F02M 35/10131
Ducts situated in more than one plane
Official title: {Ducts situated in more than one plane; Ducts of one plane crossing ducts of another plane}
F02M35/10131 (Ducts situated in more than one plane) appears on 112 US grants and 52 published applications in this corpus.
Search patents in F02M- Granted patents
- 112
- Published applications
- 52
- Assignees
- 63
- Inventors
- 237
- Latest grant
- 23 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 8 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 2 |
| 2002 | 4 | 2 |
| 2003 | 3 | 3 |
| 2004 | 4 | 4 |
| 2005 | 2 | 6 |
| 2006 | 5 | 5 |
| 2007 | 5 | 2 |
| 2008 | 2 | 3 |
| 2009 | 1 | 2 |
| 2010 | 2 | 2 |
| 2011 | 2 | 3 |
| 2012 | 1 | 2 |
| 2013 | 2 | 3 |
| 2014 | 2 | 2 |
| 2015 | 1 | 2 |
| 2016 | 1 | 3 |
| 2017 | 3 | 3 |
| 2018 | 3 | 0 |
| 2019 | 2 | 3 |
| 2020 | 2 | 0 |
| 2021 | 3 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Ventilation duct23 Nov 2021US 11,181,082 B2Toyota Jidosha Kabushiki Kaisha
- Turbocharger compressor bypass coaxial re-introduction system to optimize transient load response16 Nov 2021US 11,174,822 B1Cummins Power Generation Inc.
- Engine intake air duct2 Feb 2021US 10,907,590 B2Inoac Corporation
- Intake and exhaust device for automotive engine15 Sep 2020US 10,774,793 B2Mazda Motor Corporation
- Exhaust stack in air intake housing28 Jan 2020US 10,544,761 B2CNH Industrial America LLC
- Engine intake air duct4 Jul 2019US 2019/0203681 A1Inoac Corporation
- Ventilation duct2 May 2019US 2019/0128222 A1Toyota Jidosha Kabushiki Kaisha
- Intake and exhaust device for automotive engine28 Feb 2019US 2019/0063376 A1Mazda Motor Corporation
- Exhaust stack in air intake housing14 Dec 2017US 2017/0356406 A1CNH Industrial America LLC
- Air cleaner for vehicle5 Oct 2017US 2017/0284346 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- V-type multiple-cylinder air intake device46US 7,004,137 B2Nissan Motors Co., Ltd. · 2006
- Air cleaner and snorkel assembly42US 5,195,484 AGeneral Motors Corporation · 1993
- Engine with integral mounted EGR cooler36US 4,258,687 AFord Motor Company · 1981
- Intake system for V-type internal combustion engine36US 4,957,071 ANissan Motor Co., Ltd. · 1990
- Induction system for V-type internal combustion engine23US 4,708,097 AMazda Motor Corporation · 1987