Atmospheric pressure ionisation source
US-12488976-B2 · Dec 2, 2025 · US
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Douce David patents
Douce David is listed as an inventor on 16 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Douce David |
| Total patents | 16 |
| First publication | Oct 8, 2015 |
| Latest publication | Dec 2, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Atmospheric solids analysis source assembly
US-12488972-B2 · Dec 2, 2025 · US
Holder for a capillary triggered to hold when a capillary is inserted
US-12368036-B2 · Jul 22, 2025 · US
An atmospheric pressure ionisation source
US-2023215717-A1 · Jul 6, 2023 · US
An atmospheric pressure ionisation source
US-2023178353-A1 · Jun 8, 2023 · US
A guide arrangement for a capillary holder
US-2023178352-A1 · Jun 8, 2023 · US
A holder for a capillary
US-2023178351-A1 · Jun 8, 2023 · US
An atmospheric solids analysis source assembly
US-2023170200-A1 · Jun 1, 2023 · US
Ion source
US-11387091-B2 · Jul 12, 2022 · US
Ion source
US-2021166929-A1 · Jun 3, 2021 · US
Recent patents
Latest publications not already listed above.
Synchronised variation of source conditions of an atmospheric pressure chemical ionisation mass spectrometer coupled to a gas chromatograph to improve stability during analysis
US-10141172-B2 · Nov 27, 2018 · US
In-source chemical modification of non polar analytes using atmospheric pressure chemical ionisation source
US-10049866-B2 · Aug 14, 2018 · US
Piezo-electric vibration on an in-source surface ionization structure to aid secondary droplet reduction
US-10020177-B2 · Jul 10, 2018 · US
In-Source Chemical Modification of Non Polar Analytes Using Atmospheric Pressure Chemical Ionisation Source
US-2017301530-A1 · Oct 19, 2017 · US
Synchronised Variation of Source Conditions of an Atmospheric Pressure Chemical Ionisation Mass Spectrometer Coupled to a Gas Chromatograph to Improve Stability During Analysis
US-2017110310-A1 · Apr 20, 2017 · US
Piezo-Electric Vibration on an In-Source Surface Ionization Structure to Aid Secondary Droplet Reduction
US-2015287581-A1 · Oct 8, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Micromass Ltd | 16 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H01J49/0404 | 8 |
| H01J49/0031 | 8 |
| H01J49/168 | 7 |
| H01J49/0431 | 6 |
| H01J49/049 | 5 |