Inventor · Dover, DE, US

Paul Pierson

27Patents
8h-index
27Co-inventors
75Inventor score

Filing activity: Apr 16, 1987 → Jan 25, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
USD728781S1 Dental material dispenser tip General 71 Active
USD711542S1 Dental material dispenser General 31 Active
US6612465B2 Multi-component mixing storage and dispensing device Performing Operations; Transporting 22 Expired
US6571992B2 Dispensing syringe Performing Operations; Transporting 17 Expired
USD814041S1 Dental dispenser base General 13 Active
US9283059B2 Tissue management impression material and dispensing system Human Necessities 11 Active
US8016161B2 Package and dispensing system Performing Operations; Transporting 10 Active
US8602260B2 Impression material delivery system Human Necessities 8 Active
US4828929A Octagonal box with integral liner Performing Operations; Transporting 7 Expired
USD922636S1 Light emitting device General 6 Active
USD470934S1 Dispensing syringe General 6 Expired
USD760393S1 Dental material dispenser cartridge and tip General 5 Active
US7959370B2 Packaged dental composition Human Necessities 5 Active
US10874489B2 Tissue management impression material and dispensing systems Human Necessities 5 Active
USD821585S1 Dental dispenser cap and cartridge mixtip assembly General 3 Active
USD845489S1 Impression material tray General 3 Active
USD818593S1 Dental dispenser General 2 Active
USD845490S1 Impression material tray General 2 Active
US8052421B2 Dispensing syringe having multiple barrels for discharging a dental composition Performing Operations; Transporting 2 Active
US6431350B1 Dental material packaging Human Necessities 1 Expired
USD821586S1 Dental dispenser cap General 1 Active
US11478332B2 Dental material delivery system Human Necessities 0 Active
USD798456S1 Dental material dispenser cartridge and tip General 0 Active
US9668835B2 Tissue management impression material and dispensing systems Human Necessities 0 Active
US11813141B2 Light curing dental system Human Necessities 0 Active

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