Liquid injection head, method of manufacturing liquid injection head, and liquid injection device
US-2016318302-A1 · Nov 3, 2016 · US
Production of nozzles
Production of nozzles · 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 | B41J2/16 |
| Official title | Production of nozzles |
| Display label | Production of nozzles |
| Total patents | 375 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 56 |
| 2016 | 41 |
| 2017 | 38 |
| 2018 | 48 |
| 2019 | 50 |
| 2020 | 27 |
| 2021 | 34 |
| 2022 | 19 |
| 2023 | 22 |
| 2024 | 20 |
| 2025 | 19 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of making semiconductor substrate using an etching mask and method of making liquid ejection head substrate using an etching mask
US-9457559-B2 · Oct 4, 2016 · US
Membrane bond alignment for electrostatic ink jet printhead
US-9375926-B1 · Jun 28, 2016 · US
Handheld digital camera device with orientation sensing and decoding capabilities
US-9237244-B2 · Jan 12, 2016 · US
Liquid ejection head and manufacturing method thereof
US-9221259-B2 · Dec 29, 2015 · US
Method for manufacturing droplet-discharge head substrate and droplet-discharging head
US-2015367645-A1 · Dec 24, 2015 · US
Portable handheld device with multi-core image processor
US-9219832-B2 · Dec 22, 2015 · US
Liquid ejection head and manufacturing method of liquid ejection head
US-2015343775-A1 · Dec 3, 2015 · US
Liquid ejection head and manufacturing method thereof
US-2015343776-A1 · Dec 3, 2015 · US
Method of making semiconductor substrate and method of making liquid ejection head substrate
US-2015348791-A1 · Dec 3, 2015 · US
Print head die
US-9199461-B2 · Dec 1, 2015 · US
Liquid ejection head and method of manufacturing the same
US-2015321475-A1 · Nov 12, 2015 · US
Camera system comprising color display and processor for decoding data blocks in printed coding pattern
US-9185246-B2 · Nov 10, 2015 · US
Handheld imaging device with integrated chip incorporating on shared wafer image processor and central processor
US-9179020-B2 · Nov 3, 2015 · US
Droplet actuator fabrication apparatus, systems, and related methods
US-2015298124-A1 · Oct 22, 2015 · US
High resolution electrohydrodynamic jet printing for manufacturing systems
US-2015290938-A1 · Oct 15, 2015 · US
Liquid ejection head and method of producing the same
US-9156263-B2 · Oct 13, 2015 · US
Ink jet recording head and manufacturing method therefor
US-9150697-B2 · Oct 6, 2015 · US
Method of manufacturing liquid ejection head
US-9150016-B2 · Oct 6, 2015 · US
Active cliche for large-area printing, manufacturing method of the same, and printing method using the same
US-2015273833-A1 · Oct 1, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B41J2/16?
- CPC B41J2/16 is the Cooperative Patent Classification code for “Production of nozzles.”
- How many patents are filed under CPC B41J2/16 (Production of nozzles)?
- Our database includes 375 publications tagged with this CPC code.
- Is patent activity under CPC B41J2/16 growing?
- Publication counts under this code: 20 in 2024 vs 19 in 2025 (latest complete years).