F02M 35/108
With primary and secondary intake passages
Official title: with primary and secondary intake passages
F02M35/108 (With primary and secondary intake passages) appears on 457 US grants and 257 published applications in this corpus.
Search patents in F02M- Granted patents
- 457
- Published applications
- 257
- Assignees
- 149
- Inventors
- 791
- Latest grant
- 10 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 13 | 0 |
| 1981 | 24 | 0 |
| 1982 | 10 | 0 |
| 1983 | 3 | 0 |
| 1984 | 13 | 0 |
| 1985 | 17 | 0 |
| 1986 | 11 | 0 |
| 1987 | 8 | 0 |
| 1988 | 8 | 0 |
| 1989 | 7 | 0 |
| 1990 | 8 | 0 |
| 1991 | 5 | 0 |
| 1992 | 11 | 0 |
| 1993 | 12 | 0 |
| 1994 | 10 | 0 |
| 1995 | 3 | 0 |
| 1996 | 10 | 0 |
| 1997 | 15 | 0 |
| 1998 | 10 | 0 |
| 1999 | 7 | 0 |
| 2000 | 7 | 0 |
| 2001 | 9 | 6 |
| 2002 | 16 | 14 |
| 2003 | 11 | 12 |
| 2004 | 11 | 19 |
| 2005 | 16 | 17 |
| 2006 | 13 | 9 |
| 2007 | 12 | 12 |
| 2008 | 5 | 7 |
| 2009 | 12 | 18 |
| 2010 | 7 | 15 |
| 2011 | 16 | 15 |
| 2012 | 10 | 9 |
| 2013 | 10 | 15 |
| 2014 | 14 | 13 |
| 2015 | 7 | 13 |
| 2016 | 6 | 14 |
| 2017 | 8 | 4 |
| 2018 | 16 | 13 |
| 2019 | 8 | 7 |
| 2020 | 9 | 8 |
| 2021 | 11 | 7 |
| 2022 | 6 | 5 |
| 2023 | 3 | 2 |
| 2024 | 2 | 2 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for operating a supercharged internal combustion engine and device for providing combustion air for a supercharged internal combustion engine10 Sep 2024US 12,085,011 B2Liebherr Machines Bulle SA
- Air intake port for a lean-burn gasoline engine23 Jul 2024US 12,044,192 B2Jaguar Land Rover Limited
- Internal combustion engine system operable in at least two operating modes19 Sep 2023US 11,761,408 B2Volvo Truck Corporation
- Fuel feed unit and two-stroke engine having a fuel feed unit1 Aug 2023US 11,713,738 B2Andreas Stihl AG & CO.KG
- Engine24 Jan 2023US 11,560,828 B2Subaru Corporation
- Two-stroke engine and handheld work apparatus23 Jul 2026US 2026/0210286 A1Andreas Stihl AG & CO.KG
- Method for operating a supercharged internal combustion engine and device for providing combustion air for a supercharged internal combustion engine17 Oct 2024US 2024/0344477 A1Liebherr Machines Bulle SA
- Air intake port for a lean-burn gasoline engine16 May 2024US 2024/0159199 A1Jaguar Land Rover Limited
- Method for operating a supercharged internal combustion engine and device for providing combustion air for a supercharged internal combustion engine1 Jun 2023US 2023/0167764 A1Liebherr Machines Bulle SA
- Fuel feed unit and two-stroke engine having a fuel feed unit19 Jan 2023US 2023/0013645 A1Andreas Stihl AG & CO.KG
Most cited
By later US patents
- 6-cycle engine with regenerator168US 8,186,334 B22012
- Method and system for turbocharging an engine59US 8,069,663 B2Ford Global Technologies, LLC · 2011
- Fuel injection valve58US 6,616,071 B2Keihin Corporation · 2003
- Dual intake valve type internal combustion engine55US 4,285,310 AToyota Jidosha Kogyo Kabushiki Kaisha · 1981
- Method and system for a turbocharged engine54US 8,511,084 B2Ford Global Technologies, LLC · 2013