F05D 2230/41
Hardening
Official title: Hardening; Annealing
F05D2230/41 (Hardening) appears on 59 US grants and 88 published applications in this corpus.
Search patents in F05D- Granted patents
- 59
- Published applications
- 88
- Assignees
- 46
- Inventors
- 223
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 2 | 2 |
| 2004 | 0 | 2 |
| 2005 | 2 | 1 |
| 2006 | 0 | 2 |
| 2007 | 2 | 2 |
| 2008 | 0 | 2 |
| 2009 | 1 | 3 |
| 2010 | 0 | 2 |
| 2011 | 2 | 4 |
| 2012 | 0 | 3 |
| 2013 | 3 | 5 |
| 2014 | 3 | 2 |
| 2015 | 1 | 5 |
| 2016 | 2 | 5 |
| 2017 | 1 | 11 |
| 2018 | 5 | 8 |
| 2019 | 6 | 14 |
| 2020 | 10 | 7 |
| 2021 | 5 | 2 |
| 2022 | 4 | 3 |
| 2023 | 1 | 1 |
| 2024 | 4 | 1 |
| 2025 | 0 | 0 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Slurry-based methods for forming a bond coat and articles formed by the methods2 Jun 2026US 12,643,831 B2General Electric Company
- Turbine component with a thin interior partition7 Apr 2026US 12,595,742 B2Rtx Corporation
- Nacelle inlet assembly with composite lipskin10 Dec 2024US 12,163,440 B2The Boeing Company
- Engine component with modification area for influencing crack propagation and method of manufacturing26 Mar 2024US 11,939,885 B2Rolls-Royce Deutschland Ltd & Co KG
- Molten metal rotor with hardened blade tips19 Mar 2024US 11,933,324 B2Molten Metal Equipment Innovations, LLC
- Slurry-based methods for forming a bond coat and articles formed by the methods17 Sep 2026US 2026/0274760 A1General Electric Company
- Nacelle inlet assembly with composite lipskin18 Jan 2024US 2024/0018883 A1The Boeing Company
- Turbine component with a thin interior partition26 Jan 2023US 2023/0021707 A1Raytheon Technologies Corporation
- High-efficiency epicyclic gear assemblies for turbomachines and method of manufacturing thereof13 Oct 2022US 2022/0325669 A1GE Avio S. r. l.
- Engine component with modification area for influencing crack propagation and method of manufacturing15 Sep 2022US 2022/0290634 A1Rolls-Royce Deutschland Ltd & Co KG
Most cited
By later US patents
- Manufacturing of Nitinol parts and forms58US 6,422,010 B1Nitinol Technologies, Inc. · 2002
- Laser shock peened disks with loading and locking slots for turbomachinery31US 5,522,706 AGeneral Electric Company · 1996
- Method of controlling grain size in forged precipitation-strengthened alloys and components formed thereby28US 8,679,269 B2General Electric Company · 2014
- Cantilevered stator stage20US 7,241,108 B2ROLLS-ROYCE plc · 2007
- Method using laser shock processing to provide improved residual stress profile characteristics11US 6,664,506 B2LSP Technologies, Inc. · 2003