Electrohydrodynamic inkjet printing devices, systems, and methods
US-2025381776-A1 · Dec 18, 2025 · US
by using a divided counter electrode opposite to ejection openings of an electrostatic printhead, e.g. for controlling the flying direction of ejected toner particles by providing the divided parts of the counter electrode with different potentials · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B41J2002/062 |
| Official title | {by using a divided counter electrode opposite to ejection openings of an electrostatic printhead, e.g. for controlling the flying direction of ejected toner particles by providing the divided parts of the counter electrode with different potentials} |
| Display label | by using a divided counter electrode opposite to ejection openings of an electrostatic printhead, e.g. for controlling the flying direction of ejected toner particles by providing the divided parts of the counter electrode with different potentials |
| Total patents | 13 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2018 | 1 |
| 2019 | 4 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2025381776-A1 · Dec 18, 2025 · US
US-12172437-B2 · Dec 24, 2024 · US
US-11850849-B2 · Dec 26, 2023 · US
US-2023339227-A1 · Oct 26, 2023 · US
US-2023256737-A1 · Aug 17, 2023 · US
US-11491779-B2 · Nov 8, 2022 · US
US-2021229420-A1 · Jul 29, 2021 · US
US-10525705-B2 · Jan 7, 2020 · US
US-2019375208-A1 · Dec 12, 2019 · US
US-10434786-B2 · Oct 8, 2019 · US
US-10350883-B2 · Jul 16, 2019 · US
US-2019016146-A1 · Jan 17, 2019 · US
US-2018029359-A1 · Feb 1, 2018 · US