F01P 2003/021
Cooling cylinders
Official title: {Cooling cylinders}
F01P2003/021 (Cooling cylinders) appears on 267 US grants and 274 published applications in this corpus.
Search patents in F01P- Granted patents
- 267
- Published applications
- 274
- Assignees
- 110
- Inventors
- 624
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 6 | 3 |
| 2003 | 3 | 6 |
| 2004 | 7 | 5 |
| 2005 | 4 | 8 |
| 2006 | 10 | 15 |
| 2007 | 6 | 3 |
| 2008 | 4 | 4 |
| 2009 | 6 | 7 |
| 2010 | 1 | 6 |
| 2011 | 3 | 9 |
| 2012 | 10 | 4 |
| 2013 | 3 | 6 |
| 2014 | 8 | 5 |
| 2015 | 7 | 15 |
| 2016 | 7 | 20 |
| 2017 | 12 | 33 |
| 2018 | 27 | 22 |
| 2019 | 16 | 32 |
| 2020 | 41 | 26 |
| 2021 | 21 | 13 |
| 2022 | 13 | 11 |
| 2023 | 9 | 8 |
| 2024 | 4 | 3 |
| 2025 | 4 | 5 |
| 2026 | 7 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Engine14 Jul 2026US 12,680,495 B2Yanmar Holdings Co., Ltd.
- Vehicle engine thermal management by precision cooling using series flow-type cooling system16 Jun 2026US 12,654,798 B2Harley-Davidson Motor Company
- Cylinder head structure5 May 2026US 12,618,356 B2Kubota Corporation
- Cylinder block5 May 2026US 12,618,357 B2Toyota Jidosha Kabushiki Kaisha
- Engine device5 May 2026US 12,618,388 B2Yanmar Power Technology Co., Ltd.
- All-Terrain Vehicle7 May 2026US 2026/0125132 A1Zhejiang CFMOTO Power Co., Ltd.
- All-Terrain Vehicle7 May 2026US 2026/0126024 A1Zhejiang CFMOTO Power Co., Ltd.
- Systems and methods for cavitation prevention on liner walls9 Apr 2026US 2026/0098506 A1Daimler Truck North America LLC
- Method and device for predicting temperature of engine cooling system, and medium22 Jan 2026US 2026/0022654 A1Beijing Co Wheels Technology Co., Ltd.
- Cylinder block4 Dec 2025US 2025/0369384 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Premixed charge compression ignition engine with optimal combustion control196US 6,276,334 B1Cummins Engine Company, Inc. · 2001
- Cooling system for a vehicle having an internal-combustion engine99US 5,215,044 ABehr GmbH & Co. · 1993
- Cylinder and piston assemblies for opposed piston engines88US 7,861,679 B2Achates Power, Inc. · 2011
- Engine cooling system67US 6,955,141 B2General Motors Corporation · 2005
- Two-stroke diesel engine55US 6,182,619 B2General Atomics Aeronautical Systems, Inc. · 2001