Liquid ejection head and recording apparatus
US-2019308413-A1 · Oct 10, 2019 · US
produced by the application of heat
produced by the application of heat · 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 | B41J2/05 |
| Official title | produced by the application of heat |
| Display label | produced by the application of heat |
| Total patents | 158 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 14 |
| 2016 | 12 |
| 2017 | 15 |
| 2018 | 17 |
| 2019 | 25 |
| 2020 | 24 |
| 2021 | 20 |
| 2022 | 12 |
| 2023 | 5 |
| 2024 | 12 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Multilayer structured element substrate, printhead, and printing apparatus
US-2019248133-A1 · Aug 15, 2019 · US
Printhead and printing apparatus
US-2018361739-A1 · Dec 20, 2018 · US
Liquid ejection head
US-2018354264-A1 · Dec 13, 2018 · US
Liquid ejecting head, cleaning method, and liquid ejecting apparatus
US-2018345665-A1 · Dec 6, 2018 · US
Apparatus and Method for Control of Print Gap
US-2018326767-A1 · Nov 15, 2018 · US
Method of disconnecting fuse portion of liquid-discharging head and liquid discharge apparatus
US-2018304622-A1 · Oct 25, 2018 · US
Recording element substrate, liquid ejection head, and liquid ejection apparatus
US-10105949-B2 · Oct 23, 2018 · US
Low toxicity ink formulations with improved printhead lifetime
US-2018298218-A1 · Oct 18, 2018 · US
Recording apparatus and recording method
US-2018281399-A1 · Oct 4, 2018 · US
Drying assembly
US-10076903-B2 · Sep 18, 2018 · US
Apparatus and method for control of print gap
US-10029497-B2 · Jul 24, 2018 · US
Continuously refillable ink-jet cartridge
US-2018186153-A1 · Jul 5, 2018 · US
Ink, ink cartridge, and ink jet recording method
US-2018179408-A1 · Jun 28, 2018 · US
Print element substrate, printhead, and printing apparatus
US-2018162123-A1 · Jun 14, 2018 · US
Printhead assembly
US-2018134037-A1 · May 17, 2018 · US
Printing apparatus
US-2018086118-A1 · Mar 29, 2018 · US
Element substrate, printhead, and printing apparatus
US-2018029357-A1 · Feb 1, 2018 · US
Drop ejection based flow sensor calibration
US-2018023995-A1 · Jan 25, 2018 · US
Liquid discharge head substrate, liquid discharge head and liquid discharge apparatus
US-2017368821-A1 · Dec 28, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B41J2/05?
- CPC B41J2/05 is the Cooperative Patent Classification code for “produced by the application of heat.”
- How many patents are filed under CPC B41J2/05 (produced by the application of heat)?
- Our database includes 158 publications tagged with this CPC code.
- Is patent activity under CPC B41J2/05 growing?
- Publication counts under this code: 12 in 2024 vs 1 in 2025 (latest complete years).