Arc-tracking welding method and welding device
US-12485497-B2 · Dec 2, 2025 · US
Operations & Transport
Operations & Transport · 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 | B23K9/29 |
| Official title | — |
| Display label | Operations & Transport (mapped technology topic) |
| Total patents | 63 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 8 |
| 2019 | 10 |
| 2020 | 4 |
| 2021 | 3 |
| 2022 | 13 |
| 2023 | 1 |
| 2024 | 8 |
| 2025 | 8 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Welding device for non-circular plate and producing method for non-circular plate structure
US-12459045-B2 · Nov 4, 2025 · US
Consumable cartridge for a plasma arc cutting system
US-2025262682-A1 · Aug 21, 2025 · US
Systems for simulating joining operations using mobile devices
US-12354491-B2 · Jul 8, 2025 · US
Consumable cartridge for a plasma arc cutting system
US-12275082-B2 · Apr 15, 2025 · US
Method and carrier gas nozzle for supplying a fluid to a welding area of a workpiece
US-12214453-B2 · Feb 4, 2025 · US
Welding device for plate laminated body in horizontal orientation and producing method for plate structure thereof
US-12202079-B2 · Jan 21, 2025 · US
Shielding jig and gas-shielded metal arc welding apparatus
US-2024342820-A1 · Oct 17, 2024 · US
Systems for simulating joining operations using mobile devices
US-2024346952-A1 · Oct 17, 2024 · US
Welding head and welding head assembly for an arc-welding system
US-12090584-B2 · Sep 17, 2024 · US
Suction apparatus, suction method, welding system, welding method, and additive manufacturing method
US-2024227055-A1 · Jul 11, 2024 · US
Method and carrier gas nozzle for supplying a fluid to a welding area of a workpiece
US-2024217019-A1 · Jul 4, 2024 · US
Systems for simulating joining operations using mobile devices
US-11967249-B2 · Apr 23, 2024 · US
Welding device, and welding method employing welding device
US-11958145-B2 · Apr 16, 2024 · US
Consumable cartridge for a plasma arc cutting system
US-2024109147-A1 · Apr 4, 2024 · US
Systems for simulating joining operations using mobile devices
US-2023095900-A1 · Mar 30, 2023 · US
Systems for simulating joining operations using mobile devices
US-11521512-B2 · Dec 6, 2022 · US
Welding device and welding method
US-11511365-B2 · Nov 29, 2022 · US
Welding torch
US-11484962-B2 · Nov 1, 2022 · US
Tethered collaborative robot with smart torch
US-2022297216-A1 · Sep 22, 2022 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B23K9/29?
- CPC B23K9/29 is the Cooperative Patent Classification code for “Operations & Transport.”
- How many patents are filed under CPC B23K9/29 (Operations & Transport)?
- Our database includes 63 publications tagged with this CPC code.
- Is patent activity under CPC B23K9/29 growing?
- Publication counts under this code: 8 in 2024 vs 8 in 2025 (latest complete years).