Inventor · Minneapolis, MN, US

Peter W. Carr

19Patents
12h-index
34Co-inventors
78Inventor score

Filing activity: Dec 28, 1987 → Sep 19, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US4810381A Composite chromatographic article Emerging Cross-Sectional Technologies 102 Expired
US5271833A Polymer-coated carbon-clad inorganic oxide particles Performing Operations; Transporting 67 Expired
US5182016A Polymer-coated carbon-clad inorganic oxide particles Performing Operations; Transporting 62 Expired
US5015373A High stability porous zirconium oxide spherules Physics 38 Expired
US5108597A Carbon-clad zirconium oxide particles Performing Operations; Transporting 37 Expired
US5205929A High stability porous zirconium oxide spherules Physics 36 Expired
US5346619A Carbon-clad zirconium oxide particles Performing Operations; Transporting 31 Expired
US5540834A Synthesis of porous inorganic particles by polymerization-induced colloid aggregation (PICA) Performing Operations; Transporting 26 Expired
US5254262A Carbon-clad zirconium oxide particles Performing Operations; Transporting 25 Expired
USRE34910E Carbon-clad zirconium oxide particles General 19 Expired
US5141634A High stability porous zirconium oxide spherules Physics 19 Expired
US5837826A Protein adsorption by very dense porous zirconium oxide particles in expanded beds Emerging Cross-Sectional Technologies 15 Expired
US6846410B2 High stability porous metal oxide spherules used for one-step antibody purifications Chemistry; Metallurgy 8 Expired
US6991852B2 Silica-based materials and methods Emerging Cross-Sectional Technologies 8 Expired
US6036861A Protein adsorption by very dense porous zirconium oxide particles in expanded beds Emerging Cross-Sectional Technologies 4 Expired
US9239319B2 Valve and splitting system for multi-dimensional liquid analysis Physics 4 Active
US9073038B2 Carbon coated silica particles and methods of making same Chemistry; Metallurgy 2 Active
US10429361B2 Valve and splitting system for multi-dimensional liquid analysis Physics 1 Active
US11692980B2 Valve and splitting system for multi-dimensional liquid analysis Physics 0 Active

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