Inventor · Cupertino, CA, US

Sean Chang

11Patents
7h-index
23Co-inventors
66Inventor score

Filing activity: Oct 22, 2004 → Dec 4, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8119527B1 Depositing tungsten into high aspect ratio features Electricity 416 Active
US8435894B2 Depositing tungsten into high aspect ratio features Electricity 296 Active
US8124531B2 Depositing tungsten into high aspect ratio features Electricity 57 Active
US8207062B2 Method for improving adhesion of low resistivity tungsten/tungsten nitride layers Electricity 39 Active
US8835317B2 Depositing tungsten into high aspect ratio features Electricity 31 Active
US9034768B2 Depositing tungsten into high aspect ratio features Electricity 28 Active
US8889233B1 Method for reducing stress in porous dielectric films Electricity 14 Active
US9659769B1 Tensile dielectric films using UV curing Electricity 6 Active
US11865773B2 Additive process for circular printing of electronic devices Emerging Cross-Sectional Technologies 1 Active
US12172374B2 Additive process for circular printing Emerging Cross-Sectional Technologies 0 Active
US11487206B2 Methods and apparatus for digital material deposition onto semiconductor wafers Electricity 0 Active

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