Sheet conveyance apparatus
US-12509318-B2 · Dec 30, 2025 · US
by suction roller
by suction 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 | B65H20/12 |
| Official title | by suction roller |
| Display label | by suction roller |
| Total patents | 55 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 4 |
| 2017 | 5 |
| 2018 | 8 |
| 2019 | 11 |
| 2020 | 6 |
| 2021 | 2 |
| 2022 | 6 |
| 2023 | 2 |
| 2024 | 6 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Apparatus and method for manufacturing absorbent body
US-12458542-B2 · Nov 4, 2025 · US
Sheet conveying apparatus
US-2025296796-A1 · Sep 25, 2025 · US
Vacuum processing system, apparatus and method for transporting a thin film substrate
US-2024409350-A1 · Dec 12, 2024 · US
Electrode Manufacturing Apparatus
US-2024383712-A1 · Nov 21, 2024 · US
Avoidance of Scratches on the Film
US-2024326315-A1 · Oct 3, 2024 · US
Conveying roller, web conveying device, and image forming apparatus capable of reducing scale of apparatus
US-2024208756-A1 · Jun 27, 2024 · US
Web conveying device, image forming apparatus, and conveying roller capable of efficiently sucking air that enters between web and conveying roller
US-2024208754-A1 · Jun 27, 2024 · US
Suction roller, ink-jet printer and suction width adjustment method by suction roller
US-2024092598-A1 · Mar 21, 2024 · US
Sheet conveyance apparatus
US-2023234797-A1 · Jul 27, 2023 · US
Glass film manufacturing method and glass film manufacturing device
US-2023030304-A1 · Feb 2, 2023 · US
Sheet affixing apparatus
US-2022380157-A1 · Dec 1, 2022 · US
Glass film manufacturing method
US-11511461-B2 · Nov 29, 2022 · US
Apparatus and method for manufacturing absorbent body
US-2022287886-A1 · Sep 15, 2022 · US
Sheet conveying device and sheet processing device provided with same, and method for conveying sheet and method for processing sheet using sheet conveying device
US-11345556-B2 · May 31, 2022 · US
Drop stitch tethers alignment
US-11325806-B2 · May 10, 2022 · US
Manufacturing method and manufacturing apparatus for disposable wearable article
US-11311425-B2 · Apr 26, 2022 · US
Sheet-feeding system and sheet-feeding method
US-11174116-B2 · Nov 16, 2021 · US
Glass roll manufacturing method
US-2021130217-A1 · May 6, 2021 · US
Drop stitch tethers alignment
US-2020399091-A1 · Dec 24, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65H20/12?
- CPC B65H20/12 is the Cooperative Patent Classification code for “by suction roller.”
- How many patents are filed under CPC B65H20/12 (by suction roller)?
- Our database includes 55 publications tagged with this CPC code.
- Is patent activity under CPC B65H20/12 growing?
- Publication counts under this code: 6 in 2024 vs 3 in 2025 (latest complete years).