Inventor · Star Prairie, WI, US

Tom Johnson

12Patents
8h-index
38Co-inventors
72Inventor score

Filing activity: Apr 9, 1991 → Mar 25, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US7198611B2 Dialysis connector and cap having an integral disinfectant Human Necessities 143 Expired
US8403908B2 Differential pressure based flow sensor assembly for medication delivery monitoring and method of using the same Physics 130 Active
US9272089B2 Differential pressure based flow sensor assembly for medication delivery monitoring and method of using the same Physics 46 Active
US5151278A Plastic injection molding nozzle with gas assist Performing Operations; Transporting 35 Expired
US5164200A Nozzle for gas assisted injection molding Performing Operations; Transporting 23 Expired
USD564864S1 Bandsaw blade grinding apparatus mounting plate General 10 Expired
US7731689B2 Dialysis system having inductive heating Human Necessities 9 Active
US5302339A Method for gas assisted injection molding with pin and sleeve mechanism Performing Operations; Transporting 9 Expired
US5174932A Process for gas assisted injection molding Performing Operations; Transporting 7 Expired
US8733598B2 Closure/connector for liner-based dispense containers Performing Operations; Transporting 5 Active
US9126749B2 Connectors for liner-based dispense containers Performing Operations; Transporting 5 Active
US7422574B2 Microseeding device for gene delivery by microneedle injection Human Necessities 5 Expired

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