Inventor · Newburyport, MA, US

Graham Wright

29Patents
6h-index
34Co-inventors
69Inventor score

Filing activity: Feb 23, 1989 → Jun 7, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5934501A Beverage container for use with drinking cup Performing Operations; Transporting 40 Expired
US4969732A Display device Physics 38 Expired
US5184238A Apparatus for projecting light onto a surface having reflector means for improving the brightness of the image Physics 13 Expired
US5515202A Optical projector arrangement comprising a compensator Physics 10 Expired
US10600611B2 Ion source crucible for solid feed materials Electricity 10 Active
US10957509B1 Insertable target holder for improved stability and performance for solid dopant materials Electricity 8 Active
US11404254B2 Insertable target holder for solid dopant materials Electricity 6 Active
US11170973B2 Temperature control for insertable target holder for solid dopant materials Electricity 6 Active
US11854760B2 Crucible design for liquid metal in an ion source Electricity 3 Active
US11664192B2 Temperature control for insertable target holder for solid dopant materials Electricity 3 Active
US11127557B1 Ion source with single-slot tubular cathode Electricity 2 Active
US11008649B2 Advanced sputter targets for ion generation Electricity 1 Active
US11542594B2 Advanced sputter targets for ion generation Electricity 0 Active
USD1051838S1 Single-slot tubular cathode General 0 Active
US11664183B2 Extended cathode and repeller life by active management of halogen cycle Electricity 0 Active
US12040154B2 Hybrid ion source for aluminum ion generation using organoaluminium compounds and a solid target Electricity 0 Active
US11996281B1 System and method for introducing aluminum to an ion source Electricity 0 Active
US12094681B2 Hybrid ion source for aluminum ion generation using a target holder and a solid target Electricity 0 Active
US11810746B2 Variable thickness ion source extraction plate Electricity 0 Active
US11887806B2 Composite ion source based upon heterogeneous metal-metal fluoride system Electricity 0 Active
US10818469B2 Cylindrical shaped arc chamber for indirectly heated cathode ion source Electricity 0 Active
US12154766B2 Ion source having different modes of operation Electricity 0 Active
US11631567B2 Ion source with single-slot tubular cathode Electricity 0 Active
US11251010B1 Shaped repeller for an indirectly heated cathode ion source Electricity 0 Active
US12154753B2 Device to control uniformity of extracted ion beam Electricity 0 Active

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