Inventor · Minneapolis, MN, US

Kevin C. Johnson

55Patents
16h-index
48Co-inventors
84Inventor score

Filing activity: Sep 20, 1996 → Aug 17, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US10029415B2 Print head nozzle for use with additive manufacturing system Performing Operations; Transporting 131 Active
US8647102B2 Print head assembly and print head for use in fused deposition modeling system Performing Operations; Transporting 70 Active
US6081931A Protective helmet suspension system Human Necessities 60 Expired
US8419996B2 Print head assembly for use in fused deposition modeling system Performing Operations; Transporting 57 Active
US8815141B2 Method for building three-dimensional models with extrusion-based additive manufacturing systems Performing Operations; Transporting 37 Active
US8985497B2 Consumable assembly with payout tube for additive manufacturing system Performing Operations; Transporting 33 Active
US9327447B2 Liquefier assembly for additive manufacturing systems, and methods of use thereof Performing Operations; Transporting 32 Active
US5846365A Method of making disposable absorbent article with integral landing zone Emerging Cross-Sectional Technologies 27 Expired
US10131131B2 Liquefier assembly with multiple-zone plate heater assembly Performing Operations; Transporting 26 Active
US8663533B2 Method of using print head assembly in fused deposition modeling system Performing Operations; Transporting 24 Active
USD425014S Battery pack General 22 Expired
US10086564B2 Additive manufacturing process with dynamic heat flow control Performing Operations; Transporting 21 Active
US10201931B2 Additive manufacturing system and process with material flow feedback control Performing Operations; Transporting 21 Active
US9399320B2 Three-dimensional parts having interconnected hollow patterns, and method for generating and printing thereof Emerging Cross-Sectional Technologies 20 Active
US8465111B2 Print head for use in fused deposition modeling system Emerging Cross-Sectional Technologies 17 Active
US8647098B2 Liquefier assembly for use in extrusion-based additive manufacturing systems Performing Operations; Transporting 16 Active
US9636868B2 Additive manufacturing system with extended printing volume, and methods of use thereof Performing Operations; Transporting 13 Active
US9238329B2 Voice coil mechanism for use in additive manufacturing system Performing Operations; Transporting 13 Active
US9808021B2 Systems and methods for ozone treatment of grain in grain piles Human Necessities 13 Active
US9168697B2 Additive manufacturing system with extended printing volume, and methods of use thereof Performing Operations; Transporting 11 Active
US9550327B2 Liquefier assembly for use in extrusion-based additive manufacturing systems Performing Operations; Transporting 11 Active
US9090428B2 Coil assembly having permeable hub Performing Operations; Transporting 10 Active
US8628415B2 Wagering game with 3D gaming environment using dynamic camera Physics 10 Active
USD673605S1 Print head General 9 Active
US6232304A Inclusion complexes of aryl-heterocyclic salts Performing Operations; Transporting 7 Expired

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