F02B 27/0289
Intake runners having multiple intake valves per cylinder
Official title: {Intake runners having multiple intake valves per cylinder}
F02B27/0289 (Intake runners having multiple intake valves per cylinder) appears on 43 US grants and 5 published applications in this corpus.
Search patents in F02B- Granted patents
- 43
- Published applications
- 5
- Assignees
- 18
- Inventors
- 75
- Latest grant
- 21 Nov 2006
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 7 | 0 |
| 1987 | 3 | 0 |
| 1988 | 6 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 3 |
| 2005 | 1 | 1 |
| 2006 | 5 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Indirect variable valve actuation for an internal combustion engine21 Nov 2006US 7,137,381 B1Ricardo, Inc.
- Intake manifold with variable runner area19 Sep 2006US 7,107,958 B2Litens Automotive Partnership
- Burnt gas-scavenging indirect-injection internal-combustion supercharged engine and supercharged air supply method for such an engine1 Aug 2006US 7,082,764 B2Institut Francais du Petrole
- Intake manifold with variable runner area17 Jan 2006US 6,986,333 B2Litens Automotive
- Process for controlling the valves of an internal combustion engine3 Jan 2006US 6,981,475 B2Peugeot Citroen Automobiles SA
- Intake manifold with variable runner area16 Mar 2006US 2006/0054126 A1Litens Automotive Partnership
- Intake manifold with variable runner area22 Dec 2005US 2005/0279313 A1Litens Automotive
- Burnt gas-scavenging indirect-injection internal-combustion supercharged engine and supercharged air supply method for such an engine23 Dec 2004US 2004/0255907 A1Institut Francais du Petrole
- Process for controlling the valves of an internal combustion engine16 Dec 2004US 2004/0250780 A1Peugeot Citroen Automobiles SA
- Air intake system for multi-cylinder engine29 Jul 2004US 2004/0144359 A1Mazda Motor Corporation
Most cited
By later US patents
- Intake system for internal combustion engine86US 4,763,612 AYamaha Hatsudoki Kabushiki Kaisha · 1988
- Supercharging apparatus for use in an internal combustion engine35US 5,427,078 AMazda Motor Corporation · 1995
- Intake passage for multi-cylinder engine26US 4,766,853 AYamaha Hatsudoki Kabushiki Kaisha · 1988
- Intake system for internal combustion engines26US 4,932,378 AMazda Motor Corporation · 1990
- Throttle valve control apparatus25US 5,027,769 AMitsubishi Jidosha Kogya Kabushiki Kaisha · 1991