Shared media paths
US-11981534-B2 · May 14, 2024 · US
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Cantrell John J patents
Cantrell John J is listed as an inventor on 20 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Cantrell John J |
| Total patents | 20 |
| First publication | Sep 13, 2018 |
| Latest publication | May 14, 2024 |
Notable patents
Publications ranked by popularity score, then publication date.
Shared media paths
US-2023242372-A1 · Aug 3, 2023 · US
Manual media sheet insertion at duplex reversal point of duplex printing path
US-2022219466-A1 · Jul 14, 2022 · US
Thermal energy determination
US-2022134770-A1 · May 5, 2022 · US
Lot code information for printing device calibration
US-2022129714-A1 · Apr 28, 2022 · US
Cap seal and valve sequencing
US-11305548-B2 · Apr 19, 2022 · US
Tanks for print cartridge
US-11298944-B2 · Apr 12, 2022 · US
Media characteristic scanning
US-2022109770-A1 · Apr 7, 2022 · US
Ink cartridge caps
US-11220111-B2 · Jan 11, 2022 · US
Ink cartridge caps
US-2021291536-A1 · Sep 23, 2021 · US
Recent patents
Latest publications not already listed above.
Ink tank cap and valve linkage
US-11046102-B2 · Jun 29, 2021 · US
Tanks for print cartridge
US-2021070055-A1 · Mar 11, 2021 · US
Printer valves
US-10882324-B2 · Jan 5, 2021 · US
Cap seal and valve sequencing
US-2020338898-A1 · Oct 29, 2020 · US
Ink tank cap and valve linkage
US-2020238742-A1 · Jul 30, 2020 · US
Printer valves
US-2020139717-A1 · May 7, 2020 · US
Selectable drive printing device
US-10527131-B2 · Jan 7, 2020 · US
Selectable drive printing device
US-10293626-B2 · May 21, 2019 · US
Selectable drive printing device
US-2018283500-A1 · Oct 4, 2018 · US
Selectable drive printing device
US-2018257414-A1 · Sep 13, 2018 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Hewlett Packard Development Co | 20 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B41J2/17553 | 10 |
| B41J29/02 | 8 |
| B41J29/13 | 6 |
| B41J2/17509 | 6 |
| B41J2/17523 | 6 |