TIG welding system
US-12491574-B2 · Dec 9, 2025 · US
making use of several electrodes
making use of several electrodes · 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 | B23K9/1675 |
| Official title | {making use of several electrodes} |
| Display label | making use of several electrodes |
| Total patents | 27 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 5 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Multiple pulse welding process
US-12459047-B2 · Nov 4, 2025 · US
Method for producing metal structures
US-12220766-B2 · Feb 11, 2025 · US
Reciprocating preheating system, method, and apparatus
US-12168271-B2 · Dec 17, 2024 · US
Arc Welding Device for Secondary Battery, and Welding Method Using the Same
US-2024139850-A1 · May 2, 2024 · US
Method for synchronizing welding currents, and welding current source and system comprising at least two welding current sources
US-11945058-B2 · Apr 2, 2024 · US
Methods for wire surface oxidation removal and/or wire preheating using polyphase electric arc preheating
US-11745283-B2 · Sep 5, 2023 · US
Method for synchronizing welding currents, and welding current source and system comprising at least two welding current sources
US-2023271265-A1 · Aug 31, 2023 · US
Apparatus for arc welding and method of using the same
US-11597024-B2 · Mar 7, 2023 · US
Tig welding system
US-2022305579-A1 · Sep 29, 2022 · US
Systems and methods for wire surface oxidation removal and/or wire preheating using a tungsten arc
US-11446756-B2 · Sep 20, 2022 · US
Multiple pulse welding process
US-2022161345-A1 · May 26, 2022 · US
Reciprocating Preheating System, Method, And Apparatus
US-2022143733-A1 · May 12, 2022 · US
Systems and methods for melting metals prior to a casting process
US-2022111435-A1 · Apr 14, 2022 · US
Method for producing metal structures
US-2021370442-A1 · Dec 2, 2021 · US
Methods for wire surface oxidation removal and/or wire preheating using polyphase electric arc preheating
US-2021060684-A1 · Mar 4, 2021 · US
Apparatus for arc welding and method of using the same
US-2021053133-A1 · Feb 25, 2021 · US
Systems and methods for wire surface oxidation removal and/or wire preheating using a tungsten arc
US-2020070272-A1 · Mar 5, 2020 · US
Hybrid welding apparatus
US-2019388993-A1 · Dec 26, 2019 · US
System and method for hot wire arc steering
US-10399172-B2 · Sep 3, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B23K9/1675?
- CPC B23K9/1675 is the Cooperative Patent Classification code for “making use of several electrodes.”
- How many patents are filed under CPC B23K9/1675 (making use of several electrodes)?
- Our database includes 27 publications tagged with this CPC code.
- Is patent activity under CPC B23K9/1675 growing?
- Publication counts under this code: 3 in 2024 vs 3 in 2025 (latest complete years).