F02B 29/0406
Layout of the intake air cooling or coolant circuit
Official title: {Layout of the intake air cooling or coolant circuit}
F02B29/0406 (Layout of the intake air cooling or coolant circuit) appears on 1,888 US grants and 1,977 published applications in this corpus.
Search patents in F02B- Granted patents
- 1,888
- Published applications
- 1,977
- Assignees
- 477
- Inventors
- 3,587
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 7 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 8 | 0 |
| 1986 | 6 | 0 |
| 1987 | 10 | 0 |
| 1988 | 7 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 10 | 0 |
| 1992 | 9 | 0 |
| 1993 | 7 | 0 |
| 1994 | 9 | 0 |
| 1995 | 15 | 0 |
| 1996 | 13 | 0 |
| 1997 | 11 | 0 |
| 1998 | 14 | 0 |
| 1999 | 12 | 0 |
| 2000 | 24 | 0 |
| 2001 | 51 | 15 |
| 2002 | 54 | 45 |
| 2003 | 39 | 75 |
| 2004 | 62 | 79 |
| 2005 | 73 | 97 |
| 2006 | 68 | 101 |
| 2007 | 79 | 126 |
| 2008 | 83 | 134 |
| 2009 | 47 | 117 |
| 2010 | 72 | 105 |
| 2011 | 84 | 124 |
| 2012 | 86 | 111 |
| 2013 | 95 | 88 |
| 2014 | 93 | 136 |
| 2015 | 104 | 114 |
| 2016 | 107 | 100 |
| 2017 | 82 | 70 |
| 2018 | 80 | 73 |
| 2019 | 64 | 59 |
| 2020 | 78 | 59 |
| 2021 | 60 | 35 |
| 2022 | 33 | 24 |
| 2023 | 34 | 34 |
| 2024 | 33 | 22 |
| 2025 | 18 | 17 |
| 2026 | 8 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
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- Engine assembly for a motor vehicle and control method thereof10 Sep 2026US 2026/0266230 A1Ferrari S.P. A.
- Internal combustion engine3 Sep 2026US 2026/0258740 A1Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
- V-type internal combustion engine20 Aug 2026US 2026/0243193 A1Liebherr-Components Colmar SAS
Most cited
By later US patents
- Turbocharging systems for internal combustion engines197US 6,062,026 ATurbodyne Systems, Inc. · 2000
- Premixed charge compression ignition engine with optimal combustion control196US 6,276,334 B1Cummins Engine Company, Inc. · 2001
- Turbocharged engine after cooling system and method182US 4,010,613 AThe Garrett Corporation · 1977
- Low emission, diesel-cycle engine158US 6,470,682 B2The United States of America as represented by the Administrator of the United States Environmental Protection Agency · 2002
- Premixed charge compression ignition engine with optimal combustion control152US 6,230,683 B1Cummins Engine Company, Inc. · 2001