F02B 2023/107
Reverse tumble flow
Official title: {Reverse tumble flow, e.g. having substantially vertical intake ports}
F02B2023/107 (Reverse tumble flow) appears on 37 US grants and 15 published applications in this corpus.
Search patents in F02B- Granted patents
- 37
- Published applications
- 15
- Assignees
- 17
- Inventors
- 92
- Latest grant
- 12 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 7 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 2 |
| 2002 | 3 | 2 |
| 2003 | 3 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 2 |
| 2019 | 0 | 1 |
| 2020 | 1 | 2 |
| 2021 | 2 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Combustion chamber structure for engines19 Oct 2021US 11,149,682 B2Mazda Motor Corporation
- Combustion chamber structure for engines22 Jun 2021US 11,041,457 B2Mazda Motor Corporation
- In-combustion chamber flow control device21 Apr 2020US 10,626,786 B2Mazda Motor Corporation
- Fuel control system of engine20 Feb 2018US 9,897,037 B2Mazda Motor Corporation
- Internal Combustion Engine for a Motor Vehicle, in Particular for a Car2 Mar 2023US 2023/0067522 A1Mercedes-Benz Group AG
- Combustion chamber structure for engines3 Dec 2020US 2020/0378334 A1Mazda Motor Corporation
- Combustion chamber structure for engines28 May 2020US 2020/0166003 A1Mazda Motor Corporation
- In-combustion chamber flow control device16 May 2019US 2019/0145307 A1Mazda Motor Corporation
- Cylinder head for an internal combustion engine, internal combustion engine, and method for operating an internal combustion engine6 Dec 2018US 2018/0347451 A1Dr. Ing. h,c.F. Porsche Aktiengesellschaft
Most cited
By later US patents
- Internal combustion engine41US 5,305,720 AMitsubishi Jidosha Kogyo Kabushiki Kaisha · 1994
- Exhaust-gas temperature raising system for an in-cylinder injection type internal combustion engine39US 5,975,046 AMitsubishi Jidosha Kogyo Kabushiki Kaisha · 1999
- Internal combustion engine36US 5,115,774 AToyota Jidosha Kabushiki Kaisha · 1992
- Internal combustion engine34US 5,127,379 AToyota Jidosha Kabushiki Kaisha · 1992
- Direct-injection type spark-ignition internal combustion engine34US 5,720,253 ANissan Motor Co., Ltd. · 1998