Electrode for resistance spot welding of dissimilar materials
US-2018272457-A1 · Sep 27, 2018 · US
Pressure electrodes
Pressure 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 | B23K11/3009 |
| Official title | {Pressure electrodes} |
| Display label | Pressure electrodes |
| Total patents | 201 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 15 |
| 2016 | 22 |
| 2017 | 18 |
| 2018 | 16 |
| 2019 | 23 |
| 2020 | 33 |
| 2021 | 15 |
| 2022 | 17 |
| 2023 | 14 |
| 2024 | 17 |
| 2025 | 7 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Device and method for the low-resistance welding of metal sheets with a high cycle rate
US-2018236590-A1 · Aug 23, 2018 · US
Electrode for resistance spot welding of dissimilar metals
US-10010966-B2 · Jul 3, 2018 · US
Spot welding system, method and computer program capable of making pressurizing force applied to object to be pressed to be constant
US-9999937-B2 · Jun 19, 2018 · US
Method for manufacturing spark plug
US-2018161913-A1 · Jun 14, 2018 · US
Multistep electrode weld face geometry for weld bonding aluminum to steel
US-2017361392-A1 · Dec 21, 2017 · US
Resistance spot welding system and method
US-9844831-B2 · Dec 19, 2017 · US
Projection welding device
US-9802268-B2 · Oct 31, 2017 · US
Alternately direct resistance spot welding of al-to-al, al-to-steel, and steel-t0-steel with welding electrode having oxide-disrupting structural features
US-2017304928-A1 · Oct 26, 2017 · US
Resistance spot welding of aluminum-to-aluminum, aluminum-to-steel, and steel-to- steel in a specified sequence and using a cover
US-2017297138-A1 · Oct 19, 2017 · US
Resistance spot welding steel and aluminum workpieces with electrode having insert
US-2017297135-A1 · Oct 19, 2017 · US
Welding electrode design for expelling organic material in weld bonding
US-2017282303-A1 · Oct 5, 2017 · US
Welding portion inspection system and the control method of inspection system
US-9759612-B2 · Sep 12, 2017 · US
Mating electrodes for resistance spot welding of aluminum workpieces to steel workpieces
US-2017252853-A1 · Sep 7, 2017 · US
One-side resistance spot welding method and apparatus for carrying out the same
US-9694437-B2 · Jul 4, 2017 · US
Welding electrode with contoured face
US-9682439-B2 · Jun 20, 2017 · US
Welding electrode for use in resistance spot welding workpiece stack-ups that include an aluminum workpiece and a steel workpiece
US-2017157697-A1 · Jun 8, 2017 · US
Welding electrode and method of forming a resistance spot weld joint
US-9662738-B2 · May 30, 2017 · US
Multi-stage resistance spot welding method for workpiece stack-up having adjacent steel and aluminum workpieces
US-2017106466-A1 · Apr 20, 2017 · US
Electric resistance welding electrode
US-2017087660-A1 · Mar 30, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B23K11/3009?
- CPC B23K11/3009 is the Cooperative Patent Classification code for “Pressure electrodes.”
- How many patents are filed under CPC B23K11/3009 (Pressure electrodes)?
- Our database includes 201 publications tagged with this CPC code.
- Is patent activity under CPC B23K11/3009 growing?
- Publication counts under this code: 17 in 2024 vs 7 in 2025 (latest complete years).