Directed cooling for rotating machinery
US-9850760-B2 · Dec 26, 2017 · US
Diffusion bonding
Diffusion bonding · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F05D2230/236 |
| Official title | Diffusion bonding |
| Display label | Diffusion bonding |
| Total patents | 161 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 17 |
| 2016 | 23 |
| 2017 | 23 |
| 2018 | 17 |
| 2019 | 27 |
| 2020 | 17 |
| 2021 | 14 |
| 2022 | 7 |
| 2023 | 7 |
| 2024 | 3 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hybrid diffusion-brazing process and hybrid diffusion-brazed article
US-9849533-B2 · Dec 26, 2017 · US
Hot gas path component having near wall cooling features
US-9828915-B2 · Nov 28, 2017 · US
Dual alloy turbine rotors and methods for manufacturing the same
US-2017304929-A1 · Oct 26, 2017 · US
Manufacture of hollow aerofoil
US-9771807-B2 · Sep 26, 2017 · US
Airfoil Trailing Edge Cooling
US-2017234138-A1 · Aug 17, 2017 · US
Dual alloy turbine rotors and methods for manufacturing the same
US-9724780-B2 · Aug 8, 2017 · US
Rotors and Methods of Making the Same
US-2017218780-A1 · Aug 3, 2017 · US
Hollow component manufacture
US-9694438-B2 · Jul 4, 2017 · US
Method for joining dissimilar engine components
US-2017173729-A1 · Jun 22, 2017 · US
Fan blade root block assembly
US-2017175763-A1 · Jun 22, 2017 · US
Method of making a bladed rotor for a turbomachine
US-2017145837-A1 · May 25, 2017 · US
Dual alloy bladed rotors suitable for usage in gas turbine engines and methods for the manufacture thereof
US-2017138206-A1 · May 18, 2017 · US
Method of creating heat transfer features in high temperature alloys
US-2017074116-A1 · Mar 16, 2017 · US
Method for joining dissimilar engine components
US-9586868-B2 · Mar 7, 2017 · US
Dual alloy gas turbine engine rotors and methods for the manufacture thereof
US-2017044912-A1 · Feb 16, 2017 · US
Method for repairing a gas turbine blade having at least one cavity
US-2017030195-A1 · Feb 2, 2017 · US
Conformal Air Seal With Low Friction Maxmet Layer
US-2017030214-A1 · Feb 2, 2017 · US
Hybrid bonded turbine rotors and methods for manufacturing the same
US-2017022827-A1 · Jan 26, 2017 · US
Friction welding rotor blades to a rotor disk
US-9551230-B2 · Jan 24, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F05D2230/236?
- CPC F05D2230/236 is the Cooperative Patent Classification code for “Diffusion bonding.”
- How many patents are filed under CPC F05D2230/236 (Diffusion bonding)?
- Our database includes 161 publications tagged with this CPC code.
- Is patent activity under CPC F05D2230/236 growing?
- Publication counts under this code: 3 in 2024 vs 5 in 2025 (latest complete years).