Head unit and liquid ejecting apparatus
US-2024375401-A1 · Nov 14, 2024 · US
for serial printing
for serial printing · 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 | B41J2/15 |
| Official title | for serial printing |
| Display label | for serial printing |
| Total patents | 365 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 29 |
| 2016 | 26 |
| 2017 | 31 |
| 2018 | 42 |
| 2019 | 46 |
| 2020 | 50 |
| 2021 | 27 |
| 2022 | 21 |
| 2023 | 22 |
| 2024 | 39 |
| 2025 | 22 |
| 2026 | 10 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Compensating platen defects based on printhead-to-platen spacing
US-2017361606-A1 · Dec 21, 2017 · US
Inkjet head and inkjet printer
US-2017291411-A1 · Oct 12, 2017 · US
Liquid ejecting unit, liquid ejecting head, support body for liquid ejecting head
US-2017217169-A1 · Aug 3, 2017 · US
Slot-to-slot circulation in a fluid ejection device
US-9623659-B2 · Apr 18, 2017 · US
Slot-to-slot circulation in a fluid ejection device
US-2016368266-A1 · Dec 22, 2016 · US
Printing apparatus, print head, and printing method
US-2016311220-A1 · Oct 27, 2016 · US
Adjusting the firing times of a number of nozzles
US-2016303851-A1 · Oct 20, 2016 · US
Replaceable shield for a printhead
US-2016303856-A1 · Oct 20, 2016 · US
Recording apparatus
US-2016297201-A1 · Oct 13, 2016 · US
Printing system servicing
US-2016297204-A1 · Oct 13, 2016 · US
Slot-to-slot circulation in a fluid ejection device
US-9457584-B2 · Oct 4, 2016 · US
Ink jet recording method
US-2016271946-A1 · Sep 22, 2016 · US
Inkjet printing apparatus and method of making gratings
US-2016263616-A1 · Sep 15, 2016 · US
Liquid ejection head and apparatus and method for printing
US-2016257127-A1 · Sep 8, 2016 · US
Inkjet recording device and inkjet recording method
US-2016257129-A1 · Sep 8, 2016 · US
Recording apparatus, recording method, and liquid ejection head
US-2016257140-A1 · Sep 8, 2016 · US
Printing system servicing
US-9427970-B2 · Aug 30, 2016 · US
Inkjet printing apparatus and method of making gratings
US-9409395-B2 · Aug 9, 2016 · US
Head unit and recording apparatus
US-2016214383-A1 · Jul 28, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B41J2/15?
- CPC B41J2/15 is the Cooperative Patent Classification code for “for serial printing.”
- How many patents are filed under CPC B41J2/15 (for serial printing)?
- Our database includes 365 publications tagged with this CPC code.
- Is patent activity under CPC B41J2/15 growing?
- Publication counts under this code: 39 in 2024 vs 22 in 2025 (latest complete years).