F01P 1/04
Arrangements for cooling pistons
F01P1/04 (Arrangements for cooling pistons) appears on 21 US grants and 14 published applications in this corpus.
Search patents in F01P- Granted patents
- 21
- Published applications
- 14
- Assignees
- 16
- Inventors
- 44
- Latest grant
- 7 Mar 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 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 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 3 |
| 2015 | 1 | 4 |
| 2016 | 4 | 0 |
| 2017 | 3 | 3 |
| 2018 | 0 | 0 |
| 2019 | 2 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Engine system7 Mar 2023US 11,598,292 B1
- Piston providing for reduced heat loss using cooling media21 May 2019US 10,294,887 B2Tenneco Inc.
- Piston thermal management in an opposed-piston engine8 Jan 2019US 10,174,713 B2Achates Power, Inc.
- Device for internal cooling and pressurization of rotary engine28 Nov 2017US 9,828,908 B2National Chung Shan Institute of Science and Technology
- Piston for an internal combustion engine10 Oct 2017US 9,784,211 B2Mahle International GmbH
- Piston providing for reduced heat loss using cooling media18 May 2017US 2017/0138296 A1Federal-Mogul Corporation
- Device for internal cooling and pressurization of rotary engine11 May 2017US 2017/0130647 A1National Chung Shan Institute of Science and Technology
- Piston thermal management in an opposed-piston engine12 Jan 2017US 2017/0009700 A1Achates Power, Inc.
- Piston for an internal combustion engine12 Nov 2015US 2015/0322887 A1Mahle International GmbH
- Device for cooling and pressurization17 Sep 2015US 2015/0260089 A1Chung Shan Institute of Science and Technology, Armaments Bureau, M. N. D
Most cited
By later US patents
- Continuously variable volume scavenging passage for two-stroke engines37US 5,379,732 A1995
- Performance improvement design for two-stroke engines27US 5,425,346 A1995
- Wobble piston15US 5,231,917 ADeVilbiss Air Power Company · 1993
- Friction welded steel piston having optimized cooling channel14US 9,238,283 B2KS Kolbenschmidt GmbH · 2016
- Piston for two-cycle engines8US 4,829,940 ASanshin Kogyo Kabushiki Kaisha · 1989