F16N 39/02
Arrangements for conditioning of lubricants in the lubricating system: by cooling
Official title: by cooling (heat-exchangers in general F28)
F16N39/02 (Arrangements for conditioning of lubricants in the lubricating system: by cooling) appears on 132 US grants and 107 published applications in this corpus.
Search patents in F16N- Granted patents
- 132
- Published applications
- 107
- Assignees
- 111
- Inventors
- 353
- Latest grant
- 6 Oct 2026
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 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 5 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 3 |
| 2011 | 2 | 5 |
| 2012 | 0 | 0 |
| 2013 | 2 | 3 |
| 2014 | 2 | 4 |
| 2015 | 2 | 4 |
| 2016 | 5 | 2 |
| 2017 | 3 | 3 |
| 2018 | 1 | 9 |
| 2019 | 5 | 12 |
| 2020 | 9 | 13 |
| 2021 | 9 | 7 |
| 2022 | 9 | 7 |
| 2023 | 9 | 10 |
| 2024 | 10 | 10 |
| 2025 | 8 | 5 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vehicle oil cooling circuits6 Oct 2026US 12,753,878 B2Caterpillar Inc.
- Mechanical lubricating oil system with kidney loop system28 Jul 2026US 12,692,977 B2Stewart & Stevenson LLC
- Alternate lubrication mechanisms for vehicle bearings oil baffles and traps16 Jun 2026US 12,655,936 B2Rtx Corporation
- Reduction and reversing gear unit3 Mar 2026US 12,565,298 B2Kanzaki Kokyukoki Mfg.Co., Ltd.
- Fracturing apparatus4 Nov 2025US 12,460,631 B2Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
- Alternate lubrication mechanisms for vehicle bearings oil baffles and traps17 Sep 2026US 2026/0276145 A1Rtx Corporation
- An oil recovery system17 Sep 2026US 2026/0276146 A1Corsaer Holding B.V.
- Cooling and lubricating system for hybrid powertrain20 Aug 2026US 2026/0243392 A1Jing-Jin Electric Technologies Co., Ltd.
- Drivetrain of wind turbine with lubrication system and wind turbine comprising lubrication system30 Apr 2026US 2026/0117749 A1Envision Energy CO.,LTD
- Construction Machine26 Mar 2026US 2026/0085500 A1Hitachi Construction Machinery Co., Ltd.
Most cited
By later US patents
- Fracturing device144US 11,143,006 B1Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. · 2021
- High-low pressure lubrication system for high-horsepower plunger pump139US 10,859,203 B1American Jereh International Corporation · 2020
- Propfan turbine engine102US 4,887,424 AMotoren- und Turbinen-Union Munchen GmbH · 1989
- Lubrication and cooling system for a powertrain including an electric motor73US 5,217,085 AFord Motor Company · 1993
- Drive axle assembly with lubricant cooling system55US 5,540,300 AAmerican Axle & Manufacturing, Inc. · 1996