F05D 2300/135
Hafnium
F05D2300/135 (Hafnium) appears on 15 US grants and 25 published applications in this corpus.
Search patents in F05D- Granted patents
- 15
- Published applications
- 25
- Assignees
- 15
- Inventors
- 55
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2012 | 0 | 2 |
| 2013 | 1 | 3 |
| 2014 | 0 | 3 |
| 2015 | 0 | 1 |
| 2016 | 1 | 3 |
| 2017 | 0 | 1 |
| 2018 | 6 | 3 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 3 | 2 |
| 2023 | 0 | 5 |
| 2024 | 2 | 0 |
| 2025 | 2 | 0 |
| 2026 | 0 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Protection against oxidation or corrosion of a hollow part made of a superalloy28 Oct 2025US 12,454,891 B2Safran
- Superalloy turbomachine part with an optimized hafnium content19 Aug 2025US 12,392,256 B2Centre National De La Recherche Scientifique
- Vane arc segment with thermal insulation element26 Nov 2024US 12,152,505 B2Rtx Corporation
- Environmental barrier coating20 Aug 2024US 12,065,382 B2Rtx Corporation
- Vane arc segment with thermal insulation element27 Dec 2022US 11,536,148 B2Raytheon Technologies Corporation
- Abradable coating16 Apr 2026US 2026/0103993 A1Rtx Corporation
- Environmental barrier coating and method of making the same7 Dec 2023US 2023/0391683 A1Raytheon Technologies Corporation
- Protection against oxidation or corrosion of a hollow part made of a superalloy28 Sep 2023US 2023/0304409 A1Safran
- Vane arc segment with thermal insulation element6 Apr 2023US 2023/0106689 A1Raytheon Technologies Corporation
- Superalloy turbomachine part with an optimized hafnium content9 Mar 2023US 2023/0076728 A1Centre National De La Recherche Scientifique
Most cited
By later US patents
- Hybrid turbine blade for improved engine performance or architecture14US 10,035,185 B2United Technologies Corporation · 2018
- Hybrid turbine blade for improved engine performance or architecture9US 10,005,125 B2United Technologies Corporation · 2018
- Abrasive coating and manufacture and use methods4US 10,012,095 B2United Technologies Corporation · 2018
- Abrasive coating and manufacture and use methods3US 10,018,056 B2United Technologies Corporation · 2018
- Vane arc segment with thermal insulation element2US 11,536,148 B2Raytheon Technologies Corporation · 2022