Printing fluid ejection assemblies
US-2025242586-A1 · Jul 31, 2025 · US
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Clark Garrett E patents
Clark Garrett E is listed as an inventor on 80 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Clark Garrett E |
| Total patents | 80 |
| First publication | Jan 22, 2015 |
| Latest publication | Jul 31, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Interspersed fluidic elements and circuit elements in a fluidic die
US-12257837-B2 · Mar 25, 2025 · US
Fluidic die having trickle-warming and pulse-warming circuits
US-12233645-B2 · Feb 25, 2025 · US
Fluid channels of different types
US-12128684-B2 · Oct 29, 2024 · US
Recirculation bypass
US-12023937-B2 · Jul 2, 2024 · US
Printhead with circulation channel
US-11970010-B2 · Apr 30, 2024 · US
Nozzle arrangements
US-11958293-B2 · Apr 16, 2024 · US
Interspersed fluidic elements and circuit elements in a fluidic die
US-2023382109-A1 · Nov 30, 2023 · US
Nozzle arrangements
US-11807005-B2 · Nov 7, 2023 · US
Fluid channels of different types
US-2023347646-A1 · Nov 2, 2023 · US
Recent patents
Latest publications not already listed above.
Fluidic die having trickle-warming and pulse-warming circuits
US-2023286262-A1 · Sep 14, 2023 · US
Nozzle arrangements and supply channels
US-11712896-B2 · Aug 1, 2023 · US
Nozzle arrangements
US-2023234355-A1 · Jul 27, 2023 · US
Recirculation bypass
US-2023103786-A1 · Apr 6, 2023 · US
Printhead with offset circulation channel
US-2022379607-A1 · Dec 1, 2022 · US
Printhead with circulation channel
US-2022379627-A1 · Dec 1, 2022 · US
Microfluidic device with capillary chamber
US-11440008-B2 · Sep 13, 2022 · US
Nozzle arrangements and supply channels
US-2022227131-A1 · Jul 21, 2022 · US
Fluid ejection dies
US-11325379-B2 · May 10, 2022 · US
Nozzle arrangements and supply channels
US-11305537-B2 · Apr 19, 2022 · US
Fluid propelling apparatus including a heat sink
US-2022111645-A1 · Apr 14, 2022 · US
Printheads
US-2022105726-A1 · Apr 7, 2022 · US
Fluid feed hole port dimensions
US-11285731-B2 · Mar 29, 2022 · US
Nozzle arrangements and feed holes
US-11247470-B2 · Feb 15, 2022 · US
Fluid propelling apparatus including a heat sink
US-11235574-B2 · Feb 1, 2022 · US
Printheads
US-11220107-B2 · Jan 11, 2022 · US
Fluid feed hole port dimensions
US-2021323315-A1 · Oct 21, 2021 · US
Nozzle arrangements
US-2021291520-A1 · Sep 23, 2021 · US
Nozzle arrangements
US-11034151-B2 · Jun 15, 2021 · US
Fluidic dies
US-2021114032-A1 · Apr 22, 2021 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Hewlett Packard Development Co | 71 |
| Hewlett Packard Development Co Lp | 10 |
| Clark Garrett E | 5 |
| Rivas Rio | 3 |
| Friesen Ed | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B41J2/14145 | 30 |
| B41J2202/12 | 27 |
| B41J2002/14459 | 26 |
| B41J2202/20 | 24 |
| B41J2/1433 | 21 |