F02F 2003/0007
Monolithic pistons
Official title: {Monolithic pistons; One piece constructions; Casting of pistons}
F02F2003/0007 (Monolithic pistons) appears on 65 US grants and 83 published applications in this corpus.
Search patents in F02F- Granted patents
- 65
- Published applications
- 83
- Assignees
- 30
- Inventors
- 132
- Latest grant
- 29 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 1 | 2 |
| 2003 | 2 | 2 |
| 2004 | 2 | 5 |
| 2005 | 7 | 3 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 2 | 6 |
| 2014 | 2 | 4 |
| 2015 | 1 | 5 |
| 2016 | 2 | 8 |
| 2017 | 4 | 11 |
| 2018 | 6 | 7 |
| 2019 | 12 | 6 |
| 2020 | 7 | 10 |
| 2021 | 4 | 6 |
| 2022 | 3 | 3 |
| 2023 | 3 | 1 |
| 2024 | 4 | 0 |
By publication year.
Recent patents
- Piston made using additive manufacturing techniques29 Oct 2024US 12,129,811 B2Tenneco Inc.
- Insulation layer on steel pistons8 Oct 2024US 12,110,837 B2Tenneco Inc.
- Piston for internal combustion engine4 Jun 2024US 12,000,355 B2Federal-Mogul Nurnberg GmbH
- Piston for use in internal combustion engines and method of making the piston28 May 2024US 11,994,085 B2GM Global Technology Operations LLC
- Engine piston, engine, hand-held tool, and method of manufacturing an engine piston15 Aug 2023US 11,725,570 B2Husqvarna AB
- Piston for use in internal combustion engines and method of making the piston28 Dec 2023US 2023/0417203 A1GM Global Technology Operations LLC
- One-piece cast piston for an internal combustion engine13 Oct 2022US 2022/0325676 A1Federal-Mogul Nurnberg GmbH
- Piston for internal combustion engine11 Aug 2022US 2022/0252019 A1Federal-Mogul Nurnberg GmbH
- Engine Piston, Engine, Hand-Held Tool, and Method of Manufacturing an Engine Piston17 Feb 2022US 2022/0049642 A1Husqvarna AB
- Steel piston26 Aug 2021US 2021/0262412 A1Isuzu Motors Limited
Most cited
By later US patents
- Closed gallery monobloc piston having oil drainage groove27US 6,557,514 B1Federal-Mogul World Wide, Inc. · 2003
- Monobloc piston16US 6,862,976 B2Federal-Mogul World Wide, Inc. · 2005
- Method for the production of a one-piece piston for an internal combustion engine15US 6,938,603 B2Mahle GmbH · 2005
- Piston cooling fin13US 6,532,913 B1Caterpillar Inc. · 2003
- Piston with advanced catalytic energy release11US 10,018,146 B2Federal-Mogul Corporation · 2018