Welding device and method of manufacturing electrode by using welding device
US-2026081313-A1 · Mar 19, 2026 · US
using a roller
using a roller · 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 | B23K20/103 |
| Official title | {using a roller} |
| Display label | using a roller |
| Total patents | 59 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 5 |
| 2017 | 4 |
| 2018 | 6 |
| 2019 | 8 |
| 2020 | 2 |
| 2021 | 10 |
| 2022 | 8 |
| 2023 | 7 |
| 2024 | 5 |
| 2025 | 2 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Systems and methods for ultrasonic additive manufacturing of metals
US-12551970-B2 · Feb 17, 2026 · US
Ultrasonic welding apparatus and method
US-2025276403-A1 · Sep 4, 2025 · US
Welding apparatus, welding method using the same, and electrode assembly manufactured by the welding method
US-12358069-B2 · Jul 15, 2025 · US
Overlapping and progressive forming method for high-performance multi-element NiAl-based alloy tubular part
US-12172203-B2 · Dec 24, 2024 · US
Negative electrode plate, method for preparing same, secondary battery containing same, and electrical device
US-2024291118-A1 · Aug 29, 2024 · US
Ultrasonic processing devices with support element
US-2024140044-A1 · May 2, 2024 · US
Systems and methods for ultrasonic additive manufacturing of metals
US-2024017348-A1 · Jan 18, 2024 · US
Systems and methods using an ultrasonic transducer and scrubbing horn motion to seal a part
US-11873128-B2 · Jan 16, 2024 · US
Welding Apparatus, Welding Method Using the Same, and Electrode Assembly Manufactured by the Welding Method
US-2023339038-A1 · Oct 26, 2023 · US
Ultrasonic additive manufacturing of cold plates with pre-formed fins
US-2023302567-A1 · Sep 28, 2023 · US
Systems and methods for joining and repair using ultrasonic additive manufacturing with a contoured sonotrode
US-2023302568-A1 · Sep 28, 2023 · US
Continuous ultrasonic additive manufacturing
US-11724334-B2 · Aug 15, 2023 · US
Systems and methods for joining and repair using ultrasonic additive manufacturing with a contoured sonotrode
US-11697172-B2 · Jul 11, 2023 · US
Ultrasonic additive manufacturing of cold plates with pre-formed fins
US-11679445-B2 · Jun 20, 2023 · US
Overlapping and progressive forming method for high-performance multi-element nial-based alloy tubular part
US-2023182188-A1 · Jun 15, 2023 · US
Systems and methods using an ultrasonic transducer and scrubbing horn motion to seal a part
US-2022388701-A1 · Dec 8, 2022 · US
Systems and methods using an ultrasonic transducer and scrubbing horn motion to seal a part
US-11426946-B2 · Aug 30, 2022 · US
Continuous ultrasonic additive manufacturing
US-2022193813-A1 · Jun 23, 2022 · US
Ultrasonic additive manufacturing of cold plates with pre-formed fins
US-2022143736-A1 · May 12, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B23K20/103?
- CPC B23K20/103 is the Cooperative Patent Classification code for “using a roller.”
- How many patents are filed under CPC B23K20/103 (using a roller)?
- Our database includes 59 publications tagged with this CPC code.
- Is patent activity under CPC B23K20/103 growing?
- Publication counts under this code: 5 in 2024 vs 2 in 2025 (latest complete years).