Device for detecting paper splice part of cardboard sheet, and device for producing cardboard sheet
US-12589572-B2 · Mar 31, 2026 · US
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Heating or drying equipment
Heating or drying equipment · 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 | B31F1/285 |
| Official title | {Heating or drying equipment} |
| Display label | Heating or drying equipment |
| Total patents | 17 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 2 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Systems and methods for forming dual fluted corrugated board
US-2024383222-A1 · Nov 21, 2024 · US
Systems and methods for forming dual fluted corrugated board
US-12049058-B2 · Jul 30, 2024 · US
Systems and methods for forming corrugated boards with ultrasound
US-12023891-B2 · Jul 2, 2024 · US
Device for detecting paper splice part of cardboard sheet, and device for producing cardboard sheet
US-2024051253-A1 · Feb 15, 2024 · US
Systems and methods for forming corrugated boards with ultrasound
US-2023294376-A1 · Sep 21, 2023 · US
Systems and methods for forming corrugated boards with ultrasound
US-11724476-B2 · Aug 15, 2023 · US
Sheet humidifying device, method, and cardboard sheet manufacturing device
US-11691376-B2 · Jul 4, 2023 · US
Systems and methods for forming corrugated boards with ultrasound
US-2022266567-A1 · Aug 25, 2022 · US
Systems and methods for forming dual fluted corrugated board
US-2022080696-A1 · Mar 17, 2022 · US
Top liner formation
US-10792935-B2 · Oct 6, 2020 · US
Humidifying device and corrugating machine
US-2020247081-A1 · Aug 6, 2020 · US
Method and equipment for control and manufacture of corrugated cardboard
US-10369761-B2 · Aug 6, 2019 · US
Top liner formation
US-2019030919-A1 · Jan 31, 2019 · US
Sheet heating apparatus, single facer, and apparatus for manufacturing corrugated cardboard sheet
US-2018370176-A1 · Dec 27, 2018 · US
Method and equipment for control and manufacture of corrugated cardboard
US-2017008246-A1 · Jan 12, 2017 · US
Method and equipment for control and manufacture of corrugated cardboard
US-2016361888-A1 · Dec 15, 2016 · US