F01P 3/2271
Closed cycles with separator and liquid return
Official title: {Closed cycles with separator and liquid return}
F01P3/2271 (Closed cycles with separator and liquid return) appears on 24 US grants and 12 published applications in this corpus.
Search patents in F01P- Granted patents
- 24
- Published applications
- 12
- Assignees
- 13
- Inventors
- 42
- Latest grant
- 18 Jul 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 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 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 2 | 2 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 2 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Vapor leak pressure relief and diversion system18 Jul 2023US 11,702,976 B2Rolls-Royce North American Technologies Inc.
- Alternative method of heat removal from an internal combustion engine18 May 2021US 11,008,927 B2
- Cooling device having a refrigerant supply part of a condenser arranged higher than a shaft part of a turbine in a gravity direction21 May 2019US 10,294,849 B2Toyota Jidosha Kabushiki Kaisha
- Ebullient cooling device26 Feb 2019US 10,215,078 B2Toyota Jidosha Kabushiki Kaisha
- Rankine cycle for a vehicle16 May 2017US 9,650,941 B2Ford Global Technologies, LLC
- Vapor leak pressure relief and diversion system23 Sep 2021US 2021/0293174 A1Rolls-Royce North American Technologies Inc.
- Alternative method of heat removal from an internal combustion engine15 Oct 2020US 2020/0325813 A1
- Internal combustion engine5 Dec 2019US 2019/0368407 A1Honda Motor Co., Ltd.
- Cooling device for internal combustion engine10 Aug 2017US 2017/0226918 A1Toyota Jidosha Kabushiki Kaisha
- Rankine cycle for a vehicle16 Jun 2016US 2016/0169079 A1Ford Global Technologies, LLC
Most cited
By later US patents
- Boiling liquid engine cooling system58US 4,367,699 AEVC Associates Limited Partnership · 1983
- Engine energy management system15US 9,316,141 B22016
- Cooling system for automotive engine or the like12US 4,622,925 ANissan Motor Co., Ltd. · 1986
- Cooling system for automotive engine or the like11US 4,662,317 ANissan Motor Co., Ltd. · 1987
- Cooling system for automotive engine or the like10US 4,721,071 ANissan Motor Co., Ltd. · 1988