F02M 35/1233
By using expansion chambers in the air intake flow path
Official title: {by using expansion chambers in the air intake flow path}
F02M35/1233 (By using expansion chambers in the air intake flow path) appears on 83 US grants and 36 published applications in this corpus.
Search patents in F02M- Granted patents
- 83
- Published applications
- 36
- Assignees
- 54
- Inventors
- 162
- Latest grant
- 19 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 3 |
| 2002 | 5 | 6 |
| 2003 | 4 | 0 |
| 2004 | 3 | 3 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 2 | 3 |
| 2008 | 3 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 2 | 3 |
| 2016 | 2 | 0 |
| 2017 | 2 | 2 |
| 2018 | 0 | 4 |
| 2019 | 2 | 2 |
| 2020 | 3 | 2 |
| 2021 | 4 | 1 |
| 2022 | 1 | 0 |
| 2023 | 2 | 0 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Air induction system including air duct having cylindrical wall with opening extending radially therethrough and feature for minimizing airflow disturbances caused by presence of opening25 Apr 2023US 11,635,049 B1Mann+Hummel GmbH
- Marine engine intake manifolds having noise attenuation14 Feb 2023US 11,578,687 B1Brunswick Corporation
- Engine intake system28 Jun 2022US 11,371,477 B2Mazda Motor Corporation
- Silencer for the reduction of gas noise in an intake system of a combustion engine and a method for the production of such a silencer21 Sep 2021US 11,125,194 B2Mann+Hummel GmbH
- Air warmer24 Oct 2024US 2024/0352947 A1Smiths Medical ASD, Inc.
- Engine intake system28 Jan 2021US 2021/0025358 A1Mazda Motor Corporation
- Supercharger Intercooler With Reversion Control9 Jul 2020US 2020/0217240 A1
- Silencer for the Reduction of Gas Noise in an Intake System of a Combustion Engine and a Method for the Production of Such a Silencer19 Mar 2020US 2020/0088144 A1Mann+Hummel GmbH
- Engine intake air duct4 Jul 2019US 2019/0203681 A1Inoac Corporation
Most cited
By later US patents
- Air cleaner60US 4,227,898 AYamaha Hatsudoki Kabushiki Kaisha · 1980
- Suction air muffler for a motorcycle58US 4,136,756 AKawasaki Jukogyo Kabushiki Kaisha · 1979
- Venturi muffler with variable throat area58US 5,821,475 AThe United States of America as represented by the Secretary of the Navy · 1998
- Engine air cleaner - noise reducer47US 4,782,912 AFord Motor Company · 1988
- Air intake noise suppressor47US 5,016,728 AArctco, Inc. · 1991