F02M 35/1216
By using a plurality of holes, slits, protrusions, perforations, ribs or the
Official title: {by using a plurality of holes, slits, protrusions, perforations, ribs or the like; Surface structures; Turbulence generators}
F02M35/1216 (By using a plurality of holes, slits, protrusions, perforations, ribs or the) appears on 115 US grants and 100 published applications in this corpus.
Search patents in F02M- Granted patents
- 115
- Published applications
- 100
- Assignees
- 93
- Inventors
- 260
- Latest grant
- 21 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 6 |
| 2003 | 2 | 5 |
| 2004 | 7 | 7 |
| 2005 | 2 | 8 |
| 2006 | 5 | 3 |
| 2007 | 2 | 3 |
| 2008 | 4 | 6 |
| 2009 | 4 | 4 |
| 2010 | 5 | 4 |
| 2011 | 1 | 5 |
| 2012 | 5 | 3 |
| 2013 | 4 | 4 |
| 2014 | 4 | 1 |
| 2015 | 2 | 4 |
| 2016 | 5 | 4 |
| 2017 | 1 | 4 |
| 2018 | 4 | 8 |
| 2019 | 4 | 6 |
| 2020 | 2 | 8 |
| 2021 | 9 | 1 |
| 2022 | 5 | 3 |
| 2023 | 1 | 0 |
| 2024 | 2 | 0 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Fuel injection throttle body21 Jan 2025US 12,203,434 B2Holley Performance Products, Inc.
- Acoustic component and air routing line having an acoustic component8 Oct 2024US 12,110,849 B2Mann+Hummel GmbH
- Vehicle air filter housing with integrated broad band tuner23 Jul 2024US 12,042,756 B2Toledo Molding & Die, Inc.
- Acoustic resonator13 Jun 2023US 11,674,481 B2Akwel
- Resonator20 Sep 2022US 11,448,172 B2HS R & A Co., Ltd.
- Fuel injection throttle body22 May 2025US 2025/0163874 A1Holley Performance Products, Inc.
- Acoustic component and air routing line having an acoustic component23 Jan 2025US 2025/0027468 A1Mann+Hummel GmbH
- Acoustic component and air routing line having an acoustic component8 Dec 2022US 2022/0389892 A1Mann+Hummel GmbH
- Fuel Injection Throttle Body24 Nov 2022US 2022/0372940 A1Holley Performance Products, Inc.
- Vehicle air filter housing with integrated broad band tuner20 Jan 2022US 2022/0016561 A1Toledo Molding & Die, Inc.
Most cited
By later US patents
- Means silencing suction noise in internal combustion engines72US 4,254,746 AHonda Giken Kogyo Kabushiki Kaisha · 1981
- Air intake silencer71US 3,966,014 ABombardier Inc. · 1976
- Packless silencer55US 4,287,962 AIndustrial Acoustics Company, Inc. · 1981
- Flow improvement vanes in the intake system of an internal combustion engine47US 5,924,398 AFord Global Technologies, LLC · 1999
- Intake silencer for motor vehicle45US 5,979,598 AWOCO Franz-Josef Wolf & Co. · 1999