Internal combustion engine with adjustable flow exhaust system20US 4,815,421 A1989
- Valves and valve timing for internal combustion engine20US 5,803,042 A1998
- Cooling for gas turbine-two stroke piston compound engine19US 5,555,730 AHaeco Partners, Ltd. · 1996
- Split cycle engine with crossover shuttle valve6US 10,378,431 B2Tour Engine, Inc. · 2019
- Gas turbine-two-stroke piston compound engine6US 5,653,108 AHaeco Partners, Ltd. · 1997