Nozzle and printing device including same
US-12594760-B2 · Apr 7, 2026 · US
for electrostatic discharge protection
for electrostatic discharge protection · 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 | B41J2/04511 |
| Official title | {for electrostatic discharge protection} |
| Display label | for electrostatic discharge protection |
| Total patents | 43 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 2 |
| 2021 | 7 |
| 2022 | 7 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Storage apparatus, liquid discharge head, and liquid discharge apparatus
US-12525306-B2 · Jan 13, 2026 · US
Semiconductor device, liquid discharge head, and liquid discharge apparatus
US-12374414-B2 · Jul 29, 2025 · US
Semiconductor storage apparatus and printing apparatus
US-12275241-B2 · Apr 15, 2025 · US
Electric circuit board and liquid ejection head
US-2025091346-A1 · Mar 20, 2025 · US
Manufacturing method of narrow type inkjet print head chip
US-12005711-B2 · Jun 11, 2024 · US
Nozzle and printing device including same
US-2024140089-A1 · May 2, 2024 · US
Pulldown devices
US-11780223-B2 · Oct 10, 2023 · US
Storage apparatus, liquid discharge head, and liquid discharge apparatus
US-2023317186-A1 · Oct 5, 2023 · US
Semiconductor storage apparatus and printing apparatus
US-2023286263-A1 · Sep 14, 2023 · US
Pulldown devices
US-2022348010-A1 · Nov 3, 2022 · US
Data packets comprising random numbers for controlling fluid dispensing devices
US-11485134-B2 · Nov 1, 2022 · US
Semiconductor device, liquid discharge head, and liquid discharge apparatus
US-2022293201-A1 · Sep 15, 2022 · US
Narrow type inkjet print head chip
US-11440322-B2 · Sep 13, 2022 · US
Pulldown devices
US-11413861-B2 · Aug 16, 2022 · US
Driver circuit
US-11289046-B2 · Mar 29, 2022 · US
Pulldown devices
US-11260657-B2 · Mar 1, 2022 · US
Data packets comprising random numbers for controlling fluid dispensing devices
US-2021354454-A1 · Nov 18, 2021 · US
Narrow type inkjet print head chip
US-2021291523-A1 · Sep 23, 2021 · US
Manufacturing method of narrow type inkjet print head chip
US-2021291525-A1 · Sep 23, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B41J2/04511?
- CPC B41J2/04511 is the Cooperative Patent Classification code for “for electrostatic discharge protection.”
- How many patents are filed under CPC B41J2/04511 (for electrostatic discharge protection)?
- Our database includes 43 publications tagged with this CPC code.
- Is patent activity under CPC B41J2/04511 growing?
- Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).