Inventor · Williston, VT, US

James A. Bruce

28Patents
10h-index
47Co-inventors
75Inventor score

Filing activity: Dec 24, 1984 → Jan 26, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US6147394A Method of photolithographically defining three regions with one mask step and self aligned isolation structure formed thereby Electricity 36 Expired
US4978594A Fluorine-containing base layer for multi-layer resist processes Physics 24 Expired
US6395438B1 Method of etch bias proximity correction Physics 24 Expired
US5972570A Method of photolithographically defining three regions with one mask step and self aligned isolation structure formed thereby Electricity 22 Expired
US5552718A Electrical test structure and method for space and line measurement Physics 21 Expired
US5614990A Illumination tailoring system using photochromic filter Physics 20 Expired
US5760483A Method for improving visibility of alignment targets in semiconductor processing Electricity 16 Expired
US6539321B2 Method for edge bias correction of topography-induced linewidth variation Physics 11 Expired
US6215190A Borderless contact to diffusion with respect to gate conductor and methods for fabricating Electricity 11 Expired
US7269808B2 Design verification Physics 10 Expired
US4612805A Adhesion characterization test site Physics 8 Expired
US7257247B2 Mask defect analysis system Physics 7 Expired
US6395624B1 Method for forming implants in semiconductor fabrication Emerging Cross-Sectional Technologies 6 Expired
US6577406B2 Structure for lithographic focus control features Physics 6 Expired
US6303416A Method to reduce plasma etch fluting Emerging Cross-Sectional Technologies 4 Expired
US6766507B2 Mask/wafer control structure and algorithm for placement Physics 3 Expired
US6338921B1 Mask with linewidth compensation and method of making same Physics 3 Expired
US6015750A Method for improving visibility of alignment target in semiconductor processing Electricity 3 Expired
US6300228A Multiple precipitation doping process Electricity 2 Expired
US8166423B2 Photomask design verification Physics 2 Active
US8219964B2 Method for creating electrically testable patterns Electricity 1 Active
US7492940B2 Mask defect analysis system Physics 1 Active
US7562337B2 OPC verification using auto-windowed regions Physics 1 Active
US8619236B2 Determining lithographic set point using optical proximity correction verification simulation Physics 1 Active
US7492941B2 Mask defect analysis system Physics 1 Active

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