Inventor · Cupertino, CA, US

Roger Alvis

16Patents
8h-index
17Co-inventors
69Inventor score

Filing activity: Feb 27, 1995 → Oct 30, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5918149A Deposition of a conductor in a via hole or trench Electricity 70 Expired
US5650343A Self-aligned implant energy modulation for shallow source drain extension formation Electricity 25 Expired
US5713667A Temperature sensing probe for microthermometry Emerging Cross-Sectional Technologies 12 Expired
US6455385B1 Semiconductor fabrication with multiple low dose implant Electricity 11 Expired
US5710052A Scanning spreading resistance probe Emerging Cross-Sectional Technologies 11 Expired
US6427345B1 Method and apparatus for a line based, two-dimensional characterization of a three-dimensional surface Emerging Cross-Sectional Technologies 11 Expired
US6293698A Method for precise temperature sensing and control of semiconductor structures Physics 10 Expired
US5935867A Shallow drain extension formation by angled implantation Electricity 9 Expired
US5864199A Electron beam emitting tungsten filament Electricity 5 Expired
US5727978A Method of forming electron beam emitting tungsten filament Electricity 4 Expired
US10453646B2 Tomography-assisted TEM prep with requested intervention automation workflow Electricity 2 Active
US5536940A Energy filtering for electron back-scattered diffraction patterns Electricity 1 Expired
US11513079B2 Method and system for wafer defect inspection Physics 0 Active
US11004651B2 Tomography-assisted TEM prep with requested intervention automation workflow Electricity 0 Active
US5707484A Method of accurate compositional analysis of dielectric films on semiconductors Electricity 0 Expired
US9797923B2 Fabrication of a malleable lamella for correlative atomic-resolution tomographic analyses Emerging Cross-Sectional Technologies 0 Active

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