Process for connecting functional elements to a shaft
US-12331788-B2 · Jun 17, 2025 · US
Making profiled bars with soldered or welded seams
Making profiled bars with soldered or welded seams · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B23K31/022 |
| Official title | {Making profiled bars with soldered or welded seams} |
| Display label | Making profiled bars with soldered or welded seams |
| Total patents | 28 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 3 |
| 2017 | 3 |
| 2018 | 3 |
| 2020 | 4 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Friction stir welding tool and welding method
US-2025091155-A1 · Mar 20, 2025 · US
Friction stir welding tool and welding method
US-12220761-B2 · Feb 11, 2025 · US
Friction stir welding tool and welding method
US-2024189936-A1 · Jun 13, 2024 · US
Joint method
US-11958138-B2 · Apr 16, 2024 · US
Method for forming large-diameter special-shaped cross section thin-wall tubular part
US-11813695-B2 · Nov 14, 2023 · US
Joining structure and method for manufacturing same
US-2023294205-A1 · Sep 21, 2023 · US
Steel component and production method for the same
US-2023138581-A1 · May 4, 2023 · US
Joint method
US-2022080532-A1 · Mar 17, 2022 · US
Structural member
US-11235417-B2 · Feb 1, 2022 · US
Joining structure and method for manufacturing same
US-2021276126-A1 · Sep 9, 2021 · US
Method for forming large-diameter special-shaped cross section thin-wall tubular part
US-2021114140-A1 · Apr 22, 2021 · US
Inlet device for a vertical pump and an arrangement comprising such an inlet device
US-10844874-B2 · Nov 24, 2020 · US
Structural Member
US-2020338661-A1 · Oct 29, 2020 · US
Process for connecting functional elements to a shaft
US-10539191-B2 · Jan 21, 2020 · US
Stress-relief heat treatment apparatus
US-10526674-B2 · Jan 7, 2020 · US
Formed member and manufacturing method thereof
US-10035324-B2 · Jul 31, 2018 · US
Stress-relief heat treatment apparatus
US-2018094333-A1 · Apr 5, 2018 · US
Inlet device for a vertical pump and an arrangement comprising such an inlet device
US-2018045222-A1 · Feb 15, 2018 · US
Hollow structure with flange
US-9718494-B2 · Aug 1, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B23K31/022?
- CPC B23K31/022 is the Cooperative Patent Classification code for “Making profiled bars with soldered or welded seams.”
- How many patents are filed under CPC B23K31/022 (Making profiled bars with soldered or welded seams)?
- Our database includes 28 publications tagged with this CPC code.
- Is patent activity under CPC B23K31/022 growing?
- Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).