Detection of hemolysis using a chromatographic assay device
US-2026072025-A1 · Mar 12, 2026 · US
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Ledden David patents
Ledden David is listed as an inventor on 33 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ledden David |
| Total patents | 33 |
| First publication | Dec 28, 2017 |
| Latest publication | Mar 12, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Devices and methods for plasma separation and metering
US-12553905-B2 · Feb 17, 2026 · US
Tangent flow hemolysis detection blood testing device
US-2025347683-A1 · Nov 13, 2025 · US
Tangent flow hemolysis detection blood testing device
US-12399169-B2 · Aug 26, 2025 · US
HBA1c assay slide and method of making same
US-12311363-B2 · May 27, 2025 · US
Plasma separation and sample metering device and kits and methods of use related thereto
US-11850583-B2 · Dec 26, 2023 · US
Sample collection apparatus and methods for immunoassay testing
US-2023400394-A1 · Dec 14, 2023 · US
Devices and methods for plasma separation and metering
US-2023228773-A1 · Jul 20, 2023 · US
Compositions and methods of treating covid-19 with heparin or other negatively charged molecules
US-2023210890-A1 · Jul 6, 2023 · US
Devices, methods, and kits for multiplexing a fluid sample via fluid sample reuse
US-11585808-B2 · Feb 21, 2023 · US
Recent patents
Latest publications not already listed above.
Method and device comprising an optical fiber located inside a channel for determining the concentration of analyte in whole blood based on change of reflected light wavelength
US-11480558-B2 · Oct 25, 2022 · US
Composition of a bilirubin stock and a method of preparation thereof
US-11460475-B2 · Oct 4, 2022 · US
Dye-based liquid reagent volume indicator for use in analyte detection assays
US-11460476-B2 · Oct 4, 2022 · US
Plasma separation and sample metering device and kits and methods of use related thereto
US-2022266241-A1 · Aug 25, 2022 · US
Tangent flow hemolysis detection blood testing device
US-2022252578-A1 · Aug 11, 2022 · US
Biofouling prevention of wearable sensors and methods of use and calibration related thereto
US-11369314-B2 · Jun 28, 2022 · US
Scavenger protein(s) for improved preservation of analyte detection sensor(s) and method(s) of use thereof
US-11339419-B2 · May 24, 2022 · US
HBA1c ASSAY SLIDE AND METHOD OF MAKING SAME
US-2022143604-A1 · May 12, 2022 · US
Hemolysis detection blood testing device
US-2022137031-A1 · May 5, 2022 · US
Dye-based liquid reagent volume indicator for use in analyte detection assays
US-2022043010-A1 · Feb 10, 2022 · US
Composition of a bilirubin stock and a method of preparation thereof
US-2021382074-A1 · Dec 9, 2021 · US
Biofouling prevention of wearable sensors and methods of use and calibration related thereto
US-2021282709-A1 · Sep 16, 2021 · US
Low sample volume urinalysis assay strip, analytical kits, and methods of use related thereto
US-2021285945-A1 · Sep 16, 2021 · US
Liquid analytical reagent dispensing apparatus and analytical kits and methods of use related thereto
US-11040350-B2 · Jun 22, 2021 · US
Devices, methods, and kits for multiplexing a fluid sample via fluid sample reuse
US-2021164972-A1 · Jun 3, 2021 · US
Method and device for determining the concentration of analyte in whole blood
US-2020200730-A1 · Jun 25, 2020 · US
Scavenger protein(s) for improved preservation of analyte detection sensor(s) and method(s) of use thereof
US-2020140917-A1 · May 7, 2020 · US
Proteolytic digestion of cardiac troponin i
US-2020031889-A1 · Jan 30, 2020 · US
Proteolytic digestion of cardiac troponin I
US-10472403-B2 · Nov 12, 2019 · US
Devices, methods, and kits for multiplexing a fluid sample via fluid sample reuse
US-2019331675-A1 · Oct 31, 2019 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Siemens Healthcare Diagnostics Inc | 33 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G01N33/491 | 9 |
| B01L2400/0406 | 8 |
| B01L3/502 | 6 |
| B01L3/5023 | 6 |
| G01N33/726 | 6 |