Mask vent
US-12521510-B2 · Jan 13, 2026 · US
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Ng Eva patents
Ng Eva is listed as an inventor on 57 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ng Eva |
| Total patents | 57 |
| First publication | Feb 3, 2015 |
| Latest publication | Jan 13, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Mask system with shroud and vent holes
US-12208208-B2 · Jan 28, 2025 · US
Mask system
US-2024269415-A1 · Aug 15, 2024 · US
Mask system with radially positioned vent holes
US-11969552-B2 · Apr 30, 2024 · US
Interchangeable mask assembly
US-11890418-B2 · Feb 6, 2024 · US
Mask system with snap-fit shroud
US-11833277-B2 · Dec 5, 2023 · US
Thermal immersion device
US-2023269835-A1 · Aug 24, 2023 · US
Interchangeable mask assembly
US-2023128156-A1 · Apr 27, 2023 · US
Interchangeable mask assembly
US-11596757-B2 · Mar 7, 2023 · US
Mask system with snap-fit shroud
US-2023046684-A1 · Feb 16, 2023 · US
Recent patents
Latest publications not already listed above.
Mask system with shroud having extended headgear connector arms
US-11529486-B2 · Dec 20, 2022 · US
Mask system with snap-fit shroud
US-11529488-B2 · Dec 20, 2022 · US
Mask vent
US-2022339387-A1 · Oct 27, 2022 · US
Mask system
US-2022339386-A1 · Oct 27, 2022 · US
Mask system with snap-fit shroud
US-2022313936-A1 · Oct 6, 2022 · US
Mask system with snap-fit shroud
US-11395893-B2 · Jul 26, 2022 · US
Mask system with snap-fit shroud
US-2022218932-A1 · Jul 14, 2022 · US
Mask vent
US-11383056-B2 · Jul 12, 2022 · US
Mask system with snap-fit shroud
US-11331447-B2 · May 17, 2022 · US
Mask system with snap-fit shroud
US-11305085-B2 · Apr 19, 2022 · US
Mask system with snap-fit shroud
US-2021402123-A1 · Dec 30, 2021 · US
Mask system with snap-fit shroud
US-2021402124-A1 · Dec 30, 2021 · US
Mask system with snap-fit shroud
US-2021402122-A1 · Dec 30, 2021 · US
Mask system with snap-fit shroud
US-2021322703-A1 · Oct 21, 2021 · US
Interchangeable mask assembly
US-2021316101-A1 · Oct 14, 2021 · US
Mask system with snap-fit shroud
US-11077274-B2 · Aug 3, 2021 · US
Interchangeable mask assembly
US-11052211-B2 · Jul 6, 2021 · US
Mask
US-2021038847-A1 · Feb 11, 2021 · US
Mask vent
US-2020306479-A1 · Oct 1, 2020 · US
Mask system with shroud
US-10751496-B2 · Aug 25, 2020 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| ResMed Pty Ltd | 30 |
| Resmed Ltd | 26 |
| Ng Eva | 3 |
| Stallard Philip Thomas | 2 |
| Lynch Susan Robyn | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| A61M16/06 | 55 |
| A61M16/0816 | 54 |
| A61M16/0683 | 47 |
| A61M16/0633 | 43 |
| A61M16/0611 | 43 |