Acid resistant filter media
US-12595396-B2 · Apr 7, 2026 · US
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Hamzik James patents
Hamzik James is listed as an inventor on 35 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Hamzik James |
| Total patents | 35 |
| First publication | Dec 22, 2015 |
| Latest publication | Apr 7, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Membranes for acid-sensitive solvents
US-12502664-B2 · Dec 23, 2025 · US
Composite filter media
US-2025242313-A1 · Jul 31, 2025 · US
Filtration membranes, systems, and methods for producing purified water
US-2025144574-A1 · May 8, 2025 · US
Coated porous filter membranes and related methods
US-2025099918-A1 · Mar 27, 2025 · US
Ion-exchange membranes, filters, and methods
US-12179188-B2 · Dec 31, 2024 · US
Hydrophilic filter membrane with pendant hydrophilic groups, and related methods of preparation and use
US-2024382910-A1 · Nov 21, 2024 · US
Ligand-modified filter and methods for reducing metals from liquid compositions
US-2024367116-A1 · Nov 7, 2024 · US
Membranes for removing metallic species from amines
US-2024350984-A1 · Oct 24, 2024 · US
Ion-exchange membranes, filters, and methods
US-2024307864-A1 · Sep 19, 2024 · US
Recent patents
Latest publications not already listed above.
Membranes for removing metallic species from amines
US-12059656-B2 · Aug 13, 2024 · US
Ion-exchange membranes, filters, and methods
US-11918990-B2 · Mar 5, 2024 · US
Hydrophilic membranes for filtration
US-2023372879-A1 · Nov 23, 2023 · US
Ligand-modified filter and methods for reducing metals from liquid compositions
US-11772055-B2 · Oct 3, 2023 · US
Coated porous polymeric membranes
US-11731085-B2 · Aug 22, 2023 · US
Membranes and method for removing trace metals
US-2023241557-A1 · Aug 3, 2023 · US
Membrane for removing anionic materials
US-2023149916-A1 · May 18, 2023 · US
Ligand-modified filter and methods for reducing metals from liquid compositions
US-2022410084-A1 · Dec 29, 2022 · US
Ligand-modified filter and methods for reducing metals from liquid compositions
US-11465104-B2 · Oct 11, 2022 · US
Membranes for acid-sensitive solvents
US-2022184595-A1 · Jun 16, 2022 · US
Coated porous polymeric membranes
US-2022134287-A1 · May 5, 2022 · US
Filtration Membranes, Systems, and Methods for Producing Purified Water
US-2022111337-A1 · Apr 14, 2022 · US
Membranes for Removing Metallic Species from Amines
US-2022105476-A1 · Apr 7, 2022 · US
Coated porous polymeric membranes
US-11285443-B2 · Mar 29, 2022 · US
Acid resistant filter media
US-2021395566-A1 · Dec 23, 2021 · US
Ion-exchange membranes, filters, and methods
US-2021394169-A1 · Dec 23, 2021 · US
Composite filter media
US-2021394128-A1 · Dec 23, 2021 · US
Ligand-modified filter and methods for reducing metals from liquid compositions
US-2021260537-A1 · Aug 26, 2021 · US
Ligand-modified filter and methods for reducing metals from liquid compositions
US-2020254398-A1 · Aug 13, 2020 · US
Coated porous polymeric membranes
US-2020206691-A1 · Jul 2, 2020 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Entegris Inc | 30 |
| Emd Millipore Corp | 3 |
| Entegris Inc | 1 |
| Merck Patent Gmbh | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B01D69/02 | 26 |
| B01D71/261 | 24 |
| B01D71/82 | 18 |
| B01D67/00931 | 17 |
| C02F1/44 | 16 |