F02F 1/4292
With liners
Official title: {with liners (F02F1/4257, F02F1/4271 take precedence)}
F02F1/4292 (With liners) appears on 3 US grants and 4 published applications in this corpus.
Search patents in F02F- Granted patents
- 3
- Published applications
- 4
- Assignees
- 5
- Inventors
- 15
- Latest grant
- 13 Jul 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
By publication year.
Recent patents
- Valve seat insert for engine head having venturi flow crowns and seating surface profiled for limiting valve recession13 Jul 2021US 11,060,425 B2Caterpillar Inc.
- Cylinder head and internal combustion engine equipped therewith17 Nov 2015US 9,188,079 B2MAN Diesel & Turbo SE
- Hydroformed port liner11 Dec 2007US 7,305,763 B2Board of Trustees of Michigan State University
- Valve seat insert for engine head having venturi flow crowns and seating surface profiled for limiting valve recession17 Sep 2020US 2020/0291827 A1Caterpillar Inc.
- Cylinder head and internal combustion engine equipped therewith8 Aug 2013US 2013/0199505 A1MAN Diesel & Turbo SE
- Piston engine systems and methods24 Dec 2009US 2009/0314005 A1Green Partners Technology GmbH
- Hydroformed port liner1 Feb 2007US 2007/0022982 A1Eaton Corporation
Most cited
By later US patents