Inventor · Auckland, NZ

John Dawson

22Patents
12h-index
13Co-inventors
78Inventor score

Filing activity: Mar 14, 1975 → Mar 13, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US6979324B2 Closed wound drainage system Human Necessities 687 Expired
US5634767A Turbine frame having spindle mounted liner Mechanical Engineering; Lighting; Heating 247 Expired
US7520872B2 Closed wound drainage system Human Necessities 191 Expired
US5272869A Turbine frame Mechanical Engineering; Lighting; Heating 116 Expired
US7731702B2 Closed wound drainage system Human Necessities 100 Expired
US8083712B2 Flat-hose assembly for wound drainage system Human Necessities 75 Active
US5597286A Turbine frame static seal Mechanical Engineering; Lighting; Heating 42 Expired
US4871627A Multi-cell metal/air battery Emerging Cross-Sectional Technologies 41 Expired
US5011747A Metal/air battery with pulsed gas bubbling Emerging Cross-Sectional Technologies 32 Expired
US4695220A Actuator for variable vanes Mechanical Engineering; Lighting; Heating 28 Expired
US5501057A Unit masonry fence and method for erecting Fixed Constructions 20 Expired
US8034038B2 Closed wound drainage system Human Necessities 16 Active
USD611324S1 Hinge assembly General 11 Expired
US4022564A Molding apparatus utilizing planetary gear arrangement Performing Operations; Transporting 7 Expired
US6309131A Redundant clevis pin pair Emerging Cross-Sectional Technologies 6 Expired
US6519805B2 Adjustable vacuum nozzle Human Necessities 5 Expired
US10760435B2 Lock plate for a bladed rotor arrangement Mechanical Engineering; Lighting; Heating 4 Active
US5868327A Mixing and dispensing apparatus and method Performing Operations; Transporting 4 Expired
US10443402B2 Thermal shielding in a gas turbine Mechanical Engineering; Lighting; Heating 2 Active
US6782582B2 Vacuum unit with hose attachment member Human Necessities 1 Expired
US10352175B2 Seal-plate anti-rotation in a stage of a gas turbine engine Mechanical Engineering; Lighting; Heating 0 Active
US8484901B2 Hinges Fixed Constructions 0 Active

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