F02M 35/1227
By using multiple air intake flow paths
Official title: {by using multiple air intake flow paths, e.g. bypass, honeycomb or pipes opening into an expansion chamber}
F02M35/1227 (By using multiple air intake flow paths) appears on 67 US grants and 23 published applications in this corpus.
Search patents in F02M- Granted patents
- 67
- Published applications
- 23
- Assignees
- 53
- Inventors
- 136
- Latest grant
- 15 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
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| 1987 | 3 | 0 |
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| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
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| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 2 |
| 2003 | 1 | 4 |
| 2004 | 4 | 2 |
| 2005 | 2 | 2 |
| 2006 | 1 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 3 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 3 |
| 2014 | 1 | 2 |
| 2015 | 2 | 1 |
| 2016 | 2 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Intake bypass recirculation structure capable of silencing15 Apr 2025US 12,276,242 B1Harbin Engineering University
- Filter muffler for an exhaust gas turbocharger of an internal combustion engine10 Jan 2023US 11,549,471 B2ABB Schweiz AG
- Pulsation mufflers for compressors20 Jul 2021US 11,067,084 B2Gardner Denver Deutschland GmbH
- Mapped sound generator30 Aug 2016US 9,429,116 B2McLaren Automotive Limited
- Resonator for vehicle12 Apr 2016US 9,309,843 B2Ls Mtron Ltd.
- Filter Muffler for an Exhaust Gas Turbocharger of an Internal Combustion Engine11 Mar 2021US 2021/0071627 A1ABB Schweiz AG
- Pulsation mufflers for compressors11 Oct 2018US 2018/0291905 A1Gardner Denver Deutschland GmbH
- Muffling apparatus24 May 2018US 2018/0142652 A1Roki Co., Ltd.
- Resonator for vehicle13 Aug 2015US 2015/0226163 A1Ls Mtron Ltd.
- Intake manifold7 Aug 2014US 2014/0216387 A1Ford Global Technologies, LLC
Most cited
By later US patents
- Low noise hose95US 5,548,093 AToyoda Gosei Co., Ltd. · 1996
- Venturi muffler with variable throat area58US 5,821,475 AThe United States of America as represented by the Secretary of the Navy · 1998
- Packless silencer55US 4,287,962 AIndustrial Acoustics Company, Inc. · 1981
- Noise attenuator for an induction system or an exhaust system55US 6,009,705 ATennex Europe Limited · 2000
- Air intake device54US 7,159,557 B2Honda Motor Co., Ltd. · 2007