Inventor · Chelmsford, MA, US

James Hamzik

12Patents
3h-index
16Co-inventors
53Inventor score

Filing activity: Aug 5, 2010 → Jan 25, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US8691918B2 Stimulus responsive polymers for the purification of biomolecules Chemistry; Metallurgy 11 Active
US9217048B2 Stimulus responsive polymers for the purification of biomolecules Chemistry; Metallurgy 6 Active
US8536316B2 Methods for purifying a target protein from one or more impurities in a sample Chemistry; Metallurgy 3 Active
US9731288B2 Stimulus responsive polymers for the purification of biomolecules Chemistry; Metallurgy 2 Active
US11285443B2 Coated porous polymeric membranes Chemistry; Metallurgy 0 Active
US12179188B2 Ion-exchange membranes, filters, and methods Chemistry; Metallurgy 0 Active
US12059656B2 Membranes for removing metallic species from amines Chemistry; Metallurgy 0 Active
US11465104B2 Ligand-modified filter and methods for reducing metals from liquid compositions Chemistry; Metallurgy 0 Active
US11772055B2 Ligand-modified filter and methods for reducing metals from liquid compositions Chemistry; Metallurgy 0 Active
US11918990B2 Ion-exchange membranes, filters, and methods Chemistry; Metallurgy 0 Active
US11731085B2 Coated porous polymeric membranes Chemistry; Metallurgy 0 Active
US11896932B2 Fluorinated filter membrane, filters, and methods Performing Operations; Transporting 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.