C21D 2211/007
Ledeburite
C21D2211/007 (Ledeburite) appears on 4 US grants and 5 published applications in this corpus.
Search patents in C21D- Granted patents
- 4
- Published applications
- 5
- Assignees
- 5
- Inventors
- 26
- Latest grant
- 9 Jul 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year.
Recent patents
- Slide rings having a ledeburitic microstructure at the surface9 Jul 2019US 10,344,348 B2Federal-Mogul Friedberg GmbH
- Material with high resistance to wear2 Jan 2018US 9,855,603 B2Boehler Edelstahl GmbH & Co. KG
- Ledeburite cast iron with a high carbide content and an evenly distributed graphite embodiment27 Nov 2012US 8,317,942 B2Federal-Mogul Friedberg GmbH
- Wear-resistant camshaft and method of producing the same4 Jun 2002US 6,398,881 B1Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Systems and methods for improving iron-based camshaft fatigue life27 Nov 2025US 2025/0360557 A1Cummins Inc.
- Slide rings having a ledeburitic microstructure at the surface25 Aug 2016US 2016/0244856 A1Federal-Mogul Friedberg GmbH
- Material with high resistance to wear26 Dec 2013US 2013/0343944 A1Boehler Edelstahl GmbH & Co. KG
- Granulator blades with a high wear resistance and sharpening method thereof20 Oct 2011US 2011/0253826 A1Polimeri Europa S. p. A.
- Ledeburite cast iron with a high carbide content and an evenly distributed graphite embodiment28 Apr 2011US 2011/0094632 A1Federal-Mogul Friedberg GmbH
Most cited
By later US patents