F02B 29/0481
Intake air cooling by means others than heat exchangers
Official title: {Intake air cooling by means others than heat exchangers, e.g. by rotating drum regenerators, cooling by expansion or by electrical means}
F02B29/0481 (Intake air cooling by means others than heat exchangers) appears on 90 US grants and 74 published applications in this corpus.
Search patents in F02B- Granted patents
- 90
- Published applications
- 74
- Assignees
- 58
- Inventors
- 141
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 2 |
| 2003 | 3 | 4 |
| 2004 | 4 | 3 |
| 2005 | 1 | 3 |
| 2006 | 4 | 4 |
| 2007 | 2 | 4 |
| 2008 | 2 | 1 |
| 2009 | 0 | 3 |
| 2010 | 4 | 4 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 2 |
| 2014 | 5 | 6 |
| 2015 | 4 | 3 |
| 2016 | 3 | 3 |
| 2017 | 1 | 3 |
| 2018 | 2 | 2 |
| 2019 | 2 | 4 |
| 2020 | 3 | 1 |
| 2021 | 2 | 6 |
| 2022 | 8 | 3 |
| 2023 | 1 | 3 |
| 2024 | 2 | 3 |
| 2025 | 3 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Split cycle engine2 Jun 2026US 12,644,406 B2Fpt Industrial S.P.A.
- Powertrain for a utility vehicle12 Aug 2025US 12,385,429 B2Polaris Industries Inc.
- Control method for an air intake intercooler that heats or cools intake air of an engine and a control system thereof15 Jul 2025US 12,359,610 B2Weichai Power Co., Ltd.
- Charging system of an internal combustion engine4 Mar 2025US 12,241,403 B2Dr. Ing. h,c.F. Porsche Aktiengesellschaft
- Split cycle engine3 Sep 2024US 12,078,096 B2Dolphin N2 Limited
- Supercharging compressor for an internal combustion engine8 Oct 2026US 2026/0309072 A1Ferrari S.P. A.
- Supercharged air duct for providing supercharged air to an internal combustion engine19 Feb 2026US 2026/0049569 A1Dr. Ing. h,c.F. Porsche Aktiengesellschaft
- Powertrain for a utility vehicle20 Nov 2025US 2025/0354514 A1
- A control method for an air intake intercooler of an engine and a control system thereof24 Oct 2024US 2024/0352886 A1Weichai Power Co., Ltd.
- Split Cycle Engine17 Oct 2024US 2024/0344478 A1Dolphin N2 Limited
Most cited
By later US patents
- Intake air dehumidification system for an internal combustion engine51US 6,817,197 B1Cummins Inc. · 2004
- Internal combustion engine35US 5,285,752 ASingle-Stroke Motors, Inc. · 1994
- Method for generating a homogeneous mixture for auto-ignition internal combustion engines and for controlling the combustion process32US 6,543,411 B2DaimlerChrysler AG · 2003
- Flowing fluid conditioner27US 7,171,955 B22007
- Method and means for pre-heating the intake air of a supercharged, low-compression ratio diesel engine when operating at low load26US 4,122,679 ASociete d'Etudes de Machines Thermiques · 1978